Table 2.
Univariate analysis of patients with or without stroke disability at 3 months after minor stroke
| Variables | Overall | Disability | No disability | P value |
|---|---|---|---|---|
| Sample size, n (%) | 4669 | 679 (14.5) | 3990 (85.5) | |
| Age, median (IQR), year | 65 (55–74) | 72 (62–78) | 64 (55–72) | <0.001 |
| Female, n (%) | 1656 (35.5) | 281 (41.4) | 1375 (34.5) | <0.001 |
| Vascular risk factors | ||||
| Hypertension, n (%) | 3438 (73.6) | 527 (77.6) | 2911 (73.0) | 0.01 |
| Diabetes mellitus, n (%) | 1274 (27.3) | 251 (37.0) | 1023 (25.6) | <0.001 |
| Dyslipidemia, n (%) | 550 (11.8) | 79 (11.6) | 471 (11.8) | 0.90 |
| Atrial fibrillation, n (%) | 270 (5.8) | 75 (11.0) | 195 (4.9) | <0.001 |
| Coronary heart disease, n (%) | 600 (12.8) | 124 (18.3) | 476 (11.9) | <0.001 |
| Previous stroke, n (%) | 1451 (31.1) | 273 (40.2) | 1178 (29.5) | <0.001 |
| Current or previous smoking, n (%) | 1872 (40.1) | 229 (33.7) | 1643 (41.2) | <0.001 |
| Moderate or heavy alcohol, n (%) | 470 (10.1) | 39 (5.7) | 431 (10.8) | <0.001 |
| BMI at admission, median (IQR), kg/m2 | 24.22 (22.3–26.3) | 24.03 (22.0–26.0) | 24.22 (22.5–26.4) | 0.03 |
| NIHSS score, median (IQR) | ||||
| At admission | 2 (1–3) | 2 (0–3) | 2 (1–3) | 0.06 |
| At 24 h | 2 (1–3) | 3 (2–3) | 2 (1–3) | <0.001 |
| Time from onset to admission <24 h, n (%) | 2472 (52.9) | 1641 (54.5) | 831 (50.2) | 0.005 |
| Neurological deterioration, n (%) | 166 (3.6) | 270 (39.8) | 1927 (48.3) | <0.001 |
| TOAST subtype, n (%) | <0.001 | |||
| Large-artery atherosclerosis | 1951 (41.8) | 303 (44.6) | 1648 (41.3) | |
| Small-artery occlusion | 1066 (22.8) | 94 (13.8) | 972 (24.4) | |
| Cardioembolism | 131 (2.8) | 44 (6.5) | 87 (2.2) | |
| Other | 176 (3.8) | 21 (3.1) | 155 (3.9) |
Stroke disability was defined as modified Rankin Scale >2; IQR interquartile range, BMI body mass index, NIHSS National Institutes of Health Stroke Scale, TOAST Trial of Org 10172 in Acute Stroke Treatment