Group | Number of cases | Hypertension | Atrial fibrillation or valvular heart disease | Smoking | Dyslipidemia | Diabetes | Less physical exercise | Group | Family history of stroke |
High-risk group | 313 | 222 (70.93) | 23 (7.35) | 104 (33.23) | 145 (46.33) | 113 (36.10) | 144 (46.01) | 105 (33.55) | 78 (24.92) |
Middle and low-risk group | 747 | 168 (22.49) | 13 (1.74) | 103 (13.79) | 110 (14.73) | 46 (6.16) | 117 (15.66) | 87 (11.65) | 43 (5.76) |
χ2 |
| 222.525 | 21.143 | 53.036 | 120.564 | 155.123 | 109.426 | 71.323 | 80.109 |
P |
| <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 |