Comparison of Same Morning vs Previous Evening Dosing Regimen for Assessment of Quality of Bowel Preparation for Colonoscopy Under Anesthesia

Completed

• Conditions: Bowel Preparation

• Registration Number: NCT06000241
• Lead Sponsor: Peking Union Medical College Hospital

Brief Summary

220 patients are allocated randomly to the morning group (am group) or the afternoon group (pm group) and assessed by quality of bowel preparation and residual volume gastric residue.

Detailed Description

Not available

Study Timeline

• Study Start: 2021-01-01
• Status Verified: 2023-03
• Primary Completion: 2023-06-15
• Study Completion: 2023-07-01
• Study First Submitted: 2023-08-14
• Study First Submitted QC: 2023-08-14
• Last Update Submitted: 2023-08-14
• Study First Posted: 2023-08-21
• Last Update Posted: 2023-08-21

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 220

Inclusion Criteria

Patients are able to follow the instructions of bowel preparation and have good ability of walking at least an hour.

Exclusion Criteria

Clinical diagnosis of obstruction of bowel and sever renal and heart disease.

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
ottawa score	a day	Two nurses observe cleaning of three parts of colon and give a score for each.
gastric residual volume	30 minutes	Gastric contents are suctioned and measured.
colonic residual volume	30 minutes	Colonic fluids are suctioned and measured.

Secondary Outcome Measures

Name	Time	Method
adenoma detection rate	a day	percentages of patients screened with colonic adenoma in total patients
reflux	60mins	incidence of reflux during both the EGD and colonoscopy

Trial Locations

Locations (2)

Peking Union Medical Hospital; 🇨🇳 Beijing, Beijing, China

Peking Union Medical College Hospital; 🇨🇳 Beijing, China