INTESTINE Vol.19 No.1(1)

Theme Colonoscopy for the super-elderly
Title The characteristics of colonoscopy in elderly patients : findings from past few years
Publish Date 2015/01
Author Kojiro Tokutake Department of Gastroenterology, Nagano Red Cross Hospital
Author Hiro-o Yamano Department of Gastroenterology, Akita Red Cross Hospital
[ Summary ] Background : It is difficult to determine the factors that predict prolonged procedural times during colonoscopy. The aim of this study was to reveal the effects of aging, gender, body mass index (BMI) and history of abdominal surgery on cecal insertion time during colonoscopy.
Methods : This study was retrospectively performed. Patients who received colonoscopies from 2006 to 2010 were enrolled. The data was collected concerning age, sex, height, weight, BMI and prior history of abdominal surgery.
Results : 14,180 patients (8,732 men and 5,448 women ; mean 63.6 years) were included in the analysis of increased age, gender and history of abdominal surgery. In every generation female gender was associated with prolonged insertion time. Older age was associated with longer insertion times in males, but not associated with females. A history of abdominal surgery was associated with difficult colonoscopies in males. 1,801 patients (1,432 men and 369 women ; mean 56.8 years) were included in the analysis of BMI. A lower BMI was associated with prolonged insertion times.
Conclusion : In males, aging and surgical history were associated with prolonged insertion times. A lower BMI and female gender were also risk factors for prolonged insertion times.
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