The Impact of Experienced Endoscopy Nurse Participation on Polyp and Adenoma Detection During Colonoscopy

Can Experienced Endoscopy Nurse Participation During Screening Colonoscopy Increase Polyp and Adenoma Detection Rate?:A Prospective Randomized Trial

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT02292563

Enrollment

660

Registered

2014-11-17

Start date

2015-06-30

Completion date

2016-07-31

Last updated

2019-07-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Adenoma, Polyp

Keywords

Nurse; Colonoscopy; Polyp; Adenoma;

Brief summary

The purpose of this study is to determine whether experienced endoscopy nurse participation during screening colonoscopy could increase polyp and adenoma detection rate.

Interventions

PROCEDUREColonoscopist only

Only Colonosopist Observe during Colonoscopy (single observer)

PROCEDUREExperienced Endoscopy Nurse Participation

Experienced Endoscopy Nurse Participation Observation during Colonoscopy (Both endoscopist and endoscopic nurse observe)

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

NONE

Eligibility

Sex/Gender

ALL

Age

40 Years to 70 Years

Healthy volunteers

Yes

Inclusion criteria

* age 40-70 average risk screening colonoscopy

Exclusion criteria

* GI Bleeding ; * history of colorectal surgery ; * inflammatory bowel disease ; * colorectal cancer,or polyposis syndrome

Design outcomes

Primary

Measure	Time frame
Polyp detection rate	1.5 year
adenoma detection rate	1.5 year

Secondary

Measure	Time frame
Advanced polyp detection rate	1.5 year

Countries

China

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 7, 2026