Table 2 Distribution of the two classes of each toxic effect.

From: A Predictive Model for Toxicity Effects Assessment of Biotransformed Hepatic Drugs Using Iterative Sampling Method

Toxic effect #Samples in Positive Class #Samples in Negative Class Imbalance ratio
Mutagenic Effect 90 = 16.28% 463 = 83.73% 5.14
Tumorigenic Effect 90 = 16.28% 463 = 83.73% 5.14
Reproductive Effect 187 = 33.82% 366 = 66.18 1.96
Irritant Effect 67 = 12.16% 486 = 87.88% 7.25