Vaccine antigen | TIV-Vic | TIV-Yam | QIV | Superiority analysis |
---|---|---|---|---|
N = 605 | N = 530 | N = 1081 | ||
Adjusted GMT | Adjusted GMT ratio (95% CI) † | |||
B/Brisbane/3/2007 (Yamagata lineage) | 387.7 | – | 601.2 | QIV/TIV-Vic |
1.55 (1.41, 1.70) | ||||
B/Brisbane/60/2008 (Victoria lineage) | – | 259.4 | 403.5 | QIV/TIV-Yam |
1.56 (1.42, 1.70) | ||||
Number seroconverted (SCR) | SCR difference (95% CI) ‡ | |||
B/Brisbane/3/2007 (Yamagata lineage) | 276 (45.6%) | – | 1112 (61.7%) | QIV minus TIV-Vic |
16.12% (11.54, 20.65) | ||||
B/Brisbane/60/2008 (Victoria lineage) | – | 252 (47.5%) | 1046 (58.1%) | QIV minus TIV-Yam |
10.53% (5.70, 15.33) |