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A Nationwide Multi-center Ultrasound-based Breast Cancer Screening Cohort Study in China

A Nationwide Multi-center Ultrasound-based Breast Cancer Screening Cohort Study in China

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2400084615
Enrollment
Unknown
Registered
2024-05-21
Start date
2018-01-01
Completion date
Unknown
Last updated
2024-05-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

breast cancer

Interventions

group of aged 35-44 years:None
group of aged 45-64 years:None

Sponsors

National Cancer Center/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
35 Years to 64 Years

Inclusion criteria

Inclusion criteria: 1. Women between 35 and 64 years old. 2. Women who signed Informed Consent Form (ICF). 3. Having lived for more than 6 months in their local community.

Exclusion criteria

Exclusion criteria: 1. Pregnant, breast feeding or planning to become pregnant. 2. History of lumpectomy, contralateral mastectomy, breast augmentation surgical or percutaneous biopsy in the last 12 months. 3. Diagnosis or treatment for cancer in the last 12 months. 4. Suspicious signs of breast cancer without indication of breast imaging exams.

Design outcomes

Primary

MeasureTime frame
Sensitivity;Specificity;

Secondary

MeasureTime frame
Breast cancer detection rate;False positive rate;False negative rate;Positive predictive value;Detection rate of interval breast cancer;Recall rate;Rate of biopsy;

Countries

China

Contacts

Public ContactFanghui Zhao

National Cancer Center/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College

zhaofangh@cicams.ac.cn+86 10 8778 8900

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026