Serum Carotenoids and Risk of Gastrointestinal Tract Cancer: Meta-analysis of Ten Studies
Completed
- Conditions
- Gastrointestinal Tract Cancer
- Interventions
- Other: serum carotenoids
- Registration Number
- NCT03433092
- Lead Sponsor
- Yong Zhou
- Brief Summary
Previous studies have suggested that serum carotenoids may be associated with risk of gastrointestinal tract cancer (GIT cancer), but the results were inconsistent. Thus, the investigators conducted a meta-analysis to evaluate the associations between serum carotenoids and risk of GIT cancer.
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- COMPLETED
- Sex
- All
- Target Recruitment
- 40641
Inclusion Criteria
- The study had both case and control groups
- Serum carotenoids levels, relative risk (RR) or OR and corresponding 95% CI were reported
- Patients in case group were diagnosed with GIT cancer
Exclusion Criteria
·Animal studies
Study & Design
- Study Type
- OBSERVATIONAL
- Study Design
- Not specified
- Arm && Interventions
Group Intervention Description Max Leenders et. al,2014 serum carotenoids - G Pappalardo et. al,1997 serum carotenoids - Yusuke Okuyama et. al,2014 serum carotenoids - GC Kabat et. al,2012 serum carotenoids - M Jenab et. al,2006 serum carotenoids - Christina Persson et. al,2008 serum carotenoids - Kenji Wakai et. al,2005 serum carotenoids - Jing Huang et. al, 2017 serum carotenoids - Christian C. Abnet et. al,2003 serum carotenoids - N Malila et. al,2002 serum carotenoids -
- Primary Outcome Measures
Name Time Method Gastrointestinal Tract Cancer Incident Measure Through study completion, an average of 5 years. The gastrointestinal tract cancer incident would be recorded during the follow-up years.
- Secondary Outcome Measures
Name Time Method
Trial Locations
- Locations (1)
West China Hospital, Sichuan University
🇨🇳Chengdu, Sichuan, China