Second Primary Cancer and Early-onset Colorectal Cancer

Not yet recruiting

• Conditions: Colorectal Cancer; Second Primary Cancer
• Interventions: Other: no intervention

• Registration Number: NCT06423924
• Lead Sponsor: LI XIN-XIANG

Brief Summary

The objective of this study was to analyze the pathological factors influencing the occurrence and prognosis of SPC in CRC patients of varying ages and compare the differences in the patterns of SPC occurrence and prognosis among patients of different age groups.

Detailed Description

Not available

Study Timeline

• Status Verified: 2024-05
• Study Start: 2024-05-11
• Study First Submitted: 2024-05-11
• Study First Submitted QC: 2024-05-16
• Last Update Submitted: 2024-05-16
• Primary Completion: 2024-05-20
• Study First Posted: 2024-05-21
• Last Update Posted: 2024-05-21
• Study Completion: 2024-06-01

Recruitment & Eligibility

• Status: NOT_YET_RECRUITING
• Sex: All
• Target Recruitment: 10000

Inclusion Criteria

• Patients undergoing radical surgery for colorectal cancer at Fudan University Shanghai Cancer Center between January 2008 and December 2018.
• Stage Ⅰ-Ⅳ colorectal cancer confirmed by clear pathological information

Exclusion Criteria

• Previous history of other cancers before surgery
• Patients under 18 years old or over 80 years old

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Arm && Interventions

Group	Intervention	Description
50-69 years	no intervention	-
<50 years	no intervention	-
≥70 years	no intervention	-

Primary Outcome Measures

Name	Time	Method
overall survival	The duration from the date of surgery to death for any reason or the last recorded follow-up, whichever comes first. Up to 100 months	The duration from the date of surgery to death for any reason or the last recorded follow-up, whichever comes first.; Up to 100 months