A Retrospective Observational Study on the Impact of Prior Dental Surgery on Treatment Outcomes for Gingival Squamous Cell Carcinoma

A Retrospective Observational Study on the Impact of Prior Dental Surgery on Treatment Outcomes for Gingival Squamous Cell Carcinoma - A Retrospective Observational Study on the Impact of Prior Dental Surgery on Treatment Outcomes for Gingival Squamous Cell Carcinoma

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000060372

Enrollment

161

Registered

2026-01-16

Start date

2026-01-16

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

Gingival cancer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Cases treated for gingival carcinoma at Nagasaki University Hospital's Department of Oral and Maxillofacial Surgery from June 1, 2008, to April 30, 2024.

Exclusion criteria

Exclusion criteria: Cases where medical records are insufficient and adequate information cannot be obtained, such as the presence or absence of prior dental surgery at the cancer site.

Design outcomes

Primary

Measure	Time frame
Difference in survival rates based on prior dental surgery (time from initial visit to death, with death as the event)	—

Countries

Japan

Contacts

Public ContactHiromasa Fukushima

Nagasaki University Hospital Oral surgery

hirofuku922@nagasaki-u.ac.jp095-819-7698

Outcome results