# The Optimal Sequence in Same-day Bidirectional Endoscopy Under Deep Anesthesia.

> **NCT04973878** · NA · UNKNOWN · sponsor: **Ruijin Hospital** · enrollment: 544 (estimated)

## Conditions studied

- Bidirectional Endoscopy
- Deep Sedation

## Interventions

- **PROCEDURE:** EGD first
- **PROCEDURE:** Colonoscopy first

## Key facts

- **NCT ID:** NCT04973878
- **Lead sponsor:** Ruijin Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-07-30
- **Primary completion:** 2022-06-30
- **Final completion:** 2022-07-30
- **Target enrollment:** 544 (ESTIMATED)
- **Last updated:** 2021-07-22

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04973878

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04973878, "The Optimal Sequence in Same-day Bidirectional Endoscopy Under Deep Anesthesia.". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT04973878. Licensed CC0.

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