Heye 2020.

Patient Sampling	Type of study: retrospective
Patient characteristics and setting	Sample size: 350 Female: unclear Mean age: 12 years median Inclusion criteria: all unenhanced, non‐sedated MRIs for suspected appendicitis Setting: paediatric hospital, USA
Index tests	Index test: MRI
Target condition and reference standard(s)	Target condition: appendicitis Reference standard: histology
Flow and timing	Type and length of follow‐up: 30 days clinical follow‐up
Comparative
Notes	We identified this study by a search update during the editorial process of the review.