Non-compliance in surveillance for patients with previous resection of large (> or = 1 cm) colorectal adenomas.

Aim: To assess the extent and reasons of non-compliance in surveillance for patients undergoing polypectomy of large (> or = 1 cm) colorectal adenomas.

Methods: Between 1995 and 2002, colorectal adenomas > or = 1 cm were diagnosed in 210 patients and subsequently documented at the Erlangen Registry of Colorectal Polyps. One hundred and fifty-eight patients (75.