Table 8 Relationship between the characteristics of dust, soil pollution and the human health risks.

From: Sources, toxicity potential, and human health risk assessment of heavy metals-laden soil and dust of urban and suburban areas as affected by industrial and mining activities

Indices

Riyadh

∑HI

RI+

IPI

EF

Igeo

Dust samples

∑HI

1.00

    

RI+

0.10

1.00

   

IPI

0.77*

− 0.01

1.00

  

EF+

0.65*

0.08

0.94*

1.00

 

Igeo+

0.98*

0.07

0.77*

0.66*

1.00

Mahad AD'Dahab

∑HI

1.00

    

RI+

0.75

1.00

   

IPI

0.89*

0.94*

1.00

  

EF+

0.57

0.75

0.65

1.00

 

Igeo+

0.97*

0.84

0.96*

0.54

1.00

Soil (less than 63 µm)

∑HI

1.00

    

RI+

− 0.21

1.00

   

IPI

0.69*

0.32

1.00

  

EF+

− 0.59*

0.74*

0.09

1.00

 

Igeo+

0.95*

− 0.20

0.79*

− 0.50*

1.00

Mahad AD'Dahab

∑HI

1.00

    

RI+

0.98*

1.00

   

IPI

0.98*

1.00*

1.00

  

EF+

0.99*

1.00*

1.00*

1.00

 

Igeo+

1.00*

0.99*

0.99*

0.99*

1.00

  1. *Significant.
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