Prediction of acute kidney injury following coronary artery bypass graft surgery in elderly Chinese population

Table 3 Confusion matrix diagram in the derivation set and the validation set

Data set	Values	Actual value (positive)	Actual value (negative)
The derivation set	Predict value (positive)	169	361
The derivation set	Predict value (negative)	82	897
The validation set	Predict value (positive)	81	194
The validation set	Predict value (negative)	33	338

ISSN: 1749-8090