Fig. 2From: Assessment of laypersons’ paediatric basic life support and foreign body airway obstruction management skills: a validity studyPaediatric Basic Life Support and Foreign Body Airway Obstruction Management d-study results. Legend Fig. 2: The graphs illustrate the generalizability coefficients for different numbers of raters and tests per participant for Paediatric Basic Life Support and Foreign Body Airway Obstruction Management. The lines at 0.6 and 0.8 represent the level needed for formative feedback and certification, respectivelyBack to article page