Table 2.

The Efficacy of Bowel Cleansing according to the Ottawa Bowel Preparation Scale (0–14)

Location/measurement	SD-PEG (n=160)	LV-PEG+Asc (n=159)	p-value*
Right colon†	1.19±0.987	1.11±0.945	0.423
Mid-colon‡	1.19±0.940	1.42±0.732	0.014
Rectosigmoid colon	1.16±0.659	1.07±0.607	0.221
Fluid volume	0.66±0.623	0.81±0.542	0.023
Total score	4.19±2.261	4.41±2.066	0.376

Data are presented as mean±SD.

SD-PEG, split-dose polyethylene glycol; LV-PEG+Asc, low-volume polyethylene glycol+ascorbic acid.

^*p<0.05 was considered statistically significant;

^†Right colon: cecum to ascending;

^‡Mid-colon: transverse to descending.