P value | Odds ratio | 95% CI | |
---|---|---|---|
Univariate analysis | |||
Age (per 10 years) | <0.001 | 1.9 | 1.3-2.8 |
Gender (female/male) | 0.813 | 0.9 | 0.4-2.1 |
Disease duration at vaccination (years) | 0.075 | 1.03 | 1.0-1.1 |
DAS28 at vaccination (0–10)* | 0.366 | 1.2 | 0.8-1.7 |
HAQ at vaccination (0–3)** | 0.332 | 1.4 | 0.7-2.6 |
Diagnosis (RA/SpA) | 0.004 | 4.8 | 1.7-14.2 |
Methotrexate at vaccination (yes/no) | 0.737 | 0.9 | 0.4-2.0 |
Anti-TNF at vaccination (yes/no) | 0.380 | 1.5 | 0.6-3.9 |
Methotrexate + anti-TNF at vaccination (yes/no) | 0.428 | 0.7 | 0.3-1.7 |
Prednisolone at vaccination (yes/no) | <0.001 | 7.1 | 2.7-18.7 |
Prednisolone at vaccination (mg/day) | <0.001 | 1.2 | 1.1-1.3 |
Smoking at vaccination (yes/no) | 0.289 | 1.7 | 0.7-4.2 |
Multivariate analysis | |||
Age (years) | 0.034 | 1.5 | 1.0-2.2 |
#Diagnosis (RA/SpA) | 0.064 | 2.9 | 0.9-9.4 |
Prednisolone at vaccination (yes/no) | <0.001 | 5.6 | 2.1-15.1 |
Prednisolone dose (mg/day) | <0.001 | 1.2 | 1.1-1.3 |