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Table 5 Non-carcinogenic risk (hazard quotient, HQ) and overall toxic risk (hazard index, HI) of various vegetables in Tamale Metropolis

From: Health risk assessment and heavy metal contamination levels in vegetables from Tamale Metropolis, Ghana

Vegetables Cd Cr Pb Mn Fe Zn Cu HI
Adult
 Cabbage 2.54 3.33 0.14 0.36 0.1 0.01 0.03 6.51
 Carrot 2.51 0.42 0.67 0.18 0.01 0.06 3.85
 Green pepper 3.14 3.57 0.29 0.17 0.01 0.06 7.24
 Onion 3.14 3.33 0.25 0.17 0.01 0.21 7.11
 Tomato 3.14 3.67 0.31 0.15 0.01 0.21 7.49
Child
 Cabbage 11 14.67 0.14 1.57 0.42 0.05 0.14 27.99
 Carrot 11 1.83 2.95 0.8 0.06 0.25 16.89
 Green pepper 11 15.58 1.28 0.74 0.03 0.28 28.91
 Onion 11 14.67 1.08 0.74 0.04 0.21 27.74
 Tomato 11 16 1.38 0.67 0.04 0.21 29.30