Vaccine | RA | Control | ||
---|---|---|---|---|
Week 0 | Week 6 | Week 0 | Week 6 | |
*p<0.05. | ||||
HI, haemagglutination inhibition; RA, rheumatoid arthritis. | ||||
B/Hong Kong/330/2001 (HK) | 4 (1.4) | 5.3 (1.2) | 3.83 (1.5) | 6.1 (0.9)* |
A/Panama/2007/99 (PAN) | 4.03 (1.4) | 5.33 (1.5) | 4.4 (1.4) | 5.8 (1.2) |
A/New Caledonia/20/99 (NC) | 3.4 (1.4) | 4.7 (1.4) | 2.9 (1.0) | 5.1 (1.3) |