Table 5.
Comparison of lupus patients with (n = 80) and without (n = 370) lymphopenia.
| With lymphopenia n (%) |
Without lymphopenia n (%) |
p-Value | OR | 95% CI | |
|---|---|---|---|---|---|
| Age (years; median, IQR) | 35.0 (27.0–44.5) | 41.0 (29.5–49.0) | 0.004 | ||
| Age at diagnosis (years; median, IQR) | 30.0 (22.0–33.0) | 26.0 (19.0–35.7) | 0.01 | ||
| Glomerulonephritis – n (%) | 45/80 (56.2) | 136/369 (36.8) | 0.001 | 2.2 | 1.35–3.59 |
| Thrombocytopenia – n (%) | 23/79 (29.1) | 71/370 (19.1) | 0.04 | 1.7 | 0.99–2.99 |
| Leukopenia – n (%) | 34/80 (42.5) | 99/369 (26.9) | 0.005 | 2.0 | 1.21–3.31 |
| Anti-La – n (%) | 20/76 (26.3) | 59/355 (16.6) | 0.04 | 2.0 | 1.50–4.32 |
| Anti-RNP – n (%) | 31/73 (42.4) | 77/243 (22.4) | 0.0004 | 2.5 | 1.21–3.31 |
| Anti-SM – n (%) | 25/75 (33.3) | 60/351 (17.0) | 0.0014 | 3.0 | 1.42–6.50 |
| Lupus anticoagulant – n (%) | 15/71 (21.1) | 43/330 (13.0) | 0.07 | ||
| Antiphospholipid syndrome – n (%) | 12/75 (16.0) | 21/357 (5.8) | 0.002 | 2.2 | 1.35–3.59 |
IQR: interquartile range; OR: odds ratio; 95% CI: 95% confidence interval.