After an average follow-up of 3.5 years, 50 new ovarian, fallopian tube, and peritoneal cancer cases were reported in the group.

Participants were observed from the date of study entry until: diagnosis of ovarian, fallopian tube, or peritoneal cancer; death; or the date of the most recent follow-up.

Objective to assess indications for and efficiency of large bowel surgery in patients with ovarian cancer and primary peritoneal carcinoma.