Fig. 1

Joinpoint regression analysis of ASMR (A), ASPR (B), ASIR (C), and ASDR (D) of IHD among WCBA from 1990 to 2021. ASPR age-standardized prevalence rate, ASIR age-standardized incidence rate, ASDR age-standardized disability-adjusted life years rate, ASMR age-standardized mortality rate, IHD ischemic heart disease, WCBA women of childbearing age, P-value *P < 0.05