Congou tea drinking and oesophageal cancer in South China
2002

Congou Tea and Oesophageal Cancer Risk

Sample size: 1248 publication 10 minutes Evidence: moderate

Author Information

Author(s): Ke L, Yu P, Zhang Z X, Huang S S, Huang G, Ma X H

Primary Institution: Shantou University Medical College

Hypothesis

Does drinking Congou tea reduce the risk of oesophageal cancer in South China?

Conclusion

The study suggests that drinking Congou tea may protect against oesophageal cancer, especially in combination with alcohol and smoking.

Supporting Evidence

  • Congou tea drinking was associated with a reduced risk of oesophageal cancer.
  • The study included a large sample size of 1248 cases and controls.
  • Hot tea consumption was previously thought to be a risk factor for oesophageal cancer.
  • Results showed a significant dose-response relationship with Congou tea consumption.
  • Joint effects of alcohol and tobacco were observed in relation to cancer risk.

Takeaway

Drinking Congou tea might help keep your throat healthy and lower the chances of getting a certain kind of cancer, even if you drink hot tea.

Methodology

A hospital-based case-control study comparing 1248 oesophageal cancer cases with matched controls.

Potential Biases

Potential biases in self-reported data on tea consumption and other habits.

Limitations

The study may not account for all potential confounding factors.

Participant Demographics

Median age 58.5 years, 936 males and 312 females, 85% habitual Congou drinkers.

Statistical Information

P-Value

0.05

Confidence Interval

95% CI: 5.06–14.2

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/sj.bjc.6600054

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