Position Changes During Colonoscope Withdrawal and Polyp Detection

University of British Columbia

Status: Completed

Conditions: Colonic Polyp

Treatments: Procedure: Position change; Procedure: Standard

Study type: Interventional

Funder types: Other

Identifiers

NCT01395173

H11-00087

Details and patient eligibility

About

The purpose of this study is to determine whether position changes during colonoscope withdrawal affects polyp detection rate. We hypothesize that positions change during scope withdrawal will increase polyp detection rate.

Enrollment: 776 patients

Sex: All

Ages: 40+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Outpatients undergoing colonoscopy
• Age 40 or greater

Exclusion criteria

• Inpatient colonoscopy
• Unable to provide informed consent
• Unable to complete colonoscopy to cecum
• Previous bowel resection, inflammatory bowel disease, polyposis syndrome
• Musculoskeletal disorder or other mobility issue limiting effective patient position changes
• Inadequate bowel preparation

Trial design

Primary purpose: Diagnostic

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: None (Open label)

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776 participants in 2 patient groups, including a placebo group

Control

Placebo Comparator group

Description:

Subject will undergo standard colonoscopy.

Treatment:

Procedure: Standard

Position change

Active Comparator group

Description:

Subject will under go standard colonoscopy, but also with position changes during colonoscope withdrawal.

Treatment:

Procedure: Position change