Fig. 4From: Parity and hypertension risk in couples: does number of parity matter: findings from Tehran Lipid and Glucose StudyRisk ratio plot of HTN in terms of interaction between Parity number and age in females and males based on (a) unadjusted and (b) adjusted model. Adjusted for potential risk factors: BMI, smoking status, physical activity, education, TG and HDL. The risk ratios (RRs) are plotted on a floating absolute scale. Vertical lines indicate the corresponding 95% confidence intervals (CIs)Back to article page