Table 4 Odds ratios and population-attributable risk factors for hemorrhagic stroke by multivariable regression models
Variables | Reference groups | Control groups | Odds ratio (95% CI) | P value | PAR (%) (95% CI) |
|---|---|---|---|---|---|
Sex | Female | Male | 0.91 (0.86–1.46) | 0.364 | NA |
Age, y | 40–49 | 50–59 | 1.62 (0.75–2.64) | 0.143 | NA |
|  | 60–69 | 2.13 (1.02–4.68) |  | NA | |
|  | 70–79 | 1.96 (0.92–3.12) |  | NA | |
|  | ≥80 | 1.73 (0.96–2.97) |  | NA | |
Residence | Rural | Urban | 0.98 (0.68–1.35) | 0.462 | NA |
Education | Primary school or below | Junior middle school | 1.12 (0.76–2.25) | 0.275 | NA |
|  | Senior middle school | 0.93 (0.85–1.58) |  | NA | |
|  | College or above | 0.92 (0.77–1.62) |  | NA | |
Overweight/obesity | No | Yes | 1.11 (0.67–1.65) | 0.215 | 2.6 (0.99–3.84) |
Smoking | No | Yes | 1.23 (0.96–1.96) | 0.464 | 1.5 (0.89–1.93) |
Physical inactivity | No | Yes | 1.09 (0.89–2.15) | 0.233 | 1.9 (0.93–2.65) |
Hypertension | No | Yes | 3.66 (1.82–8.23) | <  0.001 | 15.3 (13.2–17.5) |
Diabetes | No | Yes | 1.26 (0.96–2.56) | 0.435 | 2.5 (0.96–3.45) |
Dyslipidemia | No | Yes | 1.28 (0.86–1.87) | 0.289 | 2.3 (0.97–2.81) |
Atrial fibrillation | No | Yes | 1.29 (0.91–1.59) | 0.364 | 2.1 (0.98–2.62) |
Family history | No | Yes | 1.63 (0.99–3.04) | 0.086 | 5.8 (1.02–8.32) |