Cox regression analysis including potential risk factors for stroke at baseline
| Fatal and non-fatal stroke | ||||||||
|---|---|---|---|---|---|---|---|---|
| Ischaemic | Haemorrhagic | Total | Fatal stroke | |||||
| Variable studied | HR | 95% CI | HR | 95% CI | HR | 95% CI | HR | 95% CI |
| Baseline data | ||||||||
| Systolic BP | 1.01 | 1.00 to 1.02 | 1.01 | 1.01 to 1.03 | 1.01 | 1.00 to 1.02 | 1.02 | 1.00 to 1.03 |
| Diastolic BP | 1.02 | 1.00 to 1.03 | 1.02 | 0.99 to 1.06 | 1.02 | 1.01 to 1.03 | 1.03 | 1.01 to 1.06 |
| BMI | 1.08 | 1.03 to 1.12 | 1.02 | 0.92 to 1.13 | 1.06 | 1.02 to 1.10 | 1.06 | 0.97 to 1.16 |
| WHR | 1.41 | 1.02 to 1.94 | 1.16 | 0.54 to 2.49 | 1.39 | 1.06 to 1.83 | 2.30 | 1.31 to 4.03 |
| Smoking | 1.64 | 1.16 to 2.31 | 2.05 | 0.91 to 4.57 | 1.75 | 1.30 to 2.36 | 4.92 | 2.33 to 10.40 |
| Hypertension | 1.86 | 1.27 to 2.74 | 1.14 | 0.44 to 2.94 | 1.73 | 1.24 to 2.41 | 1.75 | 0.82 to 3.73 |
| Physical inactivity | 1.35 | 0.99 to 1.85 | 2.15 | 1.04 to 4.43 | 1.49 | 1.14 to 1.96 | 2.41 | 1.28 to 4.54 |
| Cholesterol | 1.06 | 0.94 to 1.19 | 0.70 | 0.46 to 1.05 | 1.01 | 0.89 to 1.14 | 1.04 | 0.79 to 1.37 |
| Triglycerides | 1.30 | 1.08 to 1.56 | 0.82 | 0.35 to 1.94 | 1.28 | 1.08 to 1.52 | 1.30 | 0.86 to 1.98 |
| Mental stress | 0.69 | 0.30 to 1.56 | 1.18 | 0.28 to 5.04 | 0.68 | 0.33 to 1.38 | 1.40 | 0.43 to 4.61 |
| Low education | 1.24 | 1.07 to 1.43 | 0.97 | 0.77 to 1.21 | 1.15 | 1.03 to 1.28 | 1.11 | 0.86 to 1.42 |
HR with 95% CI for stroke compared with women who had no stroke during the 32-year follow-up period, with age as a background variable.
BMI, body mass index; BP, blood pressure; WHR, waist–hip ratio.
Statistical significant HRs are shown in bold typeface.