# Prevalence, Impact and Predictors of Chronic Postoperative Pain

> **NCT03363672** · — · UNKNOWN · sponsor: **Peking Union Medical College Hospital** · enrollment: 500 (estimated)

## Conditions studied

- Chronic Postoperative Pain

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT03363672
- **Lead sponsor:** Peking Union Medical College Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2018-01-01
- **Primary completion:** 2019-12-31
- **Final completion:** 2019-12-31
- **Target enrollment:** 500 (ESTIMATED)
- **Last updated:** 2017-12-06


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03363672

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03363672, "Prevalence, Impact and Predictors of Chronic Postoperative Pain". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT03363672. Licensed CC0.

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