# Personalized Prediction of Persistent Postsurgical Pain

> **NCT04864275** · — · COMPLETED · sponsor: **Washington University School of Medicine** · enrollment: 2500 (actual)

## Conditions studied

- Pain, Postoperative

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04864275
- **Lead sponsor:** Washington University School of Medicine
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2021-09-10
- **Primary completion:** 2025-09-30
- **Final completion:** 2025-09-30
- **Target enrollment:** 2500 (ACTUAL)
- **Last updated:** 2025-12-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04864275

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04864275, "Personalized Prediction of Persistent Postsurgical Pain". Retrieved via AI Analytics 2026-06-10 from https://api.ai-analytics.org/clinical/NCT04864275. Licensed CC0.

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