Table 1 Baseline demographic data and comorbidity compared between the comparison and the acquired haemolytic anaemia (AHA) cohorts
Variable | Comparison cohort n = 39020 (%) | AHA cohort n = 3902 (%) |
|---|---|---|
Age, years (SD) | 42.3 (25.4) | 42.3 (25.5) |
< 20 | 8920 (22.9) | 892 (22.9) |
20–39 | 9200 (23.6) | 920 (23.6) |
≥ 40 | 20900 (53.6) | 2090 (53.6) |
Sex | ||
Female | 22230 (57.0) | 2223 (57.0) |
Male | 16790 (43.0) | 1679 (43.0) |
Urbanization of residency | ||
1 (highest) | 9360 (24.0) | 936 (24.0) |
2 | 12990 (33.3) | 1299 (33.3) |
3 | 6260 (16.0) | 626 (16.0) |
4+ (lowest) | 10410 (26.7) | 1041 (26.7) |
Type of AHA | ||
Autoimmune | 0 | 1246 (31.9) |
Non-immune | 0 | 2656 (68.1) |
Comorbidity | ||
Diabetes | 2716 (7.0) | 499 (12.8) |
SLE | 18 (0.05) | 263 (6.7) |
Alcohol-use disorder | 147 (0.4) | 76 (1.9) |
Splenomegaly | 25 (0.1) | 130 (3.3) |
CKD | 171 (0.4) | 247 (6.3) |
Liver cirrhosis | 161 (0.4) | 139 (3.6) |
RA | 63 (0.2) | 37 (0.9) |
HBV | 108 (0.3) | 72 (1.8) |
HCV | 99 (0.3) | 94 (2.4) |