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. 2021 May 27;9(6):E943–E954. doi: 10.1055/a-1464-0809

Table 6. Endoscopic outcomes, adverse, events and clinical outcomes in expert group and group with 3 to 6 years of endoscopic experience.

Outcomes Expert, (%) N = 96 3–6 years, (%) N = 32 P value
Endoscopic outcomes
  • Cecum insertion

92 (95.8) 31 (96.9) 1
  • Time to the cecum (min), mean ± SD

8.1±5.8 12.5±8.7 0.0012
  • Total time (min), mean ± SD

32.9±18.9 33.5±16.0 0.8107
  • SRH identification

23 (24.0) 5 (15.6) 0.2827
Bleeding source by colonoscopy findings
  • Diverticular (definite)

16 (16.7) 5 (15.6) 0.8904
  • Diverticular (presumptive)

41 (42.7) 18 (56.3) 0.1832
  • Rectal ulcer

0 (0.0) 0 (0.0) Not applicable
  • Colorectal cancer

4 (4.2) 1 (3.1) 1
  • Ischemic colitis

8 (8.3) 1 (3.1) 0.4487
  • Infectious colitis

0 (0.0) 1 (3.1) 0.25
  • Radiation colitis

1 (1.0) 0 (0.0) 1
  • Colonic ulcer

0 (0.0) 2 (6.3) 0.061
  • Nonspecific colitis

0 (0.0) 0 (0.0) Not applicable
  • Hemorrhoid

3 (3.1) 0 (0.0) 0.5726
  • Others

11 (11.5) 3 (9.4) 1
  • Unknown

16 (16.7) 3 (9.4) 0.3997
  • Upper gastrointestinal bleeding

1 (1.0) 0 (0.0) 1
Success rate of endoscopic treatment 19/20 (95.0) 5/5 (100) 0.3049
Completion rate of successful endoscopic treatment without expert assist Not applicable 32 (100) Not applicable
Adverse event
  • Preparation-related adverse events

33 (34.4) 3(37.50) 1
  • Nausea/vomiting

2 (2.1) 1(12.50) 1
  • Abdominal pain

1 (1.0) 0 (0.0) 0.2154
  • Volume overload

0 0 (0.0) Not applicable
  • Aspiration pneumonia

0 0 (0.0) Not applicable
  • Hemorrhagic shock

1 (1.0) 0 (0.0) 1
  • Exacerbation bleeding

32 (33.3) 2 (25.0) 1
  • Ileus

0 0 (0.0) Not applicable
  • Colonoscopy related adverse events

1 (1.0) 0 (0.0) 1
  • Hemorrhagic shock

1 (1.0) 0 (0.0) 1
  • Perforation

0 (0.0) 0 (0.0) Not applicable
Serious adverse events
  • Acute myocardial infarction

0 1 (3.1) 0.25
  • Bacterial cellulitis

1 (1.0) 0 (0.0) 1
Outcome
  • Need for additional endoscopic examinations

36 (37.5) 9 (28.1) 0.3165
  • Need for interventional radiology

1 (1.0) 0 0.3148
  • Need for surgery

0 0 Not applicable
  • Need for transfusion during hospitalization

6 (6.3) 0 0.0114
  • Length of stay (day) 1

6.8 6.6 0.1593
  • 30-day rebleeding

13 (14.3) 1 (3.1) 0.0197
  • 30-day thrombosis events

0 1 (3.1) 0.3096
  • 30-day mortality

0 0 Not applicable

SRH, stigmata of recent hemorrhage.

1

Summarized by mean (and SD).