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Table 3 Pearson correlations between pollutants

From: Intracranial tumors of the central nervous system and air pollution – a nationwide case-control study from Denmark

 

10 year mean BC (μg/m3)

10 year mean PM2.5 (μg/m3)

10 year mean NOX (μg/m3)

10 year mean NO2 (μg/m3)

10 year mean O3 (μg/m3)

Air pollutants

10 year mean O3 (μg/m3)

−0.85

−0.62

−0.88

−0.98

1.00

10 year mean NO2 (μg/m3)

0.88

0.57

0.92

1.00

 

10 year mean NOX (μg/m3)

0.94

0.55

1.00

  

10 year mean PM2.5 (μg/m3)

0.54

1.00

   

10 year mean BC (μg/m3)

1.00