# Preoperative Chronotype and Emergence Delirium in the Elderly

> **NCT07722481** · — · COMPLETED · sponsor: **The Second Affiliated Hospital of Chongqing Medical University** · enrollment: 235 (actual)

## Conditions studied

- Emergence Delirium

## Interventions

- **OTHER:** the Confusion Assessment Method for the Intensive Care Unit (CAM-ICU)

## Key facts

- **NCT ID:** NCT07722481
- **Lead sponsor:** The Second Affiliated Hospital of Chongqing Medical University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2024-10-23
- **Primary completion:** 2025-03-26
- **Final completion:** 2025-03-30
- **Target enrollment:** 235 (ACTUAL)
- **Last updated:** 2026-08-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07722481

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07722481, "Preoperative Chronotype and Emergence Delirium in the Elderly". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07722481. Licensed CC0.

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