Table 3 Crude and adjusted associations (logistic regression) between hypertension and duration of oral contraceptive use
From: Oral contraceptives and hypertension in women: results of the enrolment phase of Tabari Cohort Study
Variables | Model | Duration of oral contraceptive use (month); OR (95% CI) | |||||
|---|---|---|---|---|---|---|---|
Never | 1–11 | 12–24 | 25–60 | 61–120 | > 120 | ||
Hypertension | Crude | Ref | 1.13 (0.83–1.54) | 1.35 (1.12–1.63) | 1.37 (1.14–1.65) | 1.48 (1.22–1.81) | 1.43 (1.15–1.78) |
Adjusted age, BMI, WC, pregnancy number, DM | Ref | 1.28 (0.92–1.79) | 1.05 (0.86–1.30) | 1.15 (0.93–1.40) | 1.39 (1.12–1.73) | 1.47 (1.16–1.87) | |