Multicenter observational study of S-1 postoperative therapy and long-term prognosis for estrogen receptor-positive HER2-negative breast cancer

Multicenter observational study of S-1 postoperative therapy and long-term prognosis for estrogen receptor-positive HER2-negative breast cancer - POTENT trial

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000043123

Enrollment

1930

Registered

2021-01-25

Start date

2021-02-01

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: Patients enrolled in POTENT

Exclusion criteria

Exclusion criteria: Patients who were excluded from the POTENT survey due to withdrawal of consent to POTENT, disqualification, etc.

Design outcomes

Primary

Measure	Time frame
Overall survival Disease-free survival Reason for death Recurrence site Post-recurrence treatment content and treatment period for each treatment regimen Prevalence and prevalence of metachronous breast cancer Prevalence and prevalence of secondary cancers Treatment details and course of metachronous breast cancer and secondary cancer	—

Countries

Japan

Contacts

Public ContactMasayasu Takada

Graduate school of Medicine and Faculty of Medicine Kyoto University breast surgery department

ctsodan@kuhp.kyoto-u.ac.jp075-751-4748

Outcome results