# Comparison of Receiving Painless Gastrointestinal Endoscopy in the Morning or Afternoon on Postoperative Sleep Quality

> **NCT04879771** · — · UNKNOWN · sponsor: **Shengjing Hospital** · enrollment: 100 (estimated)

## Conditions studied

- Morning Inspections
- Afternoon Inspections
- Sleep Quality
- Gastrointestinal Endoscopy
- Pain
- General Anesthesia

## Interventions

- **PROCEDURE:** Receive gastrointestinal endoscopy

## Key facts

- **NCT ID:** NCT04879771
- **Lead sponsor:** Shengjing Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-05-07
- **Primary completion:** 2021-12-31
- **Final completion:** 2021-12-31
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2021-05-10


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04879771

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04879771, "Comparison of Receiving Painless Gastrointestinal Endoscopy in the Morning or Afternoon on Postoperative Sleep Quality". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04879771. Licensed CC0.

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