Table 8 HI and ILCR values for different population groups.

From: Characteristics of heavy metal element content and health risk assessment in groundwater in Zhaojue area, Sichuan Province, China

 

Adults

Children

Maximum

Minimum

Mean

Maximum

Minimum

Mean

HQing

1.32

0.16

0.73

3.33

0.40

1.83

HQderm

0.01

2.51 × 10−3

0.01

0.03

2.89 × 10−3

0.01

HI

1.33

0.16

0.74

3.36

0.41

1.84

CRing

2.47 × 10−4

4.64 × 10−5

8.15 × 10−5

6.21 × 10−4

1.17 × 10−4

2.05 × 10−4

CRderm

4.02 × 10−6

4.14 × 10−7

1.10 × 10−6

3.93 × 10−6

7.81 × 10−7

1.37 × 10−6

ILCR

2.51 × 10−4

4.69 × 10−5

8.26 × 10−5

6.25 × 10−4

1.17 × 10−4

2.06 × 10−4

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