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Table 1 Univariate analysis of patients with or without stroke recurrence at 3 months after minor stroke
| Variables | Overall | Recurrence | No recurrence | P value |
|---|---|---|---|---|
| Sample size, n (%) | 4669 | 459 (9.8) | 4210 (90.2) | |
| Age, median (IQR), year | 65 (55–74) | 67 (57–76) | 65 (55–73) | <0.001 |
| Female, n (%) | 1656 (35.5) | 159 (34.6) | 1497 (35.6) | 0.70 |
| Vascular risk factors | ||||
| Hypertension, n (%) | 3438 (73.6) | 365 (79.5) | 3073 (73.0) | 0.003 |
| Diabetes mellitus, n (%) | 1274 (27.3) | 148 (32.2) | 1126 (26.8) | 0.01 |
| Dyslipidemia, n (%) | 550 (11.8) | 68 (14.8) | 482 (11.4) | 0.03 |
| Atrial fibrillation, n (%) | 270 (5.8) | 53 (11.6) | 217 (5.2) | <0.001 |
| Treated atrial fibrillation, n (%) | 29 (10.7) | 4 (7.5) | 25 (11.5) | 0.55 |
| Coronary heart disease, n (%) | 600 (12.8) | 90 (19.6) | 510 (12.1) | <0.001 |
| Previous stroke, n (%) | 1451 (31.1) | 196 (42.7) | 1255 (29.8) | <0.001 |
| Current or previous smoking, n (%) | 1872 (40.1) | 178 (38.8) | 1694 (40.2) | 0.54 |
| Moderate or heavy alcohol, n (%) | 470 (10.1) | 47 (10.2) | 423 (10.0) | 0.90 |
| BMI at admission, median (IQR), kg/m2 | 24.22 (22.3–26.3) | 24.22 (22.4–26.6) | 24.22 (22.3–26.3) | 0.41 |
| NIHSS score, median (IQR) | ||||
| At admission | 2 (1–3) | 1 (0–2) | 2 (1–3) | 0.001 |
| At 24 h | 2 (1–3) | 2 (1–3) | 2 (1–3) | 0.74 |
| Time from onset to admission <24 h, n (%) | 2472 (52.9) | 263 (57.3) | 2209 (52.5) | 0.049 |
| Neurological deterioration, n (%) | 166 (3.6) | 31 (6.8) | 135 (3.2) | <0.001 |
| TOAST subtype, n (%) | <0.001 | |||
| Large-artery atherosclerosis | 1951 (41.8) | 208 (45.3) | 1743 (41.4) | |
| Small-artery occlusion | 1066 (22.8) | 84 (18.3) | 982 (23.3) | |
| Cardioembolism | 131 (2.8) | 28 (6.1) | 103 (2.4) | |
| Other | 176 (3.8) | 13 (2.8) | 163 (3.9) |
