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Table 2 The proportion of patients in CDAI/SDAI/DAS28 remission, low activity, moderate activity and high activity states at 0, 6 and 12 weeks. CDAI: Clinical Disease Activity Index; SDAI: Simplified Disease Activity Index; DAS28: Disease Activity Score in 28 joints (using ESR)

From: The rapid kinetics of optimal treatment with subcutaneous methotrexate in early inflammatory arthritis: an observational study

Remission score Baseline No. (%) 6 weeks No. (%) 12 weeks No. (%) Early (0–6 weeks) vs. Late (6–12 weeks) (p)
CDAI N 102 96 89  
Remission ( ≤ 2.8) 0 (0.0) 16 (16.7) 17 (19.1) 0.0002
Low Activity (2.9–10.0) 9 (8.8) 25 (26.0) 48 (53.9) 0.15
Moderate Activity (10.1–22.0) 26 (25.5) 37 (38.5) 21 (23.6)  
High Activity ( > 22) 67 (65.7) 18 (18.8) 3 (3.4)  
SDAI N 97 58 37  
Remission ( ≤ 3.3) 0 (0.0) 4 (6.9) 3 (8.1)  
Low Activity (3.4–11.0) 3 (3.1) 13 (22.4) 16 (43.2) 0.08
Moderate Activity (11.1–26) 15 (15.5) 19 (32.8) 13 (35.1)  
High Activity ( ≥ 26) 79 (81.4) 22 (37.9) 5 (13.5)  
DAS28 N 94 85 76  
Remission ( ≤ 2.4) 2 (2.1) 22 (25.9) 23 (30.3) 0.00002
Low Activity (2.5–3.6) 9 (9.6) 28 (32.9) 33 (43.4) 0.41
Moderate Activity (3.7–5.5) 40 (42.6) 29 (34.1) 19 (25.0)  
High Activity ( ≥ 5.5) 43 (45.7) 6 (7.1) 1 (1.3)