Table 1.
Demographic data of exacerbation of chronic obstructive pulmonary disease cases from 1999 to 2009 in Taiwan.
Table 2.
Meteorological variables from 1999 to 2009 in Taiwan.
Figure 1.
Monthly cases of exacerbation of chronic obstructive pulmonary disease and air temperature in Taiwan.
Figure 2.
Odds ratios of exacerbation of chronic obstructive pulmonary disease relative to the entire range of mean temperatures.
* P <0.05.
Table 3.
Odds ratios of exacerbation of chronic obstructive pulmonary disease in relation to meteorological variables.
Table 4.
Odds ratios of exacerbation of chronic obstructive pulmonary disease with a 5°C decrease in mean temperature# stratified by age, sex, vaccination and inhaled medicine.