Interview participants
In total, 1,955 staff from 18 paediatric ICUs were trained in the intervention and 193 of these staff participated in end of trial interviews. They included 112 nurses (bedside, senior clinical management, and advanced nurse practitioners); 42 medical staff (medical trainees and consultant intensivists); 14 allied health professionals (physiotherapists, pharmacists and nursing assistants); and 25 research team members.