Establishment of Optimal Risk Assessment of Lymph Node Metastasis in T1 Colorectal Cancer by the Japanese Society for Cancer of the Colon and Rectum (JSCCR)
Not Applicable
- Conditions
- pT1 colorectal cancer
- Registration Number
- JPRN-UMIN000042910
- Lead Sponsor
- Japanese Society for Cancer of the Colon and Rectum
- Brief Summary
Six independent risk factors for LNM, including submucosal invasion depth and tumor budding, were identified in the development cohort and entered into a nomogram. The concordance index was 0.784 for the clinical calculator in the development cohort and 0.790 in the validation cohort. The calibration curve approached the 45-degree diagonal in the validation cohort.
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up continuing
- Sex
- All
- Target Recruitment
- 6105
Inclusion Criteria
Not provided
Exclusion Criteria
Colitic cancer Familial adenomatous polyposis Synchronous or metachronous (within 5 years) multiple colorectal cancer other than carcinoma in situ Comorbidity of active malignant tumor excluding colorectal cancer
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method
- Secondary Outcome Measures
Name Time Method