Table 1.
Patient/Age/Foot | DMARD | BMI (kg/m2) | DAS28 (0–10) | Erosive Disease | LFISIF (0–21) | LFISAP (0–30) | SJC (0–14) | TJC (0–14) | PJC (0–14) | SIFF (0–12) | SIRF (0–7) | RSFP (deg) |
1/43/L | MTX | 30.5 | 7.3 | - | 14 | 19 | 14 | 14 | 4 | 1 | 0 | -5 valgus |
2/48/R | - | 26.3 | 6.2 | - | 11 | 12 | 11 | 5 | 3 | 0 | 0 | 6 varus |
3/36/R | SSZ | 19.5 | 5.5 | - | 17 | 23 | 8 | 12 | 5 | 3 | 0 | -4 valgus |
4/55/L | MTX | 27.4 | 5.0 | + | 6 | 8 | 0 | 2 | 0 | 2 | 1 | -9 valgus |
5/50/R | - | 27.0 | 4.1 | - | 11 | 14 | 9 | 9 | 2 | 0 | 0 | -4 valgus |
6/27/R | MTX | 25.1 | 4.1 | Missing | 9 | 10 | 1 | 9 | 2 | 0 | 1 | -8 valgus |
7/44/L | MTX, SSZ, HCQ | 35.1 | 3.7 | - | 11 | 6 | 0 | 1 | 0 | 5 | 0 | -2 valgus |
8/32/R | TNFα, MTX | 21.9 | 3.4 | - | 12 | 22 | 0 | 7 | 4 | 9 | 2 | -7 valgus |
9/58/R | MTX | 25.0 | 2.7 | - | 10 | 3 | 1 | 10 | 1 | 0 | 0 | -6 valgus |
10/60/L | MTX | 38.9 | 2.5 | + | 10 | 15 | 0 | 1 | 0 | 6 | 2 | 7 varus |
11/43/R | SSZ | 28.5 | 2.3 | + | 7 | 5 | 0 | 3 | 1 | 10 | 1 | -8 valgus |
12/63/L | MTX, HCQ | 32.0 | 2.3 | - | 10 | 7 | 0 | 0 | 0 | 2 | 2 | -9 valgus |
Median 46 | - | 27.2 | 3.9 | 11 | 11 | 1 | 6 | 2 | 2 | 1 | -6 valgus | |
Range 27–63 | - | 19.5–35.1 | 2.3–7.3 | 6–17 | 3–23 | 0–14 | 0–14 | 0–5 | 0–10 | 0–2 | -9 valgus-7 varus | |
Reference values (n = 12) | ||||||||||||
Median 47 | - | 23.7 | - | - | 1 | 0 | 0 | 0 | 0 | 1 | 0 | -3 valgus |
Range 27–64 | - | 19.1–31.8 | - | - | 0–4 | 0–2 | 0–2 | 0–1 | 0 | 0–2 | 0–2 | -8 valgus-1 varus |
DMARD = disease-modifying antirheumatic drug; MTX = methotrexate; SSZ = sulphasalazine; HCQ = hydroxychloroquine; TNFα = tumour necrosing factor α blockade; BMI = body mass index; DAS28 = disease activity score using 28 joint counts; LFISIF = Leeds Foot Impact Scale-Impairment/Footwear subscale score 9 range 0–21); LFISAP = Leeds Foot Impact Scale-Activity Limitation/Participation Restriction subscale score (range 0–30); SJC = swollen joint count (range 0–14); TJC = tender joint count (range 0–14); PJC = painful joint count (range 0–14); SIFF = structural index for forefoot; SIRF = structural index for rearfoot. RSFP = relaxed standing foot posture.