Additional file 1 of The impact of endoscopist performance and patient factors on distal adenoma detection and colorectal cancer incidence

Additional file 1: Supplementary Table 1. Reasons for repeat flexible sigmoidoscopy. Supplementary Table 2. Protocol guidelines for the categorisation of bowel preparation quality. Supplementary Table 3. Endoscopist variables by endoscopist for negative examinations*. Supplementary Table 4. Patient-reported pain and insertion time by extent of examination in negative examinations*. Supplementary Table 5. Reaching the splenic flexure in negative examinations* by age, sex, bowel preparation quality, and pain. Supplementary Table 6. Detection of multiple and/or advanced distal adenomas by patient factors and endoscopist variables. Supplementary Figure 1. Cumulative distal colorectal cancer incidence in all eligible participants by patient factors and endoscopist variables (the full dataset)