Transnasal Humidified Rapid Insufflation Ventilatory Exchange in children requiring emergent intubation (Kids THRIVE): a statistical analysis plan for a randomised controlled trial oleh Shane George, Kristen Gibbons, Tara Williams, Susan Humphreys, Ben Gelbart, Renate Le Marsney, Simon Craig, David Tingay, Arjun Chavan, Andreas Schibler, for the Kids THRIVE Investigators, Paediatric Research in Emergency Departments International Collaborative (PREDICT), the Australia, New Zealand Intensive Care Society Paediatric Study Group (ANZICS PSG)