Skip to main content

Table 2 Spearman correlation matrix for pollutants

From: Association between personal exposure to ambient metals and respiratory disease in Italian adolescents: a cross-sectional study

 

PM10

Mn

Ni

Cr

Fe

Zn

PM10

1.000

0.236**

0.213**

0.141*

0.296**

0.175**

Mn

 

1.000

0.754**

0.740**

0.721**

0.747**

Ni

  

1.000

0.791**

0.765**

0.775**

Cr

   

1.000

0.717**

0.738**

Fe

    

1.000

0.784**

Zn

     

1.000

  1. *p <0.05
  2. **p <0.01