# Carbon Dioxide Insufflation (CO2) and Warm Water Infusion (WWI) Versus Standard Air Insufflation (AI) for Unsedated Colonoscopy

> **NCT01259583** · NA · COMPLETED · sponsor: **Valduce Hospital** · enrollment: 341 (actual)

## Conditions studied

- Warm Water
- CO2 Colonoscopy
- Unsedated Colonoscopy

## Interventions

- **PROCEDURE:** CO2
- **PROCEDURE:** Warm water

## Key facts

- **NCT ID:** NCT01259583
- **Lead sponsor:** Valduce Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2010-07
- **Primary completion:** 2010-12
- **Final completion:** 2010-12
- **Target enrollment:** 341 (ACTUAL)
- **Last updated:** 2013-03-13


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01259583

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01259583, "Carbon Dioxide Insufflation (CO2) and Warm Water Infusion (WWI) Versus Standard Air Insufflation (AI) for Unsedated Colonoscopy". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT01259583. Licensed CC0.

---

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