# Persistent Opioid Consumption After Major Abdominal Surgery and Its Determinants

> **NCT05197465** · — · COMPLETED · sponsor: **Centre hospitalier de l'Université de Montréal (CHUM)** · enrollment: 700 (actual)

## Conditions studied

- Major Abdominal Surgery
- Chronic Pain
- Opioid Use

## Interventions

- **OTHER:** Questionnaires

## Key facts

- **NCT ID:** NCT05197465
- **Lead sponsor:** Centre hospitalier de l'Université de Montréal (CHUM)
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2022-02-13
- **Primary completion:** 2024-03-14
- **Final completion:** 2024-09-30
- **Target enrollment:** 700 (ACTUAL)
- **Last updated:** 2025-02-12

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05197465

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05197465, "Persistent Opioid Consumption After Major Abdominal Surgery and Its Determinants". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT05197465. Licensed CC0.

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