PLCE1 Variants and Head and Neck Cancer Risk
Author Information
Author(s): Ma Hongxia, Wang Li-E, Liu Zhensheng, Sturgis Erich M, Wei Qingyi
Primary Institution: The University of Texas M.D. Anderson Cancer Center
Hypothesis
The study investigates the association between novel PLCE1 variants and susceptibility to squamous cell carcinoma of the head and neck (SCCHN).
Conclusion
PLCE1 variants may influence the risk of SCCHN, particularly for tumors arising at non-oropharyngeal sites associated with tobacco and alcohol exposure.
Supporting Evidence
- None of the three SNPs was significantly associated with overall risk of SCCHN individually.
- The combined effects of risk alleles were associated with SCCHN risk in a locus-dose effect manner.
- PLCE1 variants were particularly associated with non-oropharyngeal tumors.
Takeaway
This study looks at how certain gene changes might make people more likely to get a type of throat cancer, especially if they smoke or drink alcohol.
Methodology
The study genotyped three SNPs in PLCE1 among 1,098 SCCHN patients and 1,090 matched controls.
Potential Biases
Selection bias may exist due to the hospital-based design.
Limitations
The study is hospital-based, which may introduce selection bias, and the sample size may limit the power to detect weak associations.
Participant Demographics
Participants were non-Hispanic whites, with a mean age of 57.1 years.
Statistical Information
P-Value
0.046
Confidence Interval
95% CI = 1.01-1.64
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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