Table 3. Operative Interventions in the Group Receiving Follow-up Treatment and Magnetic Resonance Imaging After Interim Analysis.

Patient Sex/Age, y	Time to Appendectomy, mo	Histological Findings
M/37	45	Normal
M/38	35	Acute appendicitis
M/43	18	Fibrosis
M/39	10	Fibrosis
M/46	10	Chronic inflammation
M/56	12	Normal
M/61	16	LAMN
M/26	15	Normal
F/56	11	Normal
F/42	5	LAMN

Abbreviation: LAMN, low-grade appendiceal mucinous neoplasm.