Trial Outcomes & Findings for Artificial Valve Endocarditis Reduction Trial (NCT NCT00590889)

NCT ID: NCT00590889

Last Updated: 2019-02-27

Results Overview

Patient response to treatment with the Silzone™ treated valve will be evaluated based upon the incidence of early and late PVE (prosthetic valve endocarditis) in the treatment group vs. the control group.

Recruitment status

TERMINATED

Study phase

NA

Target enrollment

807 participants

Primary outcome timeframe

1 year

Results posted on

2019-02-27

Participant Flow

Participant milestones

Participant milestones
Measure
SJM Conventional
SJM Standard Masters Series Mechanical Heart Valve with Conventional Cuff Artificial Mechanical Heart Valve: Both arms used market released mechanical heart valves in accordance with approved labeling
SJM Silzone
SJM Masters Series Mechanical Heart Valve with Silzone Coating Artificial Mechanical Heart Valve: Both arms used market released mechanical heart valves in accordance with approved labeling
Overall Study
STARTED
404
403
Overall Study
COMPLETED
118
104
Overall Study
NOT COMPLETED
286
299

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Artificial Valve Endocarditis Reduction Trial

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
SJM Conventional
n=404 Participants
SJM Standard Masters Series Mechanical Heart Valve with Conventional Cuff Artificial Mechanical Heart Valve: Both arms used market released mechanical heart valves in accordance with approved labeling
SJM Silzone
n=403 Participants
SJM Masters Series Mechanical Heart Valve with Silzone Coating Artificial Mechanical Heart Valve: Both arms used market released mechanical heart valves in accordance with approved labeling
Total
n=807 Participants
Total of all reporting groups
Age, Customized
<=18 years
0 participants
n=5 Participants
0 participants
n=7 Participants
0 participants
n=5 Participants
Age, Customized
Between 18 and 65 years
244 participants
n=5 Participants
218 participants
n=7 Participants
462 participants
n=5 Participants
Age, Customized
>=65 years
159 participants
n=5 Participants
185 participants
n=7 Participants
344 participants
n=5 Participants
Sex: Female, Male
Female
168 Participants
n=5 Participants
165 Participants
n=7 Participants
333 Participants
n=5 Participants
Sex: Female, Male
Male
236 Participants
n=5 Participants
238 Participants
n=7 Participants
474 Participants
n=5 Participants

PRIMARY outcome

Timeframe: 1 year

Population: subjects randomized into the study

Patient response to treatment with the Silzone™ treated valve will be evaluated based upon the incidence of early and late PVE (prosthetic valve endocarditis) in the treatment group vs. the control group.

Outcome measures

Outcome measures
Measure
SJM Conventional
n=404 Participants
SJM Standard Masters Series Mechanical Heart Valve with Conventional Cuff Artificial Mechanical Heart Valve: Both arms used market released mechanical heart valves in accordance with approved labeling
SJM Silzone
n=403 Participants
SJM Masters Series Mechanical Heart Valve with Silzone Coating Artificial Mechanical Heart Valve: Both arms used market released mechanical heart valves in accordance with approved labeling
Incidence of Prosthetic Valve Endocarditis Comparing Conventional Valves to Silzone™ Coated Valves.
10 participants
9 participants

Adverse Events

Adverse Events for the Conventional Group

Serious events: 194 serious events
Other events: 124 other events
Deaths: 0 deaths

Adverse Events for the Silzone™ Group

Serious events: 261 serious events
Other events: 118 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Adverse Events for the Conventional Group
n=404 participants at risk
These patients received a conventional heart valve.
Adverse Events for the Silzone™ Group
n=403 participants at risk
These patients received the Silzone™ treated heart valve.
Cardiac disorders
Explant due to PV (para-valvular) leak
0.74%
3/404 • Number of events 3 • 12 years
4.0%
16/403 • Number of events 16 • 12 years
Cardiac disorders
All reported explants
2.7%
11/404 • Number of events 11 • 12 years
6.7%
27/403 • Number of events 27 • 12 years
Cardiac disorders
All reported explants/repairs
4.0%
16/404 • Number of events 16 • 12 years
8.2%
33/403 • Number of events 33 • 12 years
Cardiac disorders
Major PV (Para-Valvular) leak
1.7%
7/404 • Number of events 7 • 12 years
4.7%
19/403 • Number of events 19 • 12 years
Cardiac disorders
Stroke/RIND
6.7%
27/404 • Number of events 27 • 12 years
6.5%
26/403 • Number of events 26 • 12 years
Cardiac disorders
All Cause Mortality
32.2%
130/404 • Number of events 130 • 12 years
34.7%
140/403 • Number of events 140 • 12 years

Other adverse events

Other adverse events
Measure
Adverse Events for the Conventional Group
n=404 participants at risk
These patients received a conventional heart valve.
Adverse Events for the Silzone™ Group
n=403 participants at risk
These patients received the Silzone™ treated heart valve.
Cardiac disorders
Confirmed TE
15.1%
61/404 • Number of events 61 • 12 years
14.6%
59/403 • Number of events 59 • 12 years
Cardiac disorders
Confirmed TE without TIA
8.7%
35/404 • Number of events 35 • 12 years
7.9%
32/403 • Number of events 32 • 12 years
Cardiac disorders
Confimred TE Stroke
4.5%
18/404 • Number of events 18 • 12 years
4.5%
18/403 • Number of events 18 • 12 years
Cardiac disorders
Endocarditis
2.5%
10/404 • Number of events 10 • 12 years
2.2%
9/403 • Number of events 9 • 12 years

Additional Information

Heidi Hinrichs, VP of Clinical Study Management, St. Jude Medical

St.Jude Medical

Results disclosure agreements

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