SANDWICH and usual care.
COMFORT is the name of the tool used to assess sedation and comfort of infants and children in paediatric intensive care. A full description of the intervention using the TIDieR checklist is available [The stepped wedge trial had 22 time periods; each period duration was four weeks. All participating ICUs started in the usual care period, and one ICU was sequentially randomised every four weeks to enter an eight week training period, before crossing over to the intervention period for the remainder of the trial (