# POSSUM, P-POSSUM and Charlson's Comorbidity Index in Abdominal Surgery.

> **NCT04774354** · — · COMPLETED · sponsor: **Ángel Becerra-Bolaños, MD PhD** · enrollment: 350 (actual)

## Conditions studied

- Postoperative Complications

## Interventions

- **DIAGNOSTIC_TEST:** POSSUM

## Key facts

- **NCT ID:** NCT04774354
- **Lead sponsor:** Ángel Becerra-Bolaños, MD PhD
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2021-03-01
- **Primary completion:** 2025-03-30
- **Final completion:** 2025-04-15
- **Target enrollment:** 350 (ACTUAL)
- **Last updated:** 2025-04-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04774354

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04774354, "POSSUM, P-POSSUM and Charlson's Comorbidity Index in Abdominal Surgery.". Retrieved via AI Analytics 2026-06-23 from https://api.ai-analytics.org/clinical/NCT04774354. Licensed CC0.

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