James 2020.

Patient Sampling	Type of study: prospective
Patient characteristics and setting	Sample size: 52 Female: 34 Mean age: 11 Inclusion criteria: age 5 to 16 years (inclusive) with US for suspected appendicitis Exclusion criteria: previous abdominal surgery, behavioural disorder Setting: Ireland
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: patients who were treated non‐surgically were followed for 6 months to assess for recurrent symptoms
Comparative
Notes	We identified this study by a search update during the editorial process of the review.