Fig. 3

Paediatric Basic Life Support and Foreign Body Airway Obstruction Management contrasting groups. Legend Fig. 3: The figures illustrate the distributions of the three groups and the pass/fail level for Paediatric Basic Life Support and Foreign Body Airway Obstruction Management based on the intersection between the untrained laypersons’ and lifeguards’ distributions. The theoretical distributions of false positives and false negatives are displayed. The Y-axis illustrates the relative number of participants receiving each score