Zohreh Rahaei, Elham Moradian, Fatemeh Falahati-Marvast
Improving dental-oral health learning in students using a mobile application ("My tooth"): A controlled before and after study
International journal of dental hygiene
value videobased selfassessment enhancing surgical skills uncertain study investigates feasibility estimates sample size fullscale randomized controlled trial evaluate effectiveness videobased selfassessment improve surgical performance laparoscopic cholecystectomy trainees parallel pilot randomized controlled trial included general surgery trainees performing supervised laparoscopic cholecystectomy randomized 11 control traditional intraoperative teaching intervention group traditional teaching plus videobased selfassessment operative performance measured attending surgeon blinded group assignment time surgery using standardized assessment tools global operative assessment laparoscopic skills operative performance rating system intervention group access video recordings webbased platform review selfassessment using instruments primary outcome estimation sample size difference facultyassessed final operative performance third submitted case feasibility criteria included 85 participation 85 adherence case submission 85 completion selfassessment 37 eligible trainees approached 32 consented randomized 86 16 intervention group 15 control group 55 male 55 junior trainees 1 excluded protocol violation twentyfour 75 participants submitted 3 cases thirteen trainees 81 accessed platform completed 26 632 case selfassessments fiftyfive trainees per arm needed power fullscale laparoscopic cholecystectomy global operative assessment laparoscopic skills 130 trainees per arm operative performance rating system assessment tool pilot study contributes important data inform design adequately powered randomized controlled trial videobased selfassessment improve trainee performance laparoscopic cholecystectomy although priori trial feasibility criteria achieved automated video capture storage could significantly improve adherence future trials