Mental health outcomes in revisional versus primary bariatric surgery patients: A matched case control study.

Objective: To determine whether depression and anxiety symptoms differ between revisional bariatric surgery patients and primary bariatric surgery patients, as such mental health outcomes can have long-lasting impacts on weight loss and the overall success of bariatric surgery.

Methods: An exploratory matched case control study was performed with a total of 50 patients - 25 patients who had received revisional surgery and 25 who had received primary bariatric surgery. Revisional patients were matched with primary patients on sex, age (±7 years), pre-operative BMI (±8.