Angiotensinogen Gene Variation and Hypertension in a Cohort Study in Japanese
2001

Angiotensinogen Gene Variation and Hypertension in Japanese Workers

Sample size: 1001 publication Evidence: low

Author Information

Author(s): Kishimoto Takuji, Suyama Akihiko, Igarashi Atsusi, Osaki Yoneatsu, Okamoto Mikizoh, Yamamoto Toshiyuki, Nanba Eiji, Kurosawa Yoichi, Fukumoto Soji

Primary Institution: Tottori University

Hypothesis

Does the M235T polymorphism of the angiotensinogen gene affect the incidence of hypertension?

Conclusion

The study suggests that the M235T polymorphism of the AGT gene has a weak role in the manifestation of hypertension.

Supporting Evidence

  • The study included 1001 workers who were examined for hypertension over a six-year period.
  • The allele frequency of the M235T polymorphism was found to be 0.801 in the study population.
  • Relative risks for hypertension associated with the M235T polymorphism were calculated but were not statistically significant.

Takeaway

This study looked at whether a specific gene change affects high blood pressure in Japanese workers, and found only a weak link.

Methodology

A retrospective cohort study was conducted among 1001 Japanese workers who received health examinations in 1992 and 1998.

Potential Biases

Potential biases in choosing control groups and differences in genetic backgrounds.

Limitations

The study is retrospective and may have biases compared to prospective studies.

Participant Demographics

Japanese workers from Shimane Prefecture.

Statistical Information

Confidence Interval

0.50 - 4.33 for MT vs MM; 0.47 - 3.90 for TT vs MM.

Digital Object Identifier (DOI)

10.2188/jea.11.115

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication