Resource utilization and outcomes among children risk stratified by pediatric appendicitis risk calculator at a tertiary pediatric center.

Objectives: Appendicitis is a common pediatric condition requiring surgery. The pediatric appendicitis risk calculator (pARC) was recently developed to guide clinical care. The objective of this study is to describe resource utilization and clinical outcomes among children with appendix ultrasound (US) scans risk stratified by pARC score.