Variable | Mean | SD | Median | Q1 | Q3 |
Age (years) | 51.45 | 13.02 | 50.92 | 41.95 | 61.66 |
Sex (% female) | 78.50 | ||||
Rheumatoid factor (IU/ml) | 372.06 | 527.66 | 197.00 | 92.00 | 449.00 |
Disease duration (months) | 6.09 | 3.42 | 5.46 | 3.42 | 8.29 |
Swollen joint count (28) | 12.95 | 7.16 | 12.00 | 7.00 | 19.00 |
Tender joint count (28) | 13.37 | 7.67 | 12.00 | 8.00 | 20.00 |
ESR (0–100) (mm/h) | 41.54 | 24.75 | 37.00 | 25.00 | 55.00 |
C-reactive protein (mg/dl) | 2.71 | 3.50 | 1.40 | 5.00 | 3.50 |
MD global (0–100 mm) | 49.51 | 20.74 | 50.00 | 31.50 | 65.00 |
Patient global (0–100 mm) | 43.12 | 23.60 | 43.29 | 19.98 | 63.27 |
Pain VAS (0–100 mm) from MD office | 60.56 | 27.41 | 65.00 | 45.00 | 83.00 |
HAQ (0–3) | 1.21 | 0.71 | 1.25 | 0.75 | 1.63 |
Ritchie Articular Index (0–78) | 17.81 | 10.12 | 16.00 | 11.00 | 23.00 |
Swollen joint count (44) | 18.7 | 9.89 | 17 | 12 | 24 |
Joint space narrowing score | 4.22 | 6.08 | 2.00 | 0.50 | 6.00 |
Erosion score | 2.11 | 3.80 | 0.75 | 0.17 | 2.50 |
Total Sharp score* | 6.33 | 8.45 | 3.58 | 1.25 | 8.50 |
Patient global VAS (0–100 mm) from MD office | 61.05 | 26.42 | 62.50 | 43.00 | 84.00 |
DAS44/ESR-4 item | 4.92 | 1.24 | 4.67 | 3.98 | 5.85 |
DAS44/ESR-3 item | 4.73 | 1.18 | 4.55 | 3.83 | 5.67 |
DAS44/CRP-4 item | 4.71 | 1.28 | 4.48 | 3.86 | 5.65 |
DAS44/CRP-3 item | 4.51 | 1.21 | 4.31 | 3.65 | 5.37 |
DAS28/ESR 4 item | 6.12 | 1.20 | 6.10 | 5.28 | 6.97 |
DAS28/ESR-3 item | 5.85 | 1.15 | 5.99 | 5.08 | 6.65 |
DAS28/CRP-4 item | 5.56 | 1.19 | 5.51 | 4.79 | 6.44 |
DAS28/CRP-3 item | 5.35 | 1.14 | 5.46 | 4.62 | 6.08 |
SDAI | 39.20 | 16.98 | 36.88 | 27.7 | 50.58 |
CDAI (0–76) | 36.47 | 15.85 | 33.6 | 24.8 | 46.60 |
CDAI, Clinical Disease Activity Index; CRP, C-reactive protein; DAS, Disease Activity Score; ESR, Westergren erythrocyte sedimentation rate; HAQ, Health Assessment Questionnaire; MD global, physician global assessment; Patient global, patient global assessment; SDAI, Simplified Disease Activity Index; VAS, visual analogue scale.
*The total sharp score = erosion score+joint space narrowing score.5