Table 1.

Grades of bowel cleansing

Score	Stool amount	Stool consistency	Percent wall visualized	Overall assessment
0	None	None	≥90%
1	Small	Clear lavage	75-89%	Excellent (small volume of clear liquid)
2	Moderate	Liquid stool	50-74%	Good (large volume of clear liquid)
3	Large	Particulate stool	≤49%	Fair (some semi-solid stool that could be suctioned or washed away)
4		Semi-solid stool		Poor (semi-solid stool that could not be suctioned or washed away)
5		Solid stool