Estimated OR and 95% CI for the association between vaccination and flares at 30, 60 and 90 days after the second vaccination
| Unadjusted | Adjusted | |||
| OR (95% CI) | P value | OR (95% CI) | P value | |
| 30 days | 0.85 (0.38 to 1.91) | 0.70 | 0.81 (0.36 to 1.85) | 0.62 |
| 60 days | 1.10 (0.50 to 2.41) | 0.81 | 1.13 (0.50 to 2.54) | 0.77 |
| 90 days | 0.76 (0.29 to 1.97) | 0.57 | 0.85 (0.32 to 2.26) | 0.74 |
Adjustment variables included age, sex and the use of immunosuppressive drugs or biological agents.