Low grade squamous intra-epithelial lesions and human papillomavirus infection in Colombian women
2002

HPV and Low Grade Lesions in Colombian Women

Sample size: 1995 publication 10 minutes Evidence: moderate

Author Information

Author(s): M Molano, A J C van den Brule, H Posso, E Weiderpass, M Ronderos, S Franceschi, C J L M Meijer, A Arslan, N Muñoz

Primary Institution: Vrije Universiteit Medical Centre

Hypothesis

Are the risk factors for HPV DNA detection in women with normal cytology similar to those of low grade squamous intra-epithelial lesions (LSIL)?

Conclusion

The study found that low grade squamous intra-epithelial lesions (LSIL) are associated with a high prevalence of HPV, but many LSIL cases were HPV-negative, suggesting potential misdiagnosis.

Supporting Evidence

  • The overall HPV DNA prevalence in the study population was 16.5%.
  • Among women with normal cytology, the HPV prevalence was 14.9%.
  • In LSIL cases, the HPV prevalence was significantly higher at 55.7%.
  • The study found that 44.3% of LSIL cases were HPV-negative, indicating possible misdiagnosis.

Takeaway

This study looked at women in Colombia to see how often they had low grade lesions related to HPV, and found that many women with these lesions didn't actually have HPV.

Methodology

A cross-sectional three-armed case-control study comparing women with LSIL to HPV DNA-negative and positive women with normal cytology.

Potential Biases

The study may have biases related to the accuracy of cytological diagnosis.

Limitations

The study had a small number of LSIL cases and potential misdiagnosis of LSIL.

Participant Demographics

Women aged 13-85 from Bogota, Colombia.

Statistical Information

P-Value

0.3

Confidence Interval

95% CI=3.4–10.9

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1038/sj.bjc.6600650

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