# Comparison of Sphincter Preservation Surgery and Abdominoperineal Resection (APR): Prospective Clinical Trial

> **NCT01461525** · NA · COMPLETED · sponsor: **Seoul National University Hospital** · enrollment: 342 (actual)

## Conditions studied

- Rectal Cancer

## Interventions

- **PROCEDURE:** Abdominoperineal resection
- **PROCEDURE:** Sphincter preservation surgery

## Key facts

- **NCT ID:** NCT01461525
- **Lead sponsor:** Seoul National University Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2011-10
- **Primary completion:** 2019-08
- **Final completion:** 2020-06
- **Target enrollment:** 342 (ACTUAL)
- **Last updated:** 2024-12-05

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01461525

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01461525, "Comparison of Sphincter Preservation Surgery and Abdominoperineal Resection (APR): Prospective Clinical Trial". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT01461525. Licensed CC0.

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