Can mosapride citrate reduce the volume of lavage solution for colonoscopy preparation?

Table 3 Results of preparation, endoscopic findings and patient questionnaire n (%)

Variable	2.0 L	1.5 L	P value
Patients	126	126
Time to first defecation (min, mean ± SD)	55.7 ± 27.4	56.4 ± 27.8	NS
Frequency of defecation (times, median, quartile)	7 (4-15)	7 (4-15)	NS
Time to preparation (min, mean ± SD)	157.3 ± 51.9	159.6 ± 57.1	NS
Elapsed time from last fluid intake to colonoscopy (min, mean ± SD)	169.4 ± 56.5	179.7 ± 61.1	NS
Cecal intubation rate	122 (96.8)	122 (96.8)	NS
Insertion time (min, median, quartile)1	11.4 (3-76)	10.1 (3-47)	NS
Feel of peristalsis	20 (16.4)	25 (20.5)	NS
Amount of irrigation fluid
None	38	41	NS
< 50 mL	74	74
50-100 mL	9	9
> 100 mL	5	2
Compliance > 80%	121 (96.0)	125 (99.2)	NS
100% intake	108 (85.7)	122 (96.8)	0.002
Any symptom
Nausea (none/mild/moderate/severe)	109/13/3/1	117/5/3/1	NS
Vomiting (none/mild/moderate/severe)	0/0/1/0	0/0/0/0	NS
Distension (none/mild/moderate/severe)	36/65/22/3	58/48/18/2	0.04
Abdominal pain (none/mild/moderate/severe)	98/26/2/0	107/18/1/0	NS
Circulatory reactions (none/mild/moderate/severe)	0	0	NS
Willingness to repeat
The same preparation regimen (much/fair/never)	78/19/29	97/12/17	0.034
How easy/difficult to take preparation compared to previous
(easy/no difference/difficult)	23/54/5	46/36/3	0.001

¹Insertion time was calculated without including the patients whose cecal portion was not examined. NS: Not significant.