# RAPID: Randomized Trial of Accelerated Partial Breast Irradiation

> **NCT00282035** · NA · COMPLETED · sponsor: **Ontario Clinical Oncology Group (OCOG)** · enrollment: 2135 (actual)

## Conditions studied

- Breast Cancer

## Interventions

- **RADIATION:** APBI utilizing 3D-CRT radiation
- **RADIATION:** Whole breast irradiation

## Key facts

- **NCT ID:** NCT00282035
- **Lead sponsor:** Ontario Clinical Oncology Group (OCOG)
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2006-01
- **Primary completion:** 2018-03-31
- **Final completion:** 2018-03-31
- **Target enrollment:** 2135 (ACTUAL)
- **Last updated:** 2018-07-13

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00282035

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00282035, "RAPID: Randomized Trial of Accelerated Partial Breast Irradiation". Retrieved via AI Analytics 2026-06-09 from https://api.ai-analytics.org/clinical/NCT00282035. Licensed CC0.

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