Gastric Residual Volume after Split-Dose Bowel Preparation versus Conventional Single-Dose Regimen before Anesthetic Colonoscopy

Table 1

Patient demographics, medications, and fasting time.

Variable	Split-dose group	Single-dose group
Mean age, years			0.577
Sex, number of males/number of females	31/34	36/28	0.331
Body mass index			0.321
Indications for procedures,
Asymptomatic	15	16	0.798
Diabetes	0	3	0.237
Constipation	21	18	0.605
Medication use, N
Antispasmodic	2	0	0.496
Gastroprokinetic agent	2	1	>0.999
PPIs	3	6	0.474
Fasting time, hours			<0.001