Learning how to suture: Should learners observe a demonstration of someone who is experienced or inexperienced to improve their own performance?

BACKGROUND: We explored the influence of observing experienced or inexperienced demonstrators on a learner's own performance of a simple, interrupted suture. METHODS: Participants without suturing experience observed videos of an experienced or inexperienced demonstrator suturing, rated the performance, and then practiced the task; this was repeated twice more. Suturing performance was rated using a modified Objective Structured Assessment of …