Health Risk Assessment of Heavy Metals from Smoked Corbicula fluminea Collected on Roadside Vendors at Kelantan, Malaysia

Table 1

Concentration of heavy metals (mg/kg ww) in C. fluminea soft tissue from February to July.

Month	Cd	Cu	Mn	Pb	Zn
	Mean ± SE	Mean ± SE	Mean ± SE	Mean ± SE	Mean ± SE
February	0.24 ± 0.02^a	3.68 ± 0.22^a	7.62 ± 3.09^a	0.45 ± 0.21^a	9.06 ± 2.19^a
March	0.21 ± 0.01^a	3.26 ± 0.18^a	12.18 ± 1.44^a	0.44 ± 0.02^ab	15.03 ± 0.63^ab
April	0.23 ± 0.01^a	8.97 ± 1.22^b	6.91 ± 0.94^a	0.86 ± 0.04^b	29.82 ± 1.89^c
May	0.20 ± 0.01^a	4.94 ± 0.64^a	8.16 ± 1.49^a	0.49 ± 0.05^ab	18.31 ± 2.08^b
June	0.24 ± 0.02^a	4.23 ± 0.43^a	12.52 ± 2.83^a	0.88 ± 0.06^b	16.67 ± 1.45^b
July	0.26 ± 0.01^a	5.12 ± 0.15^a	14.11 ± 1.70^a	0.57 ± 0.35^ab	16.06 ± 1.55^ab
Average	0.23 ± 0.01	5.03 ± 0.47	10.25 ± 1.92	0.62 ± 0.12	17.49 ± 1.63

Letters show significant differences among the months at . The data were presented as mean ± standard error.