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Table 2 Incidence of stroke according to sex

From: Sex difference in the incidence of stroke and its corresponding influence factors: results from a follow-up 8.4 years of rural China hypertensive prospective cohort study

Patients

Men

Women

Person-years of follow-up

17,428

23,132

All stroke

 Number

288

213

 Incident rate per 100,000 person-years (95% CI)

1652.51 (1463.24–1841.80)

920.80 (797.71–1043.90)

 Sex-adjusted HR (95% CI)

1.00(Referent)

0.55 (0.46–0.66)

 Multivariable-adjusted a HR (95% CI)

1.00(Referent)

0.44 (0.35–0.55)

Ischemic stroke

 Number

188

122

 Incident rate per 100,000 person-years (95% CI)

1078.72 (925.36–1232.10)

527.41 (434.07–620.70)

 Sex-adjusted HR (95% CI)

1.00(Referent)

0.48 (0.38–0.61)

 Multivariable-adjusted a HR (95% CI)

1.00(Referent)

0.43 (0.32–0.57)

Hemorrhagic stroke

 Number

99

87

 Incident rate per 100,000 person-years (95% CI)

568.05 (984.10–1299.60)

367.10 (297.22–455.00)

 Sex-adjusted HR (95% CI)

1.00(Referent)

0.64 (0.48–0.86)

 Multivariable-adjusted a HR (95% CI)

1.00(Referent)

0.41 (0.28–0.58)

  1. a: adjusted variables including age, SBP, BMI, LDL-C levels, current smoking, current drinking, antihypertensive drugs, education and physical activity
  2. LDL-C: Low-density lipoprotein cholesterol. BMI: Body mass index. SBP: Systolic blood pressure
  3. Education degree: Illiteracy and primary school, Junior high school and High school and above
  4. Physical activity: Low, Moderate and high