Table 3 Odds ratios and population-attributable risk factors for ischemic stroke by multivariable regression models
Variables | Reference groups | Control groups | Odds ratio (95% CI) | P value | PAR (%) (95% CI) |
|---|---|---|---|---|---|
Sex | Female | Male | 1.13 (1.02–1.56) | 0.013 | NA |
Age, y | 40–49 | 50–59 | 1.67 (1.22–2.13) | <  0.001 | NA |
|  | 60–69 | 3.12 (1.92–3.25) |  | NA | |
|  | 70–79 | 4.36 (2.44–5.38) |  | NA | |
|  | ≥80 | 5.54 (2.38–6.49) |  | NA | |
Residence | Rural | Urban | 0.96 (0.87–0.97) | 0.512 | NA |
Education | Primary school or below | Junior middle school | 0.94 (0.82–1.43) | 0.262 | NA |
|  | Senior middle school | 0.92 (0.84–1.25) |  | NA | |
|  | College or above | 0.90 (0.86–1.04) |  | NA | |
Overweight/obesity | No | Yes | 1.34 (1.08–1.72) | 0.035 | 6.8 (5.62–8.45) |
Smoking | No | Yes | 1.18 (1.34–1.64) | 0.267 | 3.1 (0.97–3.31) |
Physical inactivity | No | Yes | 1.97 (1.33–3.02) | 0.008 | 9.7 (9.82–15.93) |
Hypertension | No | Yes | 3.45 (1.77–7.56) | <  0.001 | 20.2 (16.5–24.4) |
Diabetes | No | Yes | 1.65 (1.31–2.35) | 0.026 | 5.7 (5.22–7.54) |
Dyslipidemia | No | Yes | 2.03 (1.42–3.96) | <  0.001 | 11.2 (7.84–9.93) |
Atrial fibrillation | No | Yes | 1.28 (0.97–2.25) | 0.089 | 2.4 (1.01–5.62) |
Family history | No | Yes | 1.94 (1.26–3.02) | 0.011 | 7.9 (8.32–13.64) |