A, Fractions of all lesions reported as having each individual Narrow-Band Imaging International Colorectal Endoscopic (NICE) Classification feature (color, vessels, surface pattern) characteristic of hyperplastic polyps. B, Fractions of all lesions reported as having each individual NICE classification feature characteristic of adenomas. P < .001 for each comparison between sessile serrated adenomas and hyperplastic polyps and between sessile serrated adenomas and adenomas. NBI, narrow-band imaging.