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Breast Cancer Real-World Insights and Decision Guidance Evaluation in Hong Kong (BRIDGE-HK)

2 de novembro de 2026 atualizado por: AstraZeneca

Breast Cancer Real-World Insights and Decision Guidance Evaluation (BRIDGE-HK) An Observational, Retrospective, Real-world Study on Breast Cancer Patients in Hong Kong Using the Hospital Authority CDARS Database

Breast cancer is the most common cancer affecting women in Hong Kong, but comprehensive real-world evidence on treatment and outcomes remains limited. This retrospective observational study will use Hong Kong Hospital Authority electronic health records, covering approximately 80% of healthcare utilisation, to evaluate around 45,000 adult women treated between 2018 and 2025. The study will describe patient characteristics, treatment patterns, treatment sequences, treatment duration, discontinuation, response, overall survival, and progression-free survival across HER2-positive, hormone receptor-positive/HER2-negative, and triple-negative subtypes. It will also assess neoadjuvant therapy, pathological complete response, and disease-free survival in eligible early-stage patients.

Visão geral do estudo

Status

Ainda não está recrutando

Condições

Tipo de estudo

Observacional

Inscrição (Estimado)

48000

Contactos e Locais

Esta seção fornece os detalhes de contato para aqueles que conduzem o estudo e informações sobre onde este estudo está sendo realizado.

Contato de estudo

Critérios de participação

Os pesquisadores procuram pessoas que se encaixem em uma determinada descrição, chamada de critérios de elegibilidade. Alguns exemplos desses critérios são a condição geral de saúde de uma pessoa ou tratamentos anteriores.

Critérios de elegibilidade

Idades elegíveis para estudo

18 anos e mais velhos (Adulto, Adulto mais velho)

Aceita Voluntários Saudáveis

Não

Gêneros Elegíveis para o Estudo

Fêmea

Método de amostragem

Amostra de Probabilidade

População do estudo

Female breast cancer patients are anticipated, determined by data availability in the Hong Kong HA database (2018-2025).

Descrição

Inclusion Criteria:

  1. Female sex
  2. Age ≥18 years at the time of breast cancer diagnosis (index date)
  3. Histologically confirmed diagnosis of breast cancer (invasive or in situ) recorded in the HA database in all available records
  4. Documentation of surgery, or at least one systemic therapy (chemotherapy, endocrine therapy, targeted therapy, or immunotherapy) administered after the breast cancer diagnosis, as evidenced by pharmacy dispensing records or treatment administration records in the HA database between January 1, 2018, and December 31, 2025
  5. Availability of at least 6 months of follow-up data in the HA database after the index date, unless death occurs within the 6-month period

Exclusion Criteria:

  1. Male sex
  2. History of any other primary malignancy diagnosed prior to the index date (other than basal cell carcinoma of the skin and squamous cell carcinoma of the skin) as identified through ICD-9-CM codes 140.x-172.x, 176.x-208.x (excluding 174.x) recorded in the HA database during the 120-month baseline lookback period
  3. Patients with documented participation in an interventional clinical trial during the study period, where such information is available in the HA database, to preserve the real-world representativeness of observed treatment patterns

Plano de estudo

Esta seção fornece detalhes do plano de estudo, incluindo como o estudo é projetado e o que o estudo está medindo.

Como o estudo é projetado?

Detalhes do projeto

  • Modelos de observação: COHORT
  • Perspectivas de Tempo: RETROSPECTIVE

O que o estudo está medindo?

Medidas de resultados primários

Medida de resultado
Descrição da medida
Prazo
Sociodemographic Characteristics
Prazo: female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025

Age at diagnosis

female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025
Sociodemographic Characteristics
Prazo: female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025

Ethnicity

female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025
Clinical Characteristics
Prazo: female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025

Breast cancer subtype

female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025
Clinical Characteristics
Prazo: female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025

Disease stage at diagnosis

female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025
Clinical Characteristics
Prazo: female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025

Histological grade

female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025
Clinical Characteristics
Prazo: female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025

Tumor size

female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025
Clinical Characteristics
Prazo: female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025

Nodal status

female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025
Clinical Characteristics
Prazo: female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025

ECOG performance status

female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025
Real-world treatment outcome
Prazo: female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025

real-world overall survival

female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025
Real-world treatment outcome
Prazo: female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025

Real-world progression-free survival

female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025
Real-world treatment outcome
Prazo: female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025

Treatment response status

female breast cancer patients are anticipated, determined by data availability in database from 2018 to 2025

Colaboradores e Investigadores

É aqui que você encontrará pessoas e organizações envolvidas com este estudo.

Patrocinador

Investigadores

  • Investigador principal: Matthew Chiu, Clinical Assistant Professor, Department of Clinical Oncology, the University of Hong Kong

Datas de registro do estudo

Essas datas acompanham o progresso do registro do estudo e os envios de resumo dos resultados para ClinicalTrials.gov. Os registros do estudo e os resultados relatados são revisados ​​pela National Library of Medicine (NLM) para garantir que atendam aos padrões específicos de controle de qualidade antes de serem publicados no site público.

Datas Principais do Estudo

Início do estudo (Estimado)

2 de novembro de 2026

Conclusão Primária (Estimado)

1 de abril de 2027

Conclusão do estudo (Estimado)

1 de abril de 2027

Datas de inscrição no estudo

Enviado pela primeira vez

15 de outubro de 2026

Enviado pela primeira vez que atendeu aos critérios de CQ

2 de novembro de 2026

Primeira postagem (Real)

4 de novembro de 2026

Atualizações de registro de estudo

Última Atualização Postada (Real)

4 de novembro de 2026

Última atualização enviada que atendeu aos critérios de controle de qualidade

2 de novembro de 2026

Última verificação

1 de outubro de 2026

Mais Informações

Termos relacionados a este estudo

Outros números de identificação do estudo

  • D9673R00093

Plano para dados de participantes individuais (IPD)

Planeja compartilhar dados de participantes individuais (IPD)?

SIM

Descrição do plano IPD

Qualified researchers can request access to anonymized individual patient-level data from AstraZeneca group of companies sponsored clinical trials via the request portal Vivli.org. All requests will be evaluated as per the AZ disclosure commitment: https://astrazenecagrouptrials.pharmacm.com/ST/Submission/Disclosure. Yes, indicates that AZ are accepting requests for IPD, but this does not mean all requests will be shared.

AstraZeneca will meet or exceed data availability as per the commitments made to the EFPIA PhRMA Data Sharing Principles.

When a request has been approved AstraZeneca will provide access to the anonymized individual patient-level data via secure research environment https://vivli.org/. Signed Data Usage Agreement (non-negotiable contract for data accessors) must be in place before accessing requested information.

Prazo de Compartilhamento de IPD

AstraZeneca will meet or exceed data availability as per the commitments made to the EFPIA PhRMA Data Sharing Principles. For details of our timelines, please rerefer to our disclosure commitment at https://astrazenecagrouptrials.pharmacm.com/ST/Submission/Disclosure.

Critérios de acesso de compartilhamento IPD

When a request has been approved AstraZeneca will provide access to the anonymized individual patient-level data via secure research environment Vivli.org. Signed Data Usage Agreement (non-negotiable contract for data accessors) must be in place before accessing requested information.

Essas informações foram obtidas diretamente do site clinicaltrials.gov sem nenhuma alteração. Se você tiver alguma solicitação para alterar, remover ou atualizar os detalhes do seu estudo, entre em contato com register@clinicaltrials.gov. Assim que uma alteração for implementada em clinicaltrials.gov, ela também será atualizada automaticamente em nosso site .