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Table 2 Correlation between asthma outpatient visits and air pollutants, weather conditions.

From: Spatiotemporal analysis of air pollution and asthma patient visits in Taipei, Taiwan

Asthma Visits

PM10

SO2

O3

NO2

Dew point

Temperature

Asthma Visits 1

0.13**

0.15**

-0.02

0.25**

-0.16**

-0.17**

PM10

1

0.55**

0.31**

0.59**

-0.25**

-0.15**

SO2

 

1

0.01

0.63**

0.17**

0.22**

O3

  

1

-0.02

-0.26**

-0.1**

NO2

   

1

-0.16**

-0.22**

Dew point

    

1

0.91**

Temperature

     

1

  1. ** Correlation is significant at the 0.01 level (2-tailed).
  2. Asthma Visits: All age asthma outpatient visits.