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Table 5 Calculated Estimated Daily Intake, Hazard Quotient, Target Hazard Quotients and Cancer Risks of the Heavy metals in clay samples

From: Potential health risk assessment of toxic metals contamination in clay eaten as pica (geophagia) among pregnant women of Ho in the Volta Region of Ghana

Heavy Metal

Sample

EDI

(mg/kg Bw/day)

HQ

THQ

Cancer

Risk

Arsenic

Clay

1.88

6.26 × 10−4

2.62

2.82

Copper

Clay

2.767

0.069

0.067

N/A

Lead

Clay

0.611

1.75 × 10− 3

1.69

0.052

Manganese

Clay

5.44

38.86

0.377

N/A

Nickel

Clay

2.13

106.5

10.34

19.38

  1. N/A Not available
  2. Total Target Harzard Quotient (Clay) = 2.62 + 0.067 + 1.69 + 0.377 + 10.34=15
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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