Table 1.
Study populations
| MGH/MIGen Cases |
MGH/MIGen Controls |
ISGS/SWISS Cases |
ISGS/SWISS Controls |
ISGC ICH Cases |
ISGC ICH Controls |
|
|---|---|---|---|---|---|---|
| n | 484 | 1159 | 1048 | 1384 | 928 | 909 |
| - Small vessel | 55 | --- | 197 | --- | --- | --- |
| - Large artery | 114 | --- | 223 | --- | --- | --- |
| - Cardioembolic | 191 | --- | 241 | --- | --- | --- |
| - Deep ICH | --- | --- | --- | --- | 430 | --- |
| - Lobar ICH | --- | --- | --- | --- | 409 | --- |
| Sex (% female) | 0.39 | 0.41 | 0.43 | 0.52 | 0.52 | 0.51 |
|
Age at enrollment
(mean, SD) |
66.5 (14.6) | 47.5 (8.5) | 64.8 (13.6) | 66.5 (12.6) | 72.4 (11.5) | 73.0 (8.4) |
| Hypertension (%) | 0.62 | 0.55 | 0.64 | 0.34 | 0.71 | 0.55 |
| DM 2 (%) | 0.21 | 0.18 | 0.19 | 0.11 | 0.20 | 0.09 |
| Atrial fibrillation (%) | 0.12 | 0.12 | 0.08 | 0.04 | 0.22 | 0.20 |
| Current smoker (%) | 0.20 | 0.18 | 0.16 | 0.06 | 0.17 | 0.20 |
| Warfarin use (%) | --- | --- | --- | --- | 0.08 | 0.03 |
ICH = intracerebral hemorrhage, n = number of cases/controls, SD = standard deviation, DM 2 = type 2 diabetes mellitus, --- = not applicable