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Updated: Jul 13, 2026
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Deficient Pms2, ERCC1, Ku86, CcOI in Field Defects During Progression to Colon Cancer
Published on: July 28, 2010
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[Epidemiological characteristics of early-onset colorectal cancer: a prospective cohort study from a single center]
1Department of Colorectal Surgery, Oncology (Key Laboratory of Cancer Prevention and Intervention, China National Ministry of Education, Key Laboratory of Molecular Biology in Medical Sciences, Zhejiang Province, China), the Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou 310009, China.
Summary
Early-onset colorectal cancer (EOCRC) patients in China exhibit distinct risk factors compared to late-onset colorectal cancer (LOCRC) patients, including differences in lifestyle and diet. Understanding these disparities is crucial for targeted prevention and treatment strategies for EOCRC.
Area of Science:
- Oncology
- Gastroenterology
- Epidemiology
Context:
- Colorectal cancer (CRC) incidence is increasing in younger populations globally.
- Understanding risk factor distribution in early-onset CRC (EOCRC) versus late-onset CRC (LOCRC) is vital for effective public health strategies.
- This study examines a Chinese cohort to identify specific epidemiological differences.
Purpose:
- To compare the distribution of CRC-related risk factors between EOCRC (<50 years) and LOCRC (≥50 years) patients.
- To provide data-driven insights for the prevention, diagnosis, and treatment of EOCRC.
- To identify unique lifestyle and dietary patterns associated with EOCRC in a Chinese population.
Summary:
- A cohort study of 3799 Chinese CRC patients revealed significant differences between EOCRC and LOCRC groups.
- EOCRC patients were more likely female, had lower BMI, less abdominal obesity, and fewer comorbidities (hypertension, diabetes, cardiovascular disease).
- EOCRC patients reported higher family history of CRC, shorter sleep duration, less physical activity/work, lower smoking rates, less alcohol/tea consumption, and different dietary habits (more fresh meat/fruit/eggs/dairy, less preserved meat/pickled vegetables).
Impact:
- Highlights significant disparities in lifestyle and dietary habits between EOCRC and LOCRC patients in China.
- Provides a foundation for developing targeted screening and prevention programs for EOCRC.
- Informs clinical practice regarding risk assessment and management of early-onset colorectal cancer.
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