Table 1.
Cohort Characteristics
| Variable | All n (%) |
|---|---|
| Number of patients | 162 |
| Age (mean, SD) | 73 (13) |
| Sex (female) | 65 (40) |
| Hypertension | 131 (82) |
| Diabetes | 37 (24) |
| Antiplatelets | 82 (51) |
| Warfarin | 31 (19) |
| GCS (median, IQR) | 12 (6 – 15) |
| SBP (median, IQR) | 176 (155 – 204) |
| Time to CTA, in hours (median, IQR) | 4 (2 – 8) |
| ICH location Lobar Deep Brainstem Cerebellar |
81 (50) 60 (37) 7 (4) 14 (9) |
| Baseline ICH volume (median, IQR) | 23 (7 – 66) |
| Intraventricular extension | 94 (58) |
| Baseline IVH volume* (median, IQR) | 7 (2 – 16) |
| Spot sign presence First-pass CTA Delayed CTA |
41 (25%) 48 (30%) |
| Spot sign volume (median, IQR) First-pass CTA Delayed CTA |
0.04 (0.01 – 0.09) 0.4 (0.06 – 0.91) |
| Extravasation rate (mL / min) | 0.23 (0.06 – 0.64) |
| Extravasation rate (mL / hour) | 13.8 (3.58 – 38.42) |
| Hematoma expansion** | 26 (21%) |
| In-hospital mortality | 65 (40%) |
| 90-day mortality | 70 (43%) |
*
Data refer to ICH patients with intraventricular extension only (n = 94, 58%).
**
Data refer only to ICH patients with a follow-up CT (n = 125, 77%)
SD = Standard Deviation; GCS = Glasgow Coma Scale; IQR = Interquartile Range; SBP = Systolic Blood Pressure; CTA = CT Angiography; ICH = Intracerebral Hemorrhage; IVH = Intraventricular Hemorrhage; mL = Milliliter