Table 2. MSKCC and SOC Models at 10% Predicted Probability Cut-off Values Applied to PKUPH Data (n = 120).

Predicted Probability of NSLN Metastasis	Modle	Clinical utility n(%)	FN n(%)	NPV (%)	Sensitivity (%)	Specificity (%)	Overall predictive accuracy (%)
≤10	MSKCC	8(6.7)	2(4.4)	75.0	95.6	8.0	40.8
	SOC	20(16.7)	2(4.4)	90.0	95.6	24.0	50.8