Table 3.
Multivariable logistic regression with independent determinants associated to first-line therapy with b-DMARD versus cs-DMARD.
| Main analysis | ||||
| Determinant for b-DMARD first-line | OR | 95% CI | P-value | |
| Sex Fvs M | 0.86 | 0.68 | 1.10 | .2377 |
| Age <30 vs >65 | 3.66 | 2.56 | 5.23 | <.0001 |
| Age [30–45) vs >65 | 1.68 | 1.15 | 2.44 | .0068 |
| Age [45–55) vs >65 | 1.64 | 1.14 | 2.37 | .0079 |
| Age [55–65) vs >65 | 1.18 | 0.82 | 1.69 | .3824 |
| Cancer | 2.30 | 1.25 | 4.24 | .0074 |
| Arthrosis | 0.71 | 0.48 | 1.07 | .1012 |
| Cardio-cerebrovascular diseases | 1.36 | 0.96 | 1.94 | .0839 |
| 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, cs-DMARDs = conventional synthetic-DMARDs, OR = odds ratio.