Polymorphism +17 C/G in Matrix Metalloprotease MMP8 decreases lung cancer risk
2008

MMP8 Polymorphism and Lung Cancer Risk

Sample size: 1011 publication 10 minutes Evidence: moderate

Author Information

Author(s): González-Arriaga Patricia, López-Cima M Felicitas, Fernández-Somoano Ana, Pascual Teresa, Marrón Manuel G, Puente Xose S, Tardón Adonina

Primary Institution: Universidad de Oviedo

Hypothesis

Polymorphisms in MMP genes may influence the risk and survival of lung cancer patients.

Conclusion

The polymorphism in MMP8 is associated with a decreased lung cancer risk.

Supporting Evidence

  • The MMP8 +17 C/G polymorphism was associated with a statistically significant decreased risk of developing lung cancer.
  • Individuals with the G variant allele had a lower susceptibility to lung cancer.
  • The study included a large sample size of 501 cases and 510 controls.

Takeaway

Some people have a gene change that helps protect them from lung cancer, while others do not.

Methodology

A hospital-based case-control study with 501 lung cancer patients and 510 matched controls, using PCR-RFLP for genotyping.

Potential Biases

Potential recall bias from retrospective data collection on smoking exposure.

Limitations

The study is hospital-based, which may introduce selection bias, and there is a risk of false positives due to multiple comparisons.

Participant Demographics

Caucasian population from Asturias, Northern Spain; 88% male and 12% female.

Statistical Information

P-Value

0.019

Confidence Interval

95% CI = 0.45–0.93

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2407-8-378

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