Trial Outcomes & Findings for Transnasal Humidified Rapid-Insufflation Ventilatory Exchange (THRIVE) Use in Pediatric Procedures (NCT NCT03430206)

NCT ID: NCT03430206

Last Updated: 2020-08-06

Results Overview

Number of surgical interruptions defined by a pause in surgical procedures due to need to intervene, normalized to case length.

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

78 participants

Primary outcome timeframe

Duration of surgery (generally less than 2 hours)

Results posted on

2020-08-06

Participant Flow

Participant milestones

Participant milestones
Measure
Standard of Care
Control subjects will undergo their scheduled procedure and recovery with the usual standard care.
THRIVE
Participants received high flow nasal oxygen (THRIVE: active nasal oxygen delivery system).
Overall Study
STARTED
40
38
Overall Study
COMPLETED
18
21
Overall Study
NOT COMPLETED
22
17

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

3 participants in the THRIVE group were missing baseline values

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Standard of Care
n=18 Participants
Control subjects will undergo their scheduled procedure and recovery with the usual standard care.
THRIVE
n=21 Participants
Participants received high flow nasal oxygen (THRIVE: active nasal oxygen delivery system).
Total
n=39 Participants
Total of all reporting groups
Age, Continuous
5.1 years
STANDARD_DEVIATION 4.6 • n=18 Participants
6.6 years
STANDARD_DEVIATION 6.2 • n=21 Participants
5.5 years
STANDARD_DEVIATION 5.5 • n=39 Participants
Sex: Female, Male
Female
6 Participants
n=18 Participants
8 Participants
n=21 Participants
14 Participants
n=39 Participants
Sex: Female, Male
Male
12 Participants
n=18 Participants
13 Participants
n=21 Participants
25 Participants
n=39 Participants
Race/Ethnicity, Customized
White
13 Participants
n=18 Participants
12 Participants
n=21 Participants
25 Participants
n=39 Participants
Race/Ethnicity, Customized
Asian
2 Participants
n=18 Participants
3 Participants
n=21 Participants
5 Participants
n=39 Participants
Race/Ethnicity, Customized
Unknown/Unreported
3 Participants
n=18 Participants
6 Participants
n=21 Participants
9 Participants
n=39 Participants
Region of Enrollment
United States
18 Participants
n=18 Participants
21 Participants
n=21 Participants
39 Participants
n=39 Participants
Percent Oxygen Saturation
99.7 Percent Saturation
STANDARD_DEVIATION 0.6 • n=18 Participants • 3 participants in the THRIVE group were missing baseline values
99.3 Percent Saturation
STANDARD_DEVIATION 1.5 • n=18 Participants • 3 participants in the THRIVE group were missing baseline values
99.5 Percent Saturation
STANDARD_DEVIATION 1.2 • n=36 Participants • 3 participants in the THRIVE group were missing baseline values

PRIMARY outcome

Timeframe: Duration of surgery (generally less than 2 hours)

Population: Participants who completed the protocol are included in the analysis

Number of surgical interruptions defined by a pause in surgical procedures due to need to intervene, normalized to case length.

Outcome measures

Outcome measures
Measure
Standard of Care
n=18 Participants
Control subjects will undergo their scheduled procedure and recovery with the usual standard care.
THRIVE
n=21 Participants
Participants received high flow nasal oxygen (THRIVE: active nasal oxygen delivery system).
Number of Surgical Interruptions
0.645 Interruptions
Interval 0.308 to 1.35
0.302 Interruptions
Interval 0.121 to 0.753

SECONDARY outcome

Timeframe: Duration of surgery (generally less than 2 hours)

Population: Participants who completed the protocol are included in the analysis

Oxygen desaturation index is defined as the number of times a patient has a 4% decrease in saturation from a 120 second rolling mean for greater than 10 seconds

Outcome measures

Outcome measures
Measure
Standard of Care
n=18 Participants
Control subjects will undergo their scheduled procedure and recovery with the usual standard care.
THRIVE
n=21 Participants
Participants received high flow nasal oxygen (THRIVE: active nasal oxygen delivery system).
Oxygen Desaturation Index
1.09 Events
Interval 0.415 to 2.86
0.312 Events
Interval 0.1 to 0.976

SECONDARY outcome

Timeframe: Duration of surgery (generally less than 2 hours)

Population: Participants who completed the protocol are included in the analysis

Relative incidence of oxygen desaturation as measured by pulse oximetry by second adjusted for post surgical diagnosis

Outcome measures

Outcome measures
Measure
Standard of Care
n=18 Participants
Control subjects will undergo their scheduled procedure and recovery with the usual standard care.
THRIVE
n=21 Participants
Participants received high flow nasal oxygen (THRIVE: active nasal oxygen delivery system).
Number of Oxygen Desaturation Events <90% or Defined by a 5% Fall From Baseline if Baseline Saturation < 94%.
0.536 Events
Interval 0.195 to 1.473
0.268 Events
Interval 0.087 to 0.826

SECONDARY outcome

Timeframe: Duration of surgery (generally less than 2 hours)

Population: This outcome measure was removed from the analysis plan during the course of the study.

Absolute incidence of oxygen desaturation less than 90% as measured by pulse oximetry by second

Outcome measures

Outcome data not reported

SECONDARY outcome

Timeframe: Up to 12 hours

Population: Participants who completed the protocol are included in the analysis

Outcome measures

Outcome measures
Measure
Standard of Care
n=18 Participants
Control subjects will undergo their scheduled procedure and recovery with the usual standard care.
THRIVE
n=21 Participants
Participants received high flow nasal oxygen (THRIVE: active nasal oxygen delivery system).
Incidence of Adverse Events
0.183 Events
Interval 0.061 to 0.547
0.268 Events
Interval 0.107 to 0.672

SECONDARY outcome

Timeframe: Duration of surgery (generally less than 2 hours)

Population: Participants who completed the protocol are included in the analysis

Ventilation was measured with transcutaneous carbon dioxide sensor

Outcome measures

Outcome measures
Measure
Standard of Care
n=18 Participants
Control subjects will undergo their scheduled procedure and recovery with the usual standard care.
THRIVE
n=21 Participants
Participants received high flow nasal oxygen (THRIVE: active nasal oxygen delivery system).
End-Tidal Carbon Dioxide (ETCO2)
51.6 mmHg
Interval 46.5 to 56.7
52.8 mmHg
Interval 48.2 to 57.4

OTHER_PRE_SPECIFIED outcome

Timeframe: Duration of surgery (generally less than 2 hours)

Population: Participants who completed the protocol are included in the analysis

Location of lesion(s) according to post-surgical diagnosis

Outcome measures

Outcome measures
Measure
Standard of Care
n=18 Participants
Control subjects will undergo their scheduled procedure and recovery with the usual standard care.
THRIVE
n=21 Participants
Participants received high flow nasal oxygen (THRIVE: active nasal oxygen delivery system).
Post-surgical Diagnosis
Supraglottic
2 Participants
10 Participants
Post-surgical Diagnosis
Infraglottic
13 Participants
10 Participants
Post-surgical Diagnosis
Both Supraglottic and Infraglottic
3 Participants
1 Participants

OTHER_PRE_SPECIFIED outcome

Timeframe: Evaluated postoperatively in post-anesthesia recovery unit prior to discharge, which is about 60 minutes postoperatively.

Incidence of gas pain or bloating as measured by post-operative survey

Outcome measures

Outcome data not reported

OTHER_PRE_SPECIFIED outcome

Timeframe: Evaluated postoperatively in post-anesthesia recovery unit prior to discharge, which is about 60 minutes postoperatively.

Incidence of nasal irritation as measured by post-operative survey

Outcome measures

Outcome data not reported

OTHER_PRE_SPECIFIED outcome

Timeframe: Evaluated postoperatively in post-anesthesia recovery unit prior to discharge, which is about 60 minutes postoperatively.

Incidence of sinus pressure and/or pain as measured by post-operative survey

Outcome measures

Outcome data not reported

OTHER_PRE_SPECIFIED outcome

Timeframe: Evaluated postoperatively in post-anesthesia recovery unit prior to discharge, which is about 60 minutes postoperatively.

Incidence of headache as measured by post-operative survey

Outcome measures

Outcome data not reported

OTHER_PRE_SPECIFIED outcome

Timeframe: Evaluated postoperatively in post-anesthesia recovery unit prior to discharge, which is about 60 minutes postoperatively.

Other adverse events as measured by post-operative survey

Outcome measures

Outcome data not reported

Adverse Events

Standard of Care

Serious events: 0 serious events
Other events: 3 other events
Deaths: 0 deaths

THRIVE

Serious events: 0 serious events
Other events: 4 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Standard of Care
n=40 participants at risk
Control subjects will undergo their scheduled procedure and recovery with the usual standard care.
THRIVE
n=38 participants at risk
Participants received high flow nasal oxygen (THRIVE: active nasal oxygen delivery system).
Gastrointestinal disorders
Nausea
5.0%
2/40 • Up to 12 hours
5.3%
2/38 • Up to 12 hours
Respiratory, thoracic and mediastinal disorders
Sinus Pain
0.00%
0/40 • Up to 12 hours
2.6%
1/38 • Up to 12 hours
Respiratory, thoracic and mediastinal disorders
Nose Bleeding
0.00%
0/40 • Up to 12 hours
2.6%
1/38 • Up to 12 hours
Gastrointestinal disorders
Emesis
2.5%
1/40 • Up to 12 hours
0.00%
0/38 • Up to 12 hours
Respiratory, thoracic and mediastinal disorders
Throat Pain
0.00%
0/40 • Up to 12 hours
5.3%
2/38 • Up to 12 hours
Respiratory, thoracic and mediastinal disorders
Nasal Pain
2.5%
1/40 • Up to 12 hours
0.00%
0/38 • Up to 12 hours

Additional Information

Thomas Caruso, MD, MEd

Stanford University

Phone: (626) 275-0341

Results disclosure agreements

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