Clinical trial · Interventional
Improving Bowel Preparation for Colonoscopy With a Simple Educational Card
NCT00643682CI-TRIAL-00008170completedN/AResults postedClinicalTrials.gov clinicaltrialsProvenance
- Source
- ClinicalTrials.gov
- Retrieved
- Sep 8, 2026
- Layer
- normalized (units and labels harmonized; values unchanged)
- Run
- ING-CLINICALTRIALS-20260908-000001
Summary
Brief summary (as posted)
The purpose of this study is to determine whether adding a simple educational card to standard pre-procedure instructions improves the quality of bowel preparation for colonoscopy.
Conditions
Conditions (2)
Free-text conditions as registered, with the CancerIndex entity they were reconciled to and the match type.
| Condition (as posted) | Mapped entity | Match | Confidence |
|---|---|---|---|
| Colonic Neoplasms | Colon Neoplasm | ALIAS | 0.90 |
| Colonic Polyps | — | UNRESOLVED | — |
Interventions
Interventions (1)
| Intervention | Type | Mapped drug | Match |
|---|---|---|---|
| Educational card | Other | — | UNRESOLVED |
Design
Arms and outcomes
Arms (2)
- type
- EXPERIMENTAL
- label
- A
- description
- Patients in this arm will be given an educational card in addition to the standard pre-endoscopy instructions.
- interventionNames
- Other: Educational card
- type
- NO_INTERVENTION
- label
- B
- description
- Patients in this arm will be given the standard pre-endoscopy instructions.
Primary outcomes (1)
- measure
- Boston Bowel Preparation Scale Score
- timeFrame
- 2 years
- description
- An ordinal scale. 0=fully unprepared colon and 9=perfectly clean colon. Higher values represent a better outcome. For reference please see: Lai EJ, Calderwood AH, Doros G, Fix OK, Jacobson BC. The Boston bowel preparation scale: a valid and reliable instrument for colonoscopy-oriented research. Gastrointestinal Endoscopy 2009;69:620-625. PMCID: PMC2763922
Eligibility
Eligibility (as posted)
- Sex
- All
- Minimum age
- 18 Years
Show eligibility criteria text
Inclusion Criteria: * Outpatients * 18 years old or older * Referred and scheduled for an elective screening colonoscopy Exclusion Criteria: * Inpatients * Prisoners * Cognitively impaired patients * Legally blind patients * Patients allergic to polyethylene glycol electrolyte lavage solution
References
Publications (1)
- DERIVEDCalderwood AH, Lai EJ, Fix OK, Jacobson BC. An endoscopist-blinded, randomized, controlled trial of a simple visual aid to improve bowel preparation for screening colonoscopy. Gastrointest Endosc. 2011 Feb;73(2):307-14. doi: 10.1016/j.gie.2010.10.013. Epub 2010 Dec 18. PMID 21168840