LP, n = 23 | Non–SLE-induced Abdominal Pain, n = 81 | p | |
---|---|---|---|
Female, n (%) | 18 (78.3) | 73 (90.1) | 0.13 |
Age at SLE diagnosis, yrs, mean ± SD | 26.48 ± 11.42 | 32.64 ± 14.47 | 0.06 |
Duration of SLE, mos, median (IQR) | 2.0 (0, 33.0) | 1.5 (0.2, 12.0) | 0.79 |
WBC (× 109/l), median (IQR) | 5.8 (2.6, 7.8) | 5.3 (3.8, 7.2) | 0.84 |
Hb (g/l), mean = SD | 81.13 ± 20.63 | 94.21 ± 23.35 | 0.02* |
PLT (× 109/l), mean ± SD | 125.39 ± 110.17 | 175.22 ± 110.54 | 0.06 |
CRP (mg/l), mean ± SD | 22.86 ± 30.53 | 14.34 ± 26.20 | 0.19 |
ESR (mm/h), mean ± SD | 41.43 ± 25.11 | 35.10 ± 23.91 | 0.27 |
C3 complement (g/l), mean ± SD | 0.32 ± 0.09 | 0.44 ± 0.22 | < 0.01* |
ALB (g/l), mean ± SD | 26.22 ± 5.92 | 29.26 ± 6.12 | 0.04* |
SCr (μmol/l), mean ± SD | 177.78 ± 220.28 | 116.85 ± 125.19 | 0.09 |
IgG (g/l), mean ± SD | 15.68 ± 4.43 | 13.81 ± 5.74 | 0.15 |
D-dimer (100 μg/l), median (IQR) | 8.5 (6.4, 14.9) | 2.7 (1.5, 4.6) | < 0.01* |
ACL (IgM/IgG), n (%) | 10 (43.5) | 24 (29.6) | 0.21 |
Anti-ß2-GP1 (IgG), n (%) | 3 (13.0) | 9 (11.1) | 0.80 |
ANA, n (%) | 23 (100) | 80 (98.8) | 0.59 |
Anti-dsDNA, n (%) | 16 (70.0) | 64 (79.0) | 0.34 |
Anti-Sm, n (%) | 9 (39.1) | 29 (35.8) | 0.77 |
Anti-Ro, n (%) | 17 (73.9) | 50 (61.7) | 0.28 |
Anti-La, n (%) | 6 (26.1) | 18 (22.2) | 0.70 |
Anti-U1RNP, n (%) | 9 (39.1) | 30 (37.0) | 0.86 |
Polyserositis, n (%) | 4 (17.4) | 4 (4.9) | 0.05 |
Arthralgia, n (%) | 9 (39.1) | 35 (43.2) | 0.73 |
Lupus nephritis, n (%) | 19 (82.6) | 52 (64.2) | 0.09 |
Lupus urinary tract involvement, n (%) | 1 (4.3) | 0 (0) | 0.06 |
Pulmonary involvement, n (%) | 15 (15.5) | 13 (16.0) | 0.92 |
Cardiac involvement, n (%) | 12 (33.0) | 24 (29.6) | 0.05 |
CNS involvement, n (%) | 8 (34.8) | 11 (13.6) | 0.02* |
Oral ulcer, n (%) | 7 (30.4) | 16 (19.8) | 0.28 |
Ascites, n (%) | 12 (52.2) | 19 (23.5) | < 0.01* |
Elevated liver enzymes, n (%) | 12 (52.2) | 8 (9.9) | < 0.01* |
Disease activity (SLEDAI), mean ± SD | 18.26 ± 7.33 | 13.40 ± 5.10 | < 0.01* |
Disease activity (ECLAM), mean ± SD | 7.30 ± 1.72 | 4.44 ± 1.49 | < 0.01* |
↵* Statistically significant. WBC: white blood (cell) count; Hb: hemoglobin; PLT: platelet; CRP: C-reactive protein; ESR: erythrocyte sedimentation rate; ALB: albumin; SCr: serum creatinine; IgG: immunoglobulin G; ACL: anticardiolipin antibodies; CNS: central nervous system; IQR: interquartile range; SLE: systemic lupus erythematosus; ANA: antinuclear antibody; SLEDAI: SLE Disease Activity Index; ECLAM: European Consensus Lupus Activity Measurement.