Development of Multiphasic CT-based Delta-Radiomics Model for Predicting Postoperative Recurrence Risk in Bladder Cancer

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT07251946

Enrollment

316

Registered

2025-11-26

Start date

2019-08-01

Completion date

2023-03-31

Last updated

2025-11-26

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

Conditions

Bladder Cancer

Brief summary

This retrospective study included 316 bladder cancer patients

Interventions

None listed

Study design

Observational model

COHORT

Time perspective

RETROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

18 Years to No maximum

Healthy volunteers

Inclusion criteria

1. pathological diagnosis of bladder cancer, 2. available clinical information, 3. age \>18 years, 4. patients underwent non-contrast and enhanced abdominal CT examination within 4 weeks before cystectomy for bladder cancer.

Exclusion criteria

1. other malignancies in combination, 2. less than one month of follow-up or lack of follow-up, 3. patients with T4b stage,distant metastases (M1 stage) 4. image artefacts or poor quality of image alignment.

Design outcomes

Primary

Measure	Time frame
overall survival	2 years

Countries

China

Outcome results