Female Reproductive Factors Linked to COPD Risk
Female reproductive factors were associated with risk of chronic obstructive pulmonary disease (COPD), including age at menarche, number of children, miscarriage, stillbirth, and age at natural menopause, according to an analysis of three cohorts. Among nearly 300,000 women, a U-shaped association was observed between age at menarche and COPD (≤11 vs 13 years: HR …