Sex Differences In Patients Infected With COVID-19 After Bariatric Surgery: A Multicenter Cross-Sectional Study

This was a multicenter, cross-sectional study conducted from December 1, 2022, to January 30, 2023. The study was sent by the nursing staff to each bariatric surgery patient in the form of an electronic questionnaire. The survey included three main parts :(1) basic information about patients, including age, sex, preoperative and postoperative BMI, and date of surgery; (2) COVID-19-related information, including COVID-19 vaccination status, symptoms after infection, drug use, time to negative conversion, etc.; (3) changes in body weight, physical exercise habits, and nutrient supplementation during infection. The disease characteristics of COVID-19 in these patients were evaluated.