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Table 1 Grading of Bowel Preparation

From: Effect of four-day psyllium supplementation on bowel preparation for colonoscopy:A prospective double blind randomized trial [ISRCTN76623768]

1. Clean mucosa ± occasional liquid stool
2. Clean mucosa with <100 cc liquid stool
3. Clean mucosa with 100–300 cc liquid stool
4. Clean mucosa with >300 liquid stool or small amounts of formed stool
5. Moderate amount of formed stool – mucosa still evaluable
6. Moderate to large amount of formed stool – mucosa not fully evaluable
7. Unable to reach cecum secondary to formed stool
8. Unable to reach cecum for technical reasons unrelated to the prep.