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Association of bDMARD therapy duration and DAS28 scores
| Treatment duration (months) | Patientsa (n = 412) | Mean score (SD) | p value |
|---|---|---|---|
| 0.0–2.9 | 312 | 4.6 (1.5) | |
| 3.0–5.9 | 35 | 3.5 (1.4) | 0.0002* |
| 6.0–11.9 | 25 | 3.9 (1.4) | 0.0945* |
| >12 | 40 | 3.2 (1.4) | <0.0001* |
*Compared with 0.0–2.9-month group, with analysis of variance followed by Bonferroni correction. The adjusted α = 0.05/6 = 0.0083; *p < 0.0083
aNumber of patients with available score data
