“…The study designs varied between retrospective reviews of clinical charts of patients [ 37 , 38 , 39 , 40 , 45 ], clinical follow-ups after examinations have been carried out [ 34 , 41 ], and prospective feasibility, safety or observational studies [ 35 , 36 , 42 , 43 , 44 ]. Surgical procedures were either LAGB [ 34 , 35 , 37 , 41 , 42 ] or RYGB [ 36 , 39 , 43 , 44 , 45 ] or were not specified [ 38 , 40 ]. Most studies dealt with depressive disorders and depressive disorder symptoms in bariatric surgery patients, while one [ 36 ] described depressive and anxiety disorder symptoms from a pre- and post-operative point of view and another reported on pre-operative eating disorder symptoms [ 34 ].…”