Association between air pollution and benign prostatic hyperplasia: An ecological study.

Area of Science:

• Environmental Health
• Urology
• Epidemiology

Background:

• Benign prostate hyperplasia (BPH) is a common condition in aging men.
• The influence of environmental factors on BPH risk is not well understood.
• Investigating environmental exposures is crucial for understanding BPH etiology.

Purpose of the Study:

• To examine the association between ambient air pollution and the risk of benign prostate hyperplasia (BPH).
• To determine if specific air pollutants correlate with increased BPH risk or symptom severity.

Main Methods:

• A survey was conducted with 1,734 men in South Korea from May 2010 to April 2013.
• Air pollution data were sourced from the National Air Pollutants Emission 2010 report.
• Logistic regression analyses were performed, adjusting for potential confounding factors.

Main Results:

• The International Prostate Symptom Score (IPSS) showed a significant increase with higher per capita air pollutant emissions.
• Overall air pollutant concentration was associated with an increased risk of BPH (OR, 2.23; 95% CI, 1.55-3.21).
• Nitrogen oxides (OR, 1.73; 95% CI, 1.25-2.39) and sulfur oxides (OR, 2.02; 95% CI, 1.42-2.88) demonstrated a dose-dependent relationship with BPH risk.

Conclusions:

• Findings suggest a significant positive association between exposure to air pollution and the risk of developing benign prostate hyperplasia.
• Air quality may be an important environmental determinant for prostate health.
• Further research is warranted to elucidate the mechanisms linking air pollutants and BPH.