Objective: To analyze the contributions of telesimulation to the knowledge of mothers faced with foreign body airway obstruction in children under 1 year of age and identify the related factors.
Methods: A quasi-experimental study of the pre- and post-test design carried out between April and September 2021 with 49 mothers from a city in São Paulo. It was organized into four stages: pre-test, telesimulation, immediate and late post-test (60 days later).