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Snow fall and heart attacks

M A Persinger1, S E Ballance, M Moland

  • 1Behavioral Neuroscience Laboratory, Laurentian University, Sudbury, Ontario, Canada.

The Journal of Psychology
|March 1, 1993
PubMed
Summary
This summary is machine-generated.

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This study found no direct link between snowfall and heart attacks. However, cardiac emergencies may be attributed to snow shoveling after significant snow events.

Area of Science:

  • Environmental Health
  • Cardiology
  • Public Health

Background:

  • Winter weather conditions, including snowfall, are common in many regions.
  • Cardiac emergencies represent a significant public health concern.

Purpose of the Study:

  • To investigate the potential correlation between snowfall and daily hospital admissions for cardiac emergencies.
  • To determine if extreme or cumulative snowfall events are associated with an increase in cardiac emergencies.

Main Methods:

  • Data on daily hospital admissions for cardiac emergencies were collected from three hospitals in the Sudbury Basin, Canada.
  • Admissions data spanned November to March over four consecutive years (1983-1986).
  • Statistical analyses were performed to assess correlations between snowfall and cardiac emergency admissions.

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Main Results:

  • No statistically significant correlations were found between snowfall (on the day of, or days before/after) and major categories of cardiac emergency admissions.
  • Specific analyses examining extreme or cumulative snowfalls and extreme cardiac emergency days revealed only chance associations.
  • The study found that the occurrence of heart attacks is independent of snowfall itself.

Conclusions:

  • Snowfall does not appear to be a direct trigger for cardiac emergencies.
  • When cardiac emergencies occur following major snowstorms, they are often attributed to the physical exertion of snow shoveling.