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

Table 5. Endoscopic outcomes, adverse events, and clinical outcomes between expert group and groups with < 3-year endoscopic experience.

Outcomes Expert, (%) N = 96  < 3 years, (%) N = 8 P value
Endoscopic outcomes

  • Cecum insertion

 92 (95.8) 8 (100) 1

  • Time to the cecum (min), mean ± SD

 8.1 ± 5.8 6.8 ± 1.9 0.9949

  • Total time (min), mean ± SD

 32.9 ± 18.9 34.3 ± 9.1 0.3861

  • SRH identification

 23 (24.0) 1 (12.5) 0.3585
Bleeding source by colonoscopy findings

  • Diverticular (definite)

 16 (16.7) 1 (12.5) 1

  • Diverticular (presumptive)

 41 (42.7) 3 (37.5) 1

  • Rectal ulcer

 0 (0.0) 0 (0.0) Not applicable

  • Colorectal cancer

 4 (4.2) 0 (0.0) 1

  • Ischemic colitis

 8 (8.3) 2 (25.0) 0.1704

  • Infectious colitis

 0 (0.0) 0 (0.0) Not applicable

  • Radiation colitis

 1 (1.0) 0 (0.0) 1

  • Colonic ulcer

 0 (0.0) 0 (0.0) Not applicable

  • Nonspecific colitis

 0 (0.0) 0 (0.0) Not applicable

  • Hemorrhoid

 3 (3.1) 0 (0.0) 1

  • Others

 11 (11.5) 0 (0.0) 1

  • Unknown

 16 (16.7) 2 (25.0) 0.6245

  • Upper gastrointestinal bleeding

 1 (1.0) 0 (0.0) 1
Success rate of endoscopic treatment 19/20 (95.0) 1/1 (100) 0.3049
Completion rate of successful endoscopic treatment without expert assist Not applicable 8 (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 0 (0.0) Not applicable

  • Bacterial cellulitis

 1 (1.0) 1
Outcome

  • Need for additional endoscopic examinations

 23 (24.0) 1 (12.5) 0.0489

  • 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) 1 (12.5) 0.605

  • Length of stay (day) 1

6.8 5.5 0.0346

  • 30-day rebleeding

 13 (14.3) 0  < 0.001

  • 30-day thrombosis events

 0 0 Not applicable

  • 30-day mortality

 0 0 Not applicable

SRH, stigmata of recent hemorrhage.

1

Summarized by mean (and SD).