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)

CI confidence interval, PAR population-attributable risk, NA not applicable