Table 4.
Comparison of variable in the HE (>6 mL or 33%) and non-HE groups after propensity score-matching.
| Variable | Non-HE (n = 216) | HE (n = 216) | P-value |
|---|---|---|---|
| Age | 60.8 ± 12.4 | 61.0 ± 12.6 | 0.896 |
| Male sex | 169 (78.2) | 163 (75.5) | 0.494 |
| Hypertension | 168 (77.8) | 152 (70.4) | 0.099 |
| Diabetes mellitus | 17 (7.9) | 23 (10.6) | 0.319 |
| Current or previous smoking | 75 (34.7) | 65 (30.1) | 0.304 |
| Current or previous drinking | 71 (32.9) | 66 (30.6) | 0.605 |
| History of coronary heart disease | 3 (1.4) | 2 (0.9) | 1.000 |
| History of cerebral infarction | 9 (4.2) | 6 (2.8) | 0.43 |
| History of cerebral hemorrhage | 12 (5.6) | 13 (6.0) | 0.837 |
| Glasgow coma scale score | 12 (9–14) | 12 (8–14) | 0.389 |
| International normalized ratio | 1.00 (0.94–1.05) | 0.99 (0.94–1.05) | 0.584 |
| Glucose level, mmol/L | 7.0 (6.0–8.4) | 7.0 (6.0–8.2) | 0.794 |
| Platelet count, 103 cells/μL | 187 (154–231) | 201 (155–239) | 0.09 |
| Time from onset to initial CT, h | 2.5 (1.5–3.5) | 2.5 (1.5–3.5) | 0.477 |
| Location of ICH | 0.092 | ||
| Lobe | 21 (9.7) | 15 (6.9) | |
| Deep | 192 (88.9) | 191 (88.4) | |
| Infratentorial | 3 (1.4) | 10 (4.6) | |
| Baseline ICH volume, mL | 21.6 (13.8–33.3) | 24.1 (13.9–34.6) | 0.653 |
| Intraventricular extension | 82 (38.0) | 88 (40.7) | 0.555 |
ICH, intracerebral hemorrhage; HE, hematoma expansion; CT, computed tomography.