Table 2.
Laboratory characteristics of patients and healthy controls
| Tests | HC | RA | PsA | SLE |
|---|---|---|---|---|
| Hb (g/dl) | 14·8 (10·9–15·60) | 13·0 (7·6–15·7) | 13·8 (8·6–16·9) | 13·3 (9·4–15·3) |
| WBC × 1000/ml | 6·11 (3·46–9·98) | 7·45 (2·99–14·3) | 7·11 (0·75–16·70) | 5·30 (3·40–15·2) |
| Lymph × 1000/ml | 1·98 (1·09–4·40) | 1·97 (0·93–5·43) | 2·10 (1·07–3·89) | 1·39 (0·61–4·10) |
| Neu × 1000/ml | 3·31 (1·52–7·61) | 4·88 (1·27–9·56) | 3·99 (1·09–12·56) | 2·91 (1·03–11·0) |
| Plt × 1000/ml | 228 (139–235) | 266 (206 – 569) | 253 (138–471) | 223 (93–384) |
| Albumin (g/dl) | 4·60 (3·80–5·37) | 4·07 (3·27–4·69) | 4·29 (3·42–4·83) | 4·01 (3·83–4·72) |
| Cholesterol (mg/dl) | 184 (117–323) | 205 (179–266) | 206 (146–291) | 208 (175–287) |
| CRP (mg/l) | n.a. | 5·5 (0·0–58·3) | 2·62 (0·0–46·0) | 0·30 (0·0–19) |
| ESR (mm/h) | n.a. | 32 (2–120) | 16 (2–75) | 21·5 (2–84) |
Data expressed as median (range). HC = healthy controls; RA = rheumatoid arthritis; PsA = psoriatic arthritis; SLE = systemic lupus erythematosus; Hb = haemoglobin; WBC = white blood cells; Lymph = lymphocytes; Neu = neutrophils; Plt = platelets; CRP = C‐reactive protein, normal values (0–3 mg/l); ESR = erythrocyte sedimentation rate, normal values (0–30 mm/h); n.a. = not applicable.