Prone Versus Left-sided Colonoscopy in Obese Patients

This study has been completed.
Information provided by:
Dallas VA Medical Center Identifier:
First received: June 8, 2012
Last updated: June 11, 2012
Last verified: December 2011

For obese patients, a randomized trial aimed at determining whether colonoscopy performance and patient comfort is improved if a patient is in the prone position (lay on their abdomen) versus the traditional left-sided position.

Condition Intervention
Other: Prone Position
Other: Standard Position

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Safety/Efficacy Study
Intervention Model: Parallel Assignment
Masking: Single Blind

Resource links provided by NLM:

Further study details as provided by Dallas VA Medical Center:

Estimated Enrollment: 100
Arms Assigned Interventions
Placebo Comparator: Left-sided Position Other: Standard Position
The traditional left-lateral decubitus position
Experimental: Prone Position Other: Prone Position
Patients were asked to lay on their abdomen for their elective colonoscopy.


Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   Yes

Inclusion Criteria:

  • BMI >30kg/m2
  • Elective Colonoscopy

Exclusion Criteria:

  • Patients with prior colonic resection, strictures, or known colonic or intra-abdominal malignancy.
  • Patients who are scheduled to have monitored or general anesthesia for their procedure.
  • Emergency colonoscopy
  • Inadequate preparation of the colon as assessed during colonoscopy
  Contacts and Locations
Please refer to this study by its identifier: NCT01616602

United States, Texas
Dallas VA Medical Center
Dallas, Texas, United States, 75216
Sponsors and Collaborators
Dallas VA Medical Center
  More Information

No publications provided Identifier: NCT01616602     History of Changes
Other Study ID Numbers: DVAMC-10-098
Study First Received: June 8, 2012
Last Updated: June 11, 2012
Health Authority: United States: Federal Government

Keywords provided by Dallas VA Medical Center:
colonoscopy. processed this record on April 17, 2014