Related Experiment Videos
Sexual behaviour, STDs and risks for prostate cancer.
R B Hayes1, L M Pottern, H Strickler
1Division of Cancer Epidemiology and Genetics, National Cancer Institute, Bethesda, MD 20892, USA.
British Journal of Cancer
|February 22, 2000
Summary
Sexually transmitted infections like syphilis and gonorrhoea, along with risky sexual behaviors, are linked to an increased risk of prostate cancer. These factors may indicate exposure to a transmissible agent contributing to cancer development.
Area of Science:
- Epidemiology
- Urology
- Infectious Diseases
Background:
- Prostate cancer is a significant health concern globally.
- The role of sexually transmitted infections (STIs) in prostate cancer etiology requires further investigation.
Purpose of the Study:
- To investigate the association between a history of STIs, specific sexual behaviors, and prostate cancer risk.
- To examine potential racial differences in these associations.
Main Methods:
- A population-based case-control study involving 981 prostate cancer cases and 1315 controls.
- In-person interviews collected data on sexual behavior and other risk factors.
- Serological testing (MHA-TP for syphilis) was performed on a subset of participants.
Main Results:
- A history of gonorrhoea or syphilis was associated with increased prostate cancer risk (OR=1.6).
- Serological evidence of syphilis also showed an increased risk (OR=1.8).
- Risk increased with multiple gonorrhoea infections and was linked to frequent prostitute contact and condom non-use.
Conclusions:
- Syphilis and gonorrhoea, along with certain sexual practices, may be indicators of exposure to a sexually transmissible factor that elevates prostate cancer risk.
- These findings highlight the potential impact of STIs on prostate cancer development.