Pilot study on efficacy of reduced cathartic bowel preparation with polyethylene glycol and bisacodyl

Table 1 Residual stool and fluid score in the three groups n (%)

Group	Residual stool stool and fluid score				mean ± SD
	1	2	3	4
Residual stool stool
Study group A	66 (50.0)	21 (17.5)	5 (4.2)	28 (23.3)	1.96 ± 0.11
Study group B	68 (56.7)	15 (12.5)	5 (4.2)	32 (26.6)	2.01 ± 0.12
Control group	37 (30.8)	15 (12.5)	23 (19.2)	45 (37.5)	2.63 ± 0.12
Residual fluid score
Study group A	67 (55.9)	46 (38.3)	7 (5.8)	0 (0.0)	1.50 ± 0.06
Study group B	66 (55.0)	45 (37.5)	8 (6.7)	1 (0.8)	1.53 ± 0.06
Control group	58 (48.4)	37 (30.8)	18 (15.0)	7 (5.8)	1.78 ± 0.08

Table 2 Attenuation value of residual fluid in the three groups

Group	Cecum	Asc c	Tra c	Des c	Sig c	Rectum	Mean
Study group A	718	840	704	761	694	655	729
Study group B	713	795	692	665	532	521	653
Control group	647	662	593	643	534	503	597

Asc c: Ascending colon; Tra c: Transverse colon; Des c: Descending colon; Sig c: Sigmoid colon.

Table 3 Discomfort during bowel preparation

Group	Hunger	Bloating	Thirst	Nausea	Abd p	Diz	Sle d	Vom	Total
Study group A	15	12	7	3	3	3	2	1	46
Study group B	14	13	8	3	3	2	2	0	45
Control group	14	12	8	4	3	2	2	0	45

Abd p: Abdominal pain; Diz: Dizziness; Sle d: Sleep disturbance; Vom: Vomiting.