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Table 1 Patient characteristics by city

From: Endoscopist specialty is associated with colonoscopy quality

 

Montreal

Calgary

Patient Characteristic

N (%)

N (%)

Age, mean (sd)

60.1 (7.1)

59.7 (6.9)

Male

1059 (50.1)

248 (46.1)

Family history of CRCa

500 (23.6)

134 (24.9)

Colonoscopy in the past 10 years

988 (46.8)

189 (35.1)

Screeningb

855 (40.5)

208 (38.7)

History of gastrointestinal conditionsc

583 (27.6)

143 (26.6)

Large bowel symptoms in the past 6 monthsd

840 (39.8)

211 (39.2)

Total

2113

538

  1. a CRC: colorectal cancer.
  2. b Screening was defined as no history of gastrointestinal conditions and no large bowel symptoms in the past 6 months.
  3. c History of gastrointestinal conditions includes polyp, CRC diagnosis, inflammatory bowel disease, and previous bowel surgery.
  4. d Large bowel symptoms include rectal bleeding, unintentional weight loss, abdominal pain in the past 6 months.