# Prognostic Value of Biomarkers in HR + / HER2 - Advanced Breast Cancer

> **NCT04683770** · — · UNKNOWN · sponsor: **Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University** · enrollment: 200 (estimated)

## Conditions studied

- Breast Cancer

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04683770
- **Lead sponsor:** Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-07-01
- **Primary completion:** 2021-07-01
- **Final completion:** 2022-07-01
- **Target enrollment:** 200 (ESTIMATED)
- **Last updated:** 2020-12-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04683770

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04683770, "Prognostic Value of Biomarkers in HR + / HER2 - Advanced Breast Cancer". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT04683770. Licensed CC0.

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