Forest plot of pooled prevalence of cardiovascular events in
premature ovarian failure (A) and Controls women with menopausal age of 50–54
years (B). (A) Pooled prevalence of cardiovascular events in premature ovarian
insufficiency. (B) Pooled prevalence of cardiovascular events in controls women
with menopausal age of 50–54 years. ES, effect size; e, event; n, number;
CVDs, cardiovascular diseases; POI, premature ovarian insufficiency.