Higher incidence of persistent chronic infection of Chlamydia pneumoniae among coronary artery disease patients in India is a cause of concern
2007

Chlamydia pneumoniae and Heart Disease in India

Sample size: 137 publication 10 minutes Evidence: moderate

Author Information

Author(s): Hem Chandra Jha, Vardhan Harsh, Gupta Rishein, Varma Rakesh, Prasad Jagdish, Mittal Aruna

Primary Institution: Institute of Pathology (ICMR), Safdarjung Hospital, New Delhi, India

Hypothesis

Is there a higher incidence of Chlamydia pneumoniae infection among coronary artery disease patients in India?

Conclusion

The study found a significant association between Chlamydia pneumoniae infection and coronary artery disease, particularly among heavy smokers and non-alcoholics.

Supporting Evidence

  • 29.67% of CAD patients tested positive for Chlamydia pneumoniae using nested PCR.
  • The study showed higher positivity rates in CAD patients compared to healthy controls.
  • Heavy smokers had a significantly higher prevalence of Chlamydia pneumoniae infection.

Takeaway

Doctors found that many heart disease patients in India have a germ called Chlamydia pneumoniae, which might be making their hearts sick.

Methodology

Blood samples from 91 CAD patients and 46 healthy controls were tested using nucleic acid amplification tests and ELISA for antibodies.

Potential Biases

Potential bias due to the selection of patients from a single hospital.

Limitations

The study may not represent all populations due to its specific geographic focus and sample size.

Participant Demographics

91 CAD patients (72 males, 19 females) and 46 healthy controls (36 males, 10 females).

Statistical Information

P-Value

0.031

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2334-7-48

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