Multicenter study to evaluate the classification of breast ultrasound images of ductal carcinoma in situ (DCIS) / JABTS BC-02

Multicenter study to evaluate the classification of breast ultrasound images of ductal carcinoma in situ (DCIS) / JABTS BC-02 - JABTS BC-02

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000007604

Enrollment

1000

Registered

2012-03-29

Start date

2012-01-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Breast cancer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: *Surgical operation between 1 January 2009 and 31 December 2011 and diagnosed as DCIS with pathological examination. *Findings with ultrasound and mammography are recorded.

Exclusion criteria

Exclusion criteria: Unregulated .

Design outcomes

Primary

Measure	Time frame
Distribution of each categories in ultrasound image classification of DCIS.	—

Secondary

Measure	Time frame
1.Distribution of reasons for finding DCIS. 2.Proportion of mass lesions detected by ultrasound. 3.Changes in assessment category in central review.	—

Countries

Japan

Outcome results