Table 3

Transfer function model for mortality rate due to myocardial infarction, city of Sao Paulo, Brazil, January 2005 to December 2010

Input SeriesLag*EstimateSEp ValueMean of the mensal perceptual effect
Total hospital admission (n)00.00015.4e–06<0.001
Minimum air temperature (°C)0−0.08560.0192<0.001
COmax (ppm)†50.23980.08670.006
Smoking ban law (I)‡0−0.52450.1136<0.001−11.9%
  • *Month.

  • †Maximum carbon monoxide level for each 8 hours.

  • ‡Smoking ban law (starting in August 2009). Step function intervention, 1 if t≥T; 0 otherwise.