Differential Diagnosis Model of Hypocellular Myelodysplastic Syndrome and Aplastic Anemia Based on the Medical Big Data Platform

Table 5

Decision tree model evaluation.

Aspect	Index	Training set result	Test set result
Authenticity	Sensitivity (%)	98.96	76.47
	Specificity (%)	92.04	83.72
	Youden index	0.91	0.60
	+LR	12.42	4.70
	−LR	0.01	0.28
	AUC (95% CI)	0.96 (0.92, 0.98)	0.80 (0.70, 0.88)
Reliability	Accuracy (%)	95.22	80.52
	Kappa	0.90	0.60
Benefit	+PV (%)	91.35	78.79
	−PV (%)	99.05	81.82