To determine if there was an association between vasectomy utilization and offspring sex ratio (male offspring?:?total offspring), as offspring sex preference may have an impact on family planning in the United States.Using data from the National Institutes of Health-AARP Diet and Health Study, we calculated the number of sons and daughters of all men stratified by vasectomy status. We utilized a logistic regression model to determine if vasectomy utilization varies based on offspring sex ratio while accounting for known factors that impact vasectomy utilization.Of these men, 30,927 (30.8%) underwent vasectomy. Marital status, race, age, education level, region or state, and number of offspring were all significantly correlated with vasectomy utilization (P?
View details for DOI 10.1016/j.urology.2016.11.039
View details for PubMedID 27919667