Frequency of emergency room visits for childhood asthma in Ottawa, Canada: the role of weather.

@article{Villeneuve2005FrequencyOE,
  title={Frequency of emergency room visits for childhood asthma in Ottawa, Canada: the role of weather.},
  author={Paul J Villeneuve and Judy Leech and Denis Bourque},
  journal={International journal of biometeorology},
  year={2005},
  volume={50 1},
  pages={48-56}
}
The aim of this study was to evaluate associations between meteorological conditions and the number of emergency department visits for asthma in a children's hospital in Ottawa, Canada. A case-crossover study design was used. Hospital emergency department visits for asthma between 1992 and 2000 were identified based on patients' presenting complaints. We obtained hourly measures for the following meteorological variables: wind speed, temperature, atmospheric pressure, relative humidity, and… CONTINUE READING

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