NCT02385552

Brief Summary

The purpose of this study is to determine clinical factors affecting quality indicators of colonoscopy including adenoma detection rate, and whether quality of colonoscopy could be elevated by improving related factors.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
17

participants targeted

Target at below P25 for all trials

Timeline
Completed

Started Mar 2011

Longer than P75 for all trials

Geographic Reach
1 country

2 active sites

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

March 1, 2011

Completed
4 years until next milestone

First Submitted

Initial submission to the registry

March 1, 2015

Completed
10 days until next milestone

First Posted

Study publicly available on registry

March 11, 2015

Completed
4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 1, 2019

Completed
9 months until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2019

Completed
Last Updated

April 18, 2016

Status Verified

April 1, 2016

Enrollment Period

8 years

First QC Date

March 1, 2015

Last Update Submit

April 14, 2016

Conditions

Keywords

colonoscopyquality improvementadenoma detection rate

Outcome Measures

Primary Outcomes (1)

  • Adenoma detection rate

    (total, right, transverse, left)

    8 years

Secondary Outcomes (10)

  • Colonoscopy performance indicators

    8 years

  • Colonoscopy performance indicators

    8 years

  • Colonoscopy performance indicators

    8 years

  • Colonoscopy quality indicators

    8 years

  • Colonoscopy quality indicators

    8 years

  • +5 more secondary outcomes

Study Arms (1)

Experienced endoscopists

All of the experienced endoscopists will receive feedbacks from investigators about their own adenoma detection rate every 3 months

Behavioral: Feedback

Interventions

FeedbackBEHAVIORAL

Experienced endoscopists will receive feedbacks from investigators about their own adenoma detection rates.

Experienced endoscopists

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Customers who received colonoscopy in Seoul National University Hospital Healthcare System Gangnam Center from 2011 to 2019.

You may qualify if:

  • Customers who received colonoscopy in Seoul National University Hospital Healthcare System Gangnam Center from 2011 to 2019.

You may not qualify if:

  • Age \<18 years
  • Customers who refused to offer their health check up data
  • History of inflammatory bowel disease
  • History of familial adenomatous polyposis
  • Customers who received Incomplete colonoscopy
  • History of previous colorectal resection

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (2)

Healthcare System Gangnam Center, Seoul National University Hospital

Seoul, South Korea

RECRUITING

Ji Yeon Seo

Seoul, South Korea

RECRUITING

MeSH Terms

Conditions

Colonic PolypsColonic Neoplasms

Condition Hierarchy (Ancestors)

Intestinal PolypsPolypsPathological Conditions, AnatomicalPathological Conditions, Signs and SymptomsColorectal NeoplasmsIntestinal NeoplasmsGastrointestinal NeoplasmsDigestive System NeoplasmsNeoplasms by SiteNeoplasmsDigestive System DiseasesGastrointestinal DiseasesColonic DiseasesIntestinal Diseases

Study Officials

  • Su Jin Chung, M.D., Ph.D.

    Department of Internal Medicine and Healthcare Research Institute, Healthcare System Gangnam Center, Seoul National University Hospital

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Ji Yeon Seo, M.D.

CONTACT

Changhyun Lee, M.D.

CONTACT

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Target Duration
8 Years
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Associate Professor

Study Record Dates

First Submitted

March 1, 2015

First Posted

March 11, 2015

Study Start

March 1, 2011

Primary Completion

March 1, 2019

Study Completion

December 1, 2019

Last Updated

April 18, 2016

Record last verified: 2016-04

Locations