# Examining the Association Between Pre-existing Sleep Disturbance and Postoperative Delirium

> **NCT03498560** · — · COMPLETED · sponsor: **Massachusetts General Hospital** · enrollment: 38 (actual)

## Conditions studied

- Delirium

## Interventions

- **DEVICE:** PSG

## Key facts

- **NCT ID:** NCT03498560
- **Lead sponsor:** Massachusetts General Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2018-11-01
- **Primary completion:** 2019-07-01
- **Final completion:** 2019-09-01
- **Target enrollment:** 38 (ACTUAL)
- **Last updated:** 2022-03-31


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03498560

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03498560, "Examining the Association Between Pre-existing Sleep Disturbance and Postoperative Delirium". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT03498560. Licensed CC0.

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