Table 2.
Association studies of demographic, clinical and serological variables of lupus patients with hemolytic anemia.
| With hemolytic anemia n = 39 |
Without hemolytic anemia n = 421 |
p-Value | OR | 95% CI | |
|---|---|---|---|---|---|
| Age years – median (IQR) | 35.0 (23.0–47.0) | 40.0 (30.0–49.0) | 0.06 | ||
| Leukopenia – n (%) | 17/39 (43.5) | 119/416 (28.6) | 0.0506 | 1.9 | 0.9–3.7 |
| Thrombocytopenia – n (%) | 14/31 (35.8) | 83/416 (19.9) | 0.02 | 2.2 | 1.1–4.5 |
| Anti-SM – n (%) | 10/36 (27.7) | 77/398 (19.3) | <0.0001 | 5.4 | 2.6–1.4 |
| Anticardiolipin IgG – n (%) | 10/38 (26.3) | 44/405 (10.8) | <0.0001 | 5.8 | 3.0–11.2 |
| Anticardiolipin IgM – n (%) | 14/38 (36.8) | 39/404 (9.6) | <0.0001 | 5.4 | 2.6–11.4 |
| Lupus anticoagulant – n (%) | 12/34 (35.2) | 47/373 (12.6) | 0.001 | 3.7 | 1.7–8.1 |
IQR: interquartile range; OR: odds ratio; 95% CI: 95% confidence interval.