ISSN: 2167-0420
Department of Epidemiology and Biostatistics, College of Public Health, Tampa, USA
Research
Parity, Age at Childbirth, and Premature Menopause, Hysterectomy, and Bilateral Oophorectomy before Age 40 in Women in the United States: National Health and Nutrition Examination Survey 1999-2018
Author(s): Zailing Xing* and Russell S. Kirby
Introduction: This study examined the association of parity, age at first childbirth, and age at last childbirth with premature menopause, hysterectomy, and bilateral oophorectomy before age 40 in women in the United States.
Material and methods: The data stemmed from the National Health and Nutrition Examination Survey spanning from 1999 to 2018, with 13,108 women over 40 included. The exposure variables were parity, age at first childbirth, and age at last childbirth. The outcome variable was premature menopause, hysterectomy, and bilateral oophorectomy before the age of 40. Logistic regression models were utilized to estimate unadjusted and adjusted odds ratios (ORs) (95% confidence intervals [CIs]) controlling for confounders in the occurrence of premature menopause, hysterectomy, or bilateral oophorectomy before turning 40. We also used logistic regression models with r.. View More»
DOI:
10.35248/2167-0420.23.12.702