Baseline clinical characteristics and outcomes of the study patients with intracerebral haemorrhage
| Variable | Total (n=3255) | With any medical complications (n=878) | Without medical complications (n=2377) | P value |
| Age, mean±SD (years) | 62±13 | 66±13 | 61±13 | <0.0001 |
| Age ≥65 years, n (%) | 1414 (43.44) | 499 (56.83) | 915 (38.49) | <0.0001 |
| Gender, female, n (%) | 1260 (38.71) | 352 (40.09) | 908 (38.20) | 0.3254 |
| Hypertension, n (%) | 2191 (67.31) | 593 (67.54) | 1598 (67.23) | 0.8661 |
| Hyperlipidaemia, n (%) | 230 (7.07) | 56 (6.38) | 174 (7.32) | 0.3519 |
| Diabetes mellitus, n (%) | 285 (8.76) | 88 (10.02) | 197 (8.29) | 0.1201 |
| History of stroke, n (%) | 889 (27.31) | 272 (30.98) | 617 (25.96) | 0.0043 |
| History of TIA, n (%) | 29 (0.89) | 10 (1.14) | 19 (0.80) | 0.3601 |
| History of AF, n (%) | 54 (1.66) | 20 (2.28 | 34 (1.43) | 0.0929 |
| History of coronary heart disease (CHD), n (%) | 204 (6.27) | 65 (7.40) | 139 (5.85) | 0.1042 |
| Family history of stroke, n (%) | 491 (15.08) | 119 (13.55) | 372 (15.65) | 0.138 |
| Medical history, n (%) | ||||
| Antihypertension treatment | 1910 (58.68) | 566 (64.46) | 1344 (56.54) | <0.0001 |
| Antiplatelet treatment | 31 (0.95) | 8 (0.91) | 23 (0.97) | 0.883 |
| Anticoagulant treatment | 24 (0.74) | 9 (1.03) | 15 (0.63) | 0.2435 |
| Hypoglycaemic treatment | 405 (12.44) | 152 (17.31) | 253 (10.64) | <0.0001 |
| Lipid-lowering treatment | 275 (8.45) | 57 (6.49) | 218 (9.17) | 0.0147 |
| Current smoking, n (%) | 825 (25.35) | 208 (23.69) | 617 (25.96) | 0.187 |
| Current heavy drinking, n (%) | 998 (30.66) | 243 (27.68) | 755 (31.76) | 0.0248 |
| Baseline NIHSS, median (IQR) | 10.0 (4.0–18.0) | 16 (9.0–25.0) | 8 (3.0–14.00) | <0.0001 |
| GCS at admission, median (IQR) | 14.0 (9.0–15.0) | 10 (6.0–15.0) | 15 (11–15.0) | <0.0001 |
| Haematoma volume, median (IQR) | 12.6 (5.5–28.0) | 18.64 (7.5–41.8) | 11.76 (4.8–24.0) | <0.0001 |
| Haematoma location, n (%) | ||||
| Basal ganglia | 1878 (57.7) | 492 (56.04) | 1386 (58.31) | 0.2442 |
| Lobar | 704 (21.63) | 215 (24.49) | 489 (20.57) | 0.016 |
| Thalamus | 631 (19.39) | 178 (20.27) | 453 (19.06) | 0.4362 |
| Brainstem | 258 (7.93) | 95 (10.82) | 163 (6.86) | 0.0002 |
| Cerebellum | 184 (5.65) | 57 (6.49) | 127 (5.34) | 0.2077 |
| Death during hospitalisation, n (%) | 297 (9.12) | 184 (20.96) | 113 (4.75) | <0.0001 |
| Death at 3 months, n (%) | 650 (19.97) | 337 (38.38) | 313 (13.17) | <0.0001 |
| Death at 6 months, n (%) | 732 (22.49) | 361 (41.12) | 371 (15.61) | <0.0001 |
| Death at 12 months, n (%) | 850 (26.11) | 396 (45.10) | 454 (19.10) | <0.0001 |
AF, atrial fibrillation; GCS, Glasgow Coma Scale; NIHSS, National Institutes of Health Stroke Scale; TIA, transient ischaemic attack.