Baseline study cohort characteristics
| Parameters | |
|---|---|
| No. of patients | 709 |
| Age (median) (IQR) (y) | 74 (62–82) |
| Sex, male (n) (%) | 396 (55.9) |
| History of hypertension (n) (%) | 553 (78.0) |
| Antiplatelet treatment (n) (%) | 314 (44.3) |
| Anticoagulant treatment (n) (%) | 132 (18.6) |
| ICH location (n) (%) | |
| Lobar | 346 (48.8) |
| Deep | 299 (42.2) |
| Infratentorial | 64 (9.0) |
| IVH presence (n) (%) | 312 (44.0) |
| Baseline ICH volume (median) (IQR) (mL) | 17 (6–39) |
| Baseline IVH volume (median) (IQR) (mL) | 0 (0–4) |
| Time from symptom onset to CTA (median) (IQR) (h) | 5 (3–10) |
| CTA spot sign presence (n) (%) | 122 (17.2) |
| ICH expansion (n) (%) | 121 (17.1) |
Note:—IQR indicates interquartile range; IVH, intraventricular hemorrhage.