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Table 1 Comparison of umu test results and chemicals tested for rodent carcinogenicity [22]

From: Development and progress for three decades in umu test systems

Carcinogenicity umu test
+ ± Total
+ 119 72 2 193
11 39 0 50
± 0 5 0 5
Total 130 116 2 248
Sensitivity 65 % (119/193)   
Specificity 78 % (39/50)   
Accuracy 65 % (158/243)