Seroprevalence of Bartonella spp. infection in HIV patients in Catalonia, Spain
2008

Bartonella Infection Prevalence in HIV Patients

Sample size: 340 publication Evidence: moderate

Author Information

Author(s): Immaculada Pons, Isabel Sanfeliu, María Mercedes Nogueras, Montserrat Sala, Manuel Cervantes, M José Amengual, Ferran Segura

Primary Institution: Hospital de Sabadell Institut Universitari Parc Taulí UAB

Hypothesis

What is the prevalence of IgG antibodies against Bartonella henselae and B. quintana in HIV patients?

Conclusion

A high percentage of HIV patients presents antibodies to Bartonella, which increases with age.

Supporting Evidence

  • 22.3% of patients reacted with one or more Bartonella antigens.
  • Only age was statistically significant among the factors studied.
  • 57.6% of seropositive patients were intravenous drug users.

Takeaway

This study found that many HIV patients have antibodies to a germ called Bartonella, and older patients are more likely to have them.

Methodology

Serum samples from HIV patients were tested for antibodies to Bartonella using indirect immunofluorescence assay.

Potential Biases

Potential for false positives in serological tests.

Limitations

The study had a small percentage of patients with low CD4 levels, which could affect the results.

Participant Demographics

340 patients, 82 women and 258 men, median age 42.21 years.

Statistical Information

P-Value

0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2334-8-58

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