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Impact of Patient Background and Treatment Status on Outcomes and Prognosis of Cancer Patients in Real-world Clinical Practice: A retrospective cohort study using the Tokushukai Medical Database

Impact of Patient Background and Treatment Status on Outcomes and Prognosis of Cancer Patients in Real-world Clinical Practice: A retrospective cohort study using the Tokushukai Medical Database - TREAD

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000050590
Enrollment
100000
Registered
2023-04-01
Start date
2020-04-20
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

Cancer

Interventions

None listed

Sponsors

Tokushukai Medical Group, General Incorporated Association Tokushukai
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Patients newly diagnosed with cancer between April 1, 2010 and March 31, 2030 at any Tokushukai Group hospital in Japan that is subject to DPC and has the unified chemotherapy protocol system in place.

Exclusion criteria

Exclusion criteria: Patients who have requested not to participate in this study based on publicly available information. Patients with active multiple cancers (synchronous multiple cancers and heterochronic multiple cancers with a disease-free interval of 5 years or less. However, active duplications do not include carcinoma in situ or intramucosal carcinomas that have been deemed cured by local treatment or lesions diagnosed as intraepithelial or intramucosal by endoscopic findings).

Design outcomes

Primary

MeasureTime frame
Overall survival, time-to-treatment failure

Secondary

MeasureTime frame
Adverse effect, prognostic factor

Countries

Japan

Contacts

Public ContactMaki Hayashi

Mirai Iryo Research Center Inc. (N/A)

hayashi@mirai-iryo.com03-3263-4801

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026