drugset / Trial / NCT02762851

Influenza Vaccine To Prevent Adverse Vascular Events (RCT-IVVE)

NCT02762851 ↗

Phase 4 Unknown 5000 enrolled McMaster University
RandomizedParallel-groupQuadruple-blindTreatment

Summary

A multi-centre, randomized, placebo controlled, trial. Participants at high-risk for vascular events from the network of INTER- CHF will be randomized to inactivated influenza vaccine or placebo and followed prospectively over three influenza seasons. 5,000 participants will be enrolled prior to influenza season, randomized to either influenza vaccine or saline placebo, either of which they will receive annually for three years and then followed over each of the influenza seasons.

Timeline

Start
2016-06
Primary completion
2019-12
Completion
2020-12

Outcome

Missed primary endpoint

paper Although the prespecified co-primary outcomes during the entire period of observation were not statistically significant PMID 36400089 ↗

paper The second co-primary outcome occurred in 754 (29·5%) of 2560 participants in the vaccine group and 819 (31·9%) of 2569 participants in the placebo group; HR 0·92 [95% CI 0·84-1·02]; p=0·12 PMID 36400089 ↗

Publications

Drugs

EvaluationDrugModalityDoseRoute
Subject Inactivated Trivalent Influenza Vaccine Vaccine 0.5 ml Intramuscular

Indications