Figure 1.
Rate ratios (RRs) and 95% CIs of coffee consumption among women in the Swedish Mammography Cohort at baseline in relation to endometrial cancer risk using restricted cubic splines.
Multivariable adjusted rate ratios for coffee consumption in relation to endometrial cancer incidence adjusted for age, BMI and smoking. Plot of the restricted cubic splines (solid line), linear trend (long-dash line), and dotted lines 95% confidence limits of the linear trend.