Obtaining research biopsies during pediatric colonoscopy: Safety and adverse events

Table 2 Minor gastrointestinal outcomes

	Research group(n = 38)	Control group(n = 84)	P value1
Gastrointestinal symptom after
Procedure, n (%)
Yes	8 (21.1)	13 (15.5)	0.45
No	30 (78.9)	71 (84.5)
Mechanism of reporting
Phone call	6	6	0.14
PGI2 clinic visit	0	1
ED visit	2	1
Inpatient	0	5
Management
Outpatient	5	6	0.81
Admission to hospital	1	1
Referral to ED	2	1
Continued admission	0	5
Gastrointestinal symptom3 (%)
Abdominal pain only	2 (5.3)	4 (4.8)	0.82
Abdominal pain + diarrhea and/or vomiting	3 (7.9)	5 (6.0)
Rectal bleeding	3 (7.9)	2 (2.4)
Other	2 (5.3)	3 (3.6)
Number of Biopsies
Mean ± SD4	13.6 ± 4.2	9.3 ± 4.4	< 0.0001

¹All P values calculated to a significance level of 0.05,

²pediatric gastroenterology,

³In research group, 1 patient with both abdominal pain and rectal bleeding, 1 with both rectal bleeding and constipation and in control group, 1 patient with rectal bleeding and diarrhea;

⁴standard deviation.