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Risk of Hospitalization for Genitourinary System Diseases Following Exposure to Cold Spells.

Qing Hua Sun1, Chen Chen1, Jie Ban1

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Biomedical and Environmental Sciences : BES
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Extreme cold spells significantly increase hospitalization risks for genitourinary diseases (GUDs). Public health interventions are crucial to protect vulnerable populations from these cold-related health impacts.

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Area of Science:

  • Environmental Health
  • Epidemiology
  • Public Health

Background:

  • Genitourinary diseases (GUDs) represent a significant public health concern.
  • Environmental factors, such as extreme cold, may influence disease incidence and severity.

Purpose of the Study:

  • To investigate the association between cold spells and hospitalization risk for genitourinary diseases.
  • To quantify the increased risk of GUD hospitalizations during cold spell periods.

Main Methods:

  • Analysis of 271,579 GUD hospitalization records from Beijing (2013-2018).
  • Definition of cold spells based on temperature thresholds (daily mean temperature below the 1st percentile for ≥2 consecutive days).
  • Application of generalized linear models and random-effects meta-analysis for risk assessment, with subgroup analyses by admission type, age, and sex.

Main Results:

  • Cold spells were associated with a significant increase in GUD hospitalization risk (RR 1.43).
  • Specific increases observed for urinary system diseases (RR 1.35) and renal failure (RR 1.46).
  • Emergency admissions exhibited a higher risk increase compared to outpatient admissions.

Conclusions:

  • Extreme cold spells pose a significant threat, elevating hospitalization risks for genitourinary diseases.
  • The findings underscore the necessity for targeted public health strategies to mitigate cold-related GUD risks, particularly for at-risk groups.