Evaluating the Role of SURGical TElementoring in Acquisition of Surgical Skills of Laparoscopic Cholecystectomy. SURGTEACH Trial

Inclusion criteria for residents in control- and intervention group: * General surgery residents in years 1 to 6 of their specialty education having performed more than five laparoscopic procedures. * Stratification according to experience will be made for the subject in the control arm and in the intervention arm. * Having passed the prerequisite mandatory national course of general laparoscopic principles. * All residents had to undergo agreement with the mentor about communication model during surgery. This model is derived from LapcoNor principals (11). Residents in the intervention group underwent an additional introduction to the principals of communication through telementoring at the OR. They were introduced to the telementoring equipment. Inclusion criteria for on-site mentors (control group) and telementors (intervention group): • - Consultant surgeon with more than 3 years of experience with independently performing laparoscopic cholecystectomies. * Having acquaintance with assessment of videos for GOALS-score (12) * Both telementors and on-site mentors had to show certificate of having done the national LapCo-Nor "train the trainer" course and followed standardized norms of communication with the mentee during surgical mentoring thus diminishing bias of communicative difference. Inclusion criteria for included patients: * Gallstone disease without clinical history of cholecystitis * BMI \< 38 * No previous history of upper abdominal laparotomy * No previous h…