Table 4.
Multivariable logistic regression with independent determinants associated to first-line therapy with sensitivity analysis for multivariable logistic regression removing cancer.
| Sensitivity analysis | ||||
| Determinant for b-DMARD first-line | OR | 95% CI | P-value | |
| Sex F vs M | 0.86 | 0.67 | 1.10 | .2184 |
| Age <30 vs >65 | 3.51 | 2.46 | 5.00 | <.0001 |
| Age [30–45) vs >65 | 1.61 | 1.11 | 2.34 | .0117 |
| Age [45–55) vs >65 | 1.58 | 1.10 | 2.28 | .0132 |
| Age [55–65) vs >65 | 1.15 | 0.80 | 1.65 | .4598 |
| - | - | - | - | - |
| Arthrosis | 0.71 | 0.48 | 1.07 | .0996 |
| Cardio-cerebrovascular diseases | 1.43 | 1.01 | 2.02 | .0455 |
| Non-steroidal anti-inflammatory drugs | 0.58 | 0.46 | 0.73 | <.0001 |
| Corticosteroids | 0.56 | 0.45 | 0.70 | <.0001 |
b-DMARDs = biological-DMARDs, CI = confidence intervals, OR = odds ratio.