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Table 4 Results of two way ANOVA test for heavy metal levels in vegetables harvested from wastewater-irrigated urban vegetable farming sites

From: Heavy metal accumulation and health risk assessment in wastewater-irrigated urban vegetable farming sites of Addis Ababa, Ethiopia

Heavy metals Farming site Vegetables Site x vegetable
Cd 138.56*** 67.17*** 7.75***
Co 107.86*** 330.23*** 21.32***
Cr 100.90*** 56.60*** 19.73***
Cu 54.79*** 250.25*** 20.44***
Ni 66.08*** 313.59*** 17.60***
Pb 32.05*** 168.79*** 7.67***
Zn 22.61*** 59.37*** 3.36***
  1. ***Level of significance: p < 0.001