Heavy Metals Accumulation in Water and Human Health Risk Assessment via the Consumption of Labeobarbus intermedius Samples from Borkena River, Ethiopia

Table 6

Results of principal component analysis for heavy metals in water collected from the Borkena River.

Heavy metals	Component
	PC 1	PC 2
Cu	−0.812	0.582
Cr	0.869	0.311
Cd	0.879	0.230
Eigen value	2.187	0.489
% total variance	72.885	16.293
Cumulative %	72.880	89.180