Trial Outcomes & Findings for Early Use of Cryoprecipitate With Major Hemorrhage Protocol (MHP) Activation (NCT NCT04704869)

NCT ID: NCT04704869

Last Updated: 2025-01-14

Results Overview

Mortality from any cause

Recruitment status

COMPLETED

Study phase

PHASE3

Target enrollment

1604 participants

Primary outcome timeframe

28 days after emergency department (ED) admission

Results posted on

2025-01-14

Participant Flow

Participant milestones

Participant milestones
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Overall Study
STARTED
805
799
Overall Study
Completed 28-day Follow up
771
760
Overall Study
COMPLETED
771
760
Overall Study
NOT COMPLETED
34
39

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Age data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=799 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=805 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Total
n=1604 Participants
Total of all reporting groups
Age, Continuous
38 years
n=785 Participants • Age data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
40 years
n=796 Participants • Age data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
39 years
n=1581 Participants • Age data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
Sex: Female, Male
Female
167 Participants
n=785 Participants • Sex data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
163 Participants
n=796 Participants • Sex data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
330 Participants
n=1581 Participants • Sex data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
Sex: Female, Male
Male
618 Participants
n=785 Participants • Sex data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
633 Participants
n=796 Participants • Sex data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
1251 Participants
n=1581 Participants • Sex data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
n=24 Participants • Ethnicity data were only collected from 48 US participants.
1 Participants
n=24 Participants • Ethnicity data were only collected from 48 US participants.
1 Participants
n=48 Participants • Ethnicity data were only collected from 48 US participants.
Ethnicity (NIH/OMB)
Not Hispanic or Latino
16 Participants
n=24 Participants • Ethnicity data were only collected from 48 US participants.
14 Participants
n=24 Participants • Ethnicity data were only collected from 48 US participants.
30 Participants
n=48 Participants • Ethnicity data were only collected from 48 US participants.
Ethnicity (NIH/OMB)
Unknown or Not Reported
8 Participants
n=24 Participants • Ethnicity data were only collected from 48 US participants.
9 Participants
n=24 Participants • Ethnicity data were only collected from 48 US participants.
17 Participants
n=48 Participants • Ethnicity data were only collected from 48 US participants.
Race/Ethnicity, Customized
Race · Black
10 Participants
n=24 Participants • Race data were only collected from 48 US participants.
6 Participants
n=24 Participants • Race data were only collected from 48 US participants.
16 Participants
n=48 Participants • Race data were only collected from 48 US participants.
Race/Ethnicity, Customized
Race · White
5 Participants
n=24 Participants • Race data were only collected from 48 US participants.
8 Participants
n=24 Participants • Race data were only collected from 48 US participants.
13 Participants
n=48 Participants • Race data were only collected from 48 US participants.
Race/Ethnicity, Customized
Race · Other
9 Participants
n=24 Participants • Race data were only collected from 48 US participants.
10 Participants
n=24 Participants • Race data were only collected from 48 US participants.
19 Participants
n=48 Participants • Race data were only collected from 48 US participants.
Region of Enrollment
United States
24 participants
n=799 Participants
25 participants
n=805 Participants
48 participants
n=1604 Participants
Region of Enrollment
United Kingdom
775 participants
n=799 Participants
780 participants
n=805 Participants
1555 participants
n=1604 Participants
Time from injury to ED arrival
75 minutes
n=799 Participants
77 minutes
n=805 Participants
76 minutes
n=1604 Participants
Number of Participants who arrived at the Emergency Department with a blunt injury
495 Participants
n=785 Participants • Number of participants who arrived in the Emergency Department with a blunt injury data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
519 Participants
n=796 Participants • Number of participants who arrived in the Emergency Department with a blunt injury data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
1014 Participants
n=1581 Participants • Number of participants who arrived in the Emergency Department with a blunt injury data were not be collected for 9 in the Massive Transfusion Protocol arm and for 14 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
Number of Participants who arrived to the Emergency Department in cardiac arrest
12 Participants
n=717 Participants • Number of participants who arrived to the Emergency Department in cardiac arrest were not be collected for 70 in the Massive Transfusion Protocol arm and for 82 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
17 Participants
n=735 Participants • Number of participants who arrived to the Emergency Department in cardiac arrest were not be collected for 70 in the Massive Transfusion Protocol arm and for 82 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.
29 Participants
n=1452 Participants • Number of participants who arrived to the Emergency Department in cardiac arrest were not be collected for 70 in the Massive Transfusion Protocol arm and for 82 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm.

PRIMARY outcome

Timeframe: 28 days after emergency department (ED) admission

Population: Vital status was not available from any source for 34 in the Massive Transfusion Protocol arm and 39 in the Early Cryoprecipitate plus Massive Transfusion Protocol arm. Data presented are from an intention to treat analysis.

Mortality from any cause

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=771 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=760 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Number of Participants With Mortality From Any Cause
201 Participants
192 Participants

SECONDARY outcome

Timeframe: 6 hours after ED admission

Population: Data were not collected for 15 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected for 10 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

Mortality from any cause

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=784 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=795 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
All Cause Mortality at 6 Hours
56 Participants
68 Participants

SECONDARY outcome

Timeframe: 24 hours after ED admission

Population: Data were not collected for 16 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected for 11 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm

Mortality from any cause

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=783 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=794 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
All Cause Mortality at 24 Hours
88 Participants
97 Participants

SECONDARY outcome

Timeframe: 6 months after ED admission

Mortality from any cause. All cause mortality at 6 months is presented as a Kaplan-Meier estimated.

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=799 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=805 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
All Cause Mortality at 6 Months
26.1 percentage of participants
Interval 23.2 to 29.4
27.3 percentage of participants
Interval 24.3 to 30.7

SECONDARY outcome

Timeframe: 12 months after ED admission

Mortality from any cause. All cause mortality at 6 months is presented as a Kaplan-Meier estimated.

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=799 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=805 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
All Cause Mortality at 12 Months
26.6 percentage of participants
Interval 23.6 to 30.0
27.7 percentage of participants
Interval 24.6 to 31.1

SECONDARY outcome

Timeframe: 6 hours after ED admission

Population: Data were not collected from 10 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 15 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

Death related to exsanguination

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=784 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=795 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Death From Bleeding at 6 Hours
32 Participants
35 Participants

SECONDARY outcome

Timeframe: 24 hours after ED admission

Population: Data were not collected from 11 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 16 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

Death related to exsanguination

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=783 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=794 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Death From Bleeding at 24 Hours
43 Participants
39 Participants

SECONDARY outcome

Timeframe: from time of pre-hospital care to 24 hours after ED admission, an average of 30 hours

Population: Data were not collected from 108 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 104 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

Number of units of RBCs

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=695 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=697 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Transfusion Requirements (Number of Units of Red Blood Cells (RBCs))
5 Units
Interval 3.0 to 9.0
5 Units
Interval 3.0 to 8.0

SECONDARY outcome

Timeframe: from time of pre-hospital care to 24 hours after ED admission, an average of 30 hours

Population: Data were not collected from 108 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 104 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

Number of units of plasma

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=695 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=697 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Transfusion Requirements (Number of Units of Plasma)
4 units
Interval 2.0 to 8.0
4 units
Interval 2.0 to 8.0

SECONDARY outcome

Timeframe: from time of pre-hospital care to 24 hours after ED admission, an average of 30 hours

Population: Data were not collected from 110 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 104 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

Number of units of platelets

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=695 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=695 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Transfusion Requirements (Number of Units of Platelets)
0 Units
Interval 0.0 to 1.0
0 Units
Interval 0.0 to 1.0

SECONDARY outcome

Timeframe: from time of pre-hospital care to 24 hours after ED admission, an average of 30 hours

Population: Data were not collected from 110 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 104 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

Number of units of cryoprecipitate

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=695 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=695 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Transfusion Requirements (Number of Units of Cryoprecipitate)
3 Units
Interval 3.0 to 3.0
0 Units
Interval 0.0 to 2.0

SECONDARY outcome

Timeframe: at the time of discharge from hospital, about 11-27 days after admission

Population: Data were not collected from 431 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 424 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

Destination of participant at time of discharge from hospital

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=375 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=374 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Destination of Participant at Time of Discharge From Hospital
Home
280 Participants
278 Participants
Destination of Participant at Time of Discharge From Hospital
Nursing home/rehabilitation facility
9 Participants
8 Participants
Destination of Participant at Time of Discharge From Hospital
Other hospital
63 Participants
72 Participants
Destination of Participant at Time of Discharge From Hospital
Other
23 Participants
16 Participants

SECONDARY outcome

Timeframe: Day of hospital discharge or 28 days after ED admission (whichever comes first)

Population: Data were not collected from 458 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 475 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

The 5-level EQ-5D version (EQ-5D-5L) score range was -0.148 (worst health state) to 0.949 (best health state). A higher score indicating a better health state.

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=324 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=347 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Quality of Life as Assessed by EuroQol-5 Dimension-5 Level (EQ5D-5L)
0.51 score on a scale
Interval 0.26 to 0.72
0.50 score on a scale
Interval 0.2 to 0.73

SECONDARY outcome

Timeframe: Day of hospital discharge or 28 days after ED admission (whichever comes first)

Population: Data were not collected from 93 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 94 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

The Glasgow Outcome Score ranges from 1 to 5, with a higher score indicating a better outcome: 1. Death - Severe injury or death without recovery of consciousness 2. Persistent vegetative state - Severe damage with prolonged state of unresponsiveness and a lack of higher mental functions 3. Severe disability - Severe injury with permanent need for help with daily living 4. Moderate disability - No need for assistance in everyday life, employment is possible but may require special equipment 5. Low disability - Light damage with minor neurological and psychological deficits

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=705 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=712 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Quality of Life as Assessed by the Glasgow Outcome Score
Low disability
226 Participants
221 Participants
Quality of Life as Assessed by the Glasgow Outcome Score
Moderate disability
129 Participants
129 Participants
Quality of Life as Assessed by the Glasgow Outcome Score
Severe disability
155 Participants
153 Participants
Quality of Life as Assessed by the Glasgow Outcome Score
Persistent vegetative state
21 Participants
27 Participants
Quality of Life as Assessed by the Glasgow Outcome Score
Death
174 Participants
182 Participants

SECONDARY outcome

Timeframe: 6 months after ED admission

Population: Data were not collected from 350 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 331 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

The 5-level EQ-5D version (EQ-5D-5L) score range was -0.148 (worst health state) to 0.949 (best health state). A higher score indicating a better health state.

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=468 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=455 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Quality of Life as Assessed by EuroQol-5 Dimension-5 Level (EQ5D-5L)
0.76 score on a scale
Interval 0.63 to 0.93
0.66 score on a scale
Interval 0.36 to 0.78

SECONDARY outcome

Timeframe: 6 months after ED admission

Population: Data for this outcome measure were not collected because the survey was not included on the 6-month follow-up. As a result, no participants received the survey, and therefore, no participants were analyzed in either study arm.

The Glasgow Outcome Score ranges from 1 to 5, with a higher score indicating a better outcome: 1. Death - Severe injury or death without recovery of consciousness 2. Persistent vegetative state - Severe damage with prolonged state of unresponsiveness and a lack of higher mental functions 3. Severe disability - Severe injury with permanent need for help with daily living 4. Moderate disability - No need for assistance in everyday life, employment is possible but may require special equipment 5. Low disability - Light damage with minor neurological and psychological deficits

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: Day of hospital discharge or 28 days after ED admission (whichever comes first)

Population: Data were not collected from 34 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 36 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

Number of ventilator days during hospitalization

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=763 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=771 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Hospital Resource Use as Assessed by Number of Ventilator Days
1 days
Interval 0.0 to 6.0
1 days
Interval 0.0 to 7.0

SECONDARY outcome

Timeframe: Day of hospital discharge or 28 days after ED admission (whichever comes first)

Population: Data were not collected from 34 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 36 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

Number of ICU days during hospitalization

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=763 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=771 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Hospital Resource Use as Assessed by Number of Intensive Care Unit (ICU) Days
4 days
Interval 1.0 to 12.0
4 days
Interval 1.0 to 13.0

SECONDARY outcome

Timeframe: Day of hospital discharge or 28 days after ED admission (whichever comes first)

Population: Data were not collected from 33 participants in the Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm. Data were not collected from 36 participants in the Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood) arm.

Total number of hospital days

Outcome measures

Outcome measures
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=763 Participants
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=772 Participants
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Hospital Resource Use as Assessed by Number of Hospital Days
11 days
Interval 3.0 to 27.0
11 days
Interval 3.0 to 27.0

Adverse Events

Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)

Serious events: 83 serious events
Other events: 0 other events
Deaths: 201 deaths

Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)

Serious events: 84 serious events
Other events: 0 other events
Deaths: 192 deaths

Serious adverse events

Serious adverse events
Measure
Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=805 participants at risk
Only standard of care massive transfusion protocol products will be given, including red blood cells, plasma, platelets, and whole blood. Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Early Cryoprecipitate + Massive Transfusion Protocol (RBCs, Plasma, Platelets, Whole Blood)
n=799 participants at risk
Cryoprecipitate will be given in addition to the standard of care massive transfusion protocol products, which include red blood cells, plasma, platelets and whole blood. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Cryoprecipitate: Cryoprecipitate is a blood product high in fibrinogen. The Cryoprecipitate will be given with 90 minutes of emergency department arrival. Cryoprecipitate dose will be 3 pools (equivalent to 15 single units). Red Blood Cells: RBCs are utilized as part of the Massive Transfusion protocol for hemorrhage control. Plasma: Plasma is utilized as part of the Massive Transfusion protocol for hemorrhage control. Platelets: Platelets are utilized as part of the Massive Transfusion protocol for hemorrhage control. Whole Blood: Whole Blood is utilized as part of the Massive Transfusion protocol for hemorrhage control.
Vascular disorders
Venous thromboembolism
7.1%
57/805 • Number of events 59 • Day of hospital discharge or 28 days after ED admission (whichever comes first)
28-day vital status was not available from any source for 34 in the Massive Transfusion arm and 39 in the Early Cryoprecipitate + Massive Transfusion arm; therefore, all-Cause Mortality data could not be assessed for 34 in the Massive Transfusion arm and 39 in the Early Cryoprecipitate + Massive Transfusion arm.
6.9%
55/799 • Number of events 58 • Day of hospital discharge or 28 days after ED admission (whichever comes first)
28-day vital status was not available from any source for 34 in the Massive Transfusion arm and 39 in the Early Cryoprecipitate + Massive Transfusion arm; therefore, all-Cause Mortality data could not be assessed for 34 in the Massive Transfusion arm and 39 in the Early Cryoprecipitate + Massive Transfusion arm.
Vascular disorders
Arterial thrombotic event
3.2%
26/805 • Number of events 26 • Day of hospital discharge or 28 days after ED admission (whichever comes first)
28-day vital status was not available from any source for 34 in the Massive Transfusion arm and 39 in the Early Cryoprecipitate + Massive Transfusion arm; therefore, all-Cause Mortality data could not be assessed for 34 in the Massive Transfusion arm and 39 in the Early Cryoprecipitate + Massive Transfusion arm.
3.3%
26/799 • Number of events 27 • Day of hospital discharge or 28 days after ED admission (whichever comes first)
28-day vital status was not available from any source for 34 in the Massive Transfusion arm and 39 in the Early Cryoprecipitate + Massive Transfusion arm; therefore, all-Cause Mortality data could not be assessed for 34 in the Massive Transfusion arm and 39 in the Early Cryoprecipitate + Massive Transfusion arm.
General disorders
Serious transfusion related adverse event
0.00%
0/805 • Day of hospital discharge or 28 days after ED admission (whichever comes first)
28-day vital status was not available from any source for 34 in the Massive Transfusion arm and 39 in the Early Cryoprecipitate + Massive Transfusion arm; therefore, all-Cause Mortality data could not be assessed for 34 in the Massive Transfusion arm and 39 in the Early Cryoprecipitate + Massive Transfusion arm.
0.38%
3/799 • Number of events 3 • Day of hospital discharge or 28 days after ED admission (whichever comes first)
28-day vital status was not available from any source for 34 in the Massive Transfusion arm and 39 in the Early Cryoprecipitate + Massive Transfusion arm; therefore, all-Cause Mortality data could not be assessed for 34 in the Massive Transfusion arm and 39 in the Early Cryoprecipitate + Massive Transfusion arm.

Other adverse events

Adverse event data not reported

Additional Information

Bryan A Cotton, MD

The University of Texas Health Science Center at Houston

Phone: 713-500-7313

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place