Skip to main content

Table 2 Odds ratio estimates for polypectomy from hierarchical logistic regression models for Montreal and Calgary

From: Endoscopist specialty is associated with colonoscopy quality

  Montreal Calgary
Variable ORa(95% CrI) ORa(95% CrI)
Endoscopist Level   
Surgical specialtyb 0.48 (0.32–0.71) 0.73 (0.43–1.21)
Patient Level   
Age Category   
 50–54 ref ref
 55–59 1.58 (1.17–2.15) 1.37 (0.82–2.31)
 60–64 1.49 (1.09–2.04) 1.50 (0.84–2.62)
 65–69 2.00 (1.45–2.78) 1.85 (0.96–3.356)
 70–75 2.14 (1.53–3.01) 2.00 (1.06–3.76)
Male 1.85 (1.51–2.26) 1.93 (1.31–2.81)
Family History of CRCc 1.11 (0.87–1.41) 1.32 (0.84–2.07)
Colonoscopy in the past 10 years 0.75 (0.60–0.93) 0.68 (0.44–1.03)
Screeningd 0.86 (0.69–1.07) 0.79 (0.53–1.18)
  1. a Odds ratio adjusted for all other covariates in the model.
  2. b The reference category is gastroenterology.
  3. c CRC: colorectal cancer.
  4. d Screening was defined as no history of gastrointestinal conditions and no large bowel symptoms in the past 6 months. The reference category is non-screening, which was defined as having a history of gastrointestinal conditions or large bowel symptoms.