# 3-day vs. 1-day Low Residue Diet Influence in Colonoscopy Preparation and Patient Tolerability

> **NCT02955901** · NA · COMPLETED · sponsor: **Portuguese Oncology Institute, Coimbra** · enrollment: 412 (actual)

## Conditions studied

- Colon Disease
- Colonic Neoplasms

## Interventions

- **OTHER:** 3 day low residue diet prior to the colonoscopy
- **OTHER:** 1 day low residue diet prior to the colonoscopy

## Key facts

- **NCT ID:** NCT02955901
- **Lead sponsor:** Portuguese Oncology Institute, Coimbra
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-01-01
- **Primary completion:** 2018-12
- **Final completion:** 2019-05
- **Target enrollment:** 412 (ACTUAL)
- **Last updated:** 2019-07-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02955901

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02955901, "3-day vs. 1-day Low Residue Diet Influence in Colonoscopy Preparation and Patient Tolerability". Retrieved via AI Analytics 2026-06-05 from https://api.ai-analytics.org/clinical/NCT02955901. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*