Fig. 9

Waist-to-hip ratio (WHR). The solid black lines indicate the estimated values, while the red dashed lines highlight the knot points, and the black dashed lines illustrate the 95% confidence intervals (CI)
Waist-to-hip ratio (WHR). The solid black lines indicate the estimated values, while the red dashed lines highlight the knot points, and the black dashed lines illustrate the 95% confidence intervals (CI)