The Effects of an Information Video on Anxiety and Bariatric Surgery Knowledge Among Bariatric Surgery Candidates

An interventional prospective study on 200 bariatric surgery candidates from the Assuta Medical Center (AMC). The first 100 patients will be assigned to the control group and the later 100 patients will be assigned to the experimental group. All the participants will receive standard care, and only those participants who will assigned to the experimental group will be asked to watch a videotaped lecture of 30 minutes 1-2 weeks prior to the surgery date. The videotaped lecture will include information and guidelines of bariatric surgery preparation. All participants will complete Bariatric surgery knowledge questionnaire and The state-trait anxiety inventory (STAI) questionnaire at the bariatric committee and once again at the pre-surgery clinic which take place 1-10 days pre-surgery.In addition, 20 participants will be recruited to a pilot study for the validation of the Bariatric surgery knowledge questionnaire.