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Estimated median months from Corrona RA registry enrollment to first drug use among patients with no identified RA-directed therapy at time of enrollment (N = 750)
| Therapy initiation | n (%) | Median time in months (95% CI) |
|---|---|---|
| Any drug use | ||
| Prednisone, MTX, nbDMARD, or biologic | 372 (49.6%) | 12.1 (9.3–14.8) |
| First steroid or DMARD use | ||
| Prednisone, MTX, or nbDMARD | 354 (47.2%) | 14.5 (11.3–17.1) |
| First DMARD use excluding steroids | ||
| MTX or nbDMARD | 325 (43.3%) | 15.9 (12.2–18.4) |
