CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 5,358 enrolled
Drug / intervention
Not specified
Likely dose
Not stated in record
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Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT07521397
NCT07521397N/ACompleted

Pooled Analysis of Individual Patient Data of Patients With Early-stage Breast Cancer Treated With Adjuvant Dose-dense Sequential Chemotherapy (Ddsc): a Hellenic Cooperative Oncology Group (HeCOG) Study

Hellenic Cooperative Oncology Group·observational·Posted Apr 9, 2026·Updated Apr 9, 2026

In Brief

An observational study for Breast Cancer and 4 related conditions. Completed, enrolled 5,358 participants across 1 site.

Detailed Summary

The goal of this observational study is to assess survival outcomes and treatment-related toxicity in patients with early-stage breast cancer receiving adjuvant therapies, using high-quality individual patient data pooled from seven clinical studies conducted by the Hellenic Cooperative Oncology Group (HeCOG), including 3 phase III trials and 4 observational studies. This study aims to assess long-term disease-free survival (DFS) and overall survival (OS), as well as the toxicity patterns associated with dose-dense sequential chemotherapy in intermediate or high-rsk patients.

Study Details

Study Typeobservational
Allocation--
Masking--
Primary Purpose--
CountriesGreece
Collaborators--

Timeline

N/ACompletedFinished
1997199819992000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
First PostedApr 9, 2026
Enrollment StartDec 15, 1996
Primary CompletionJul 15, 2022
TodayJul 2, 2026
Enrollment to primary: 25.6 yearsPosted 3 months ago