Superiority of split dose midazolam as conscious sedation for outpatient colonoscopy

Table 1 Clinical characteristics of patients (mean ± SD)

	Group A (n = 40)	Group B (n = 40)	P value
Age (yr)	31.33 ± 9.76	31.23 ± 9.13	0.962
Gender (M/F)	34/6	36/4	0.737
Body mass index	23.80 ± 3.40	23.43 ± 3.78	0.642
No. of patients with previous colonoscopy (%)	11 (27.5%)	10 (25.0%)	0.779
Indication for colonoscopy n (%)
Change in bowel habit	9 (22.5)	10 (25.0)	0.527
Abdominal pain	10 (25.0)	12 (30.0)
Rectal bleeding	6 (15.0)	7 (17.5)
Polyp surveillance	13 (32.5)	9 (22.5)
Anemia	2 (5.0)	2 (5.0)
Time from onset of sedation to scope (min)	1.18 ± 0.50	0.89 ± 0.31	0.003
Total procedure time (min)	14.80 ± 3.80	14.61 ± 3.83	0.824
Time to ileal intubation (min)	7.49 ± 3.24	8.21 ± 3.37	0.328