. 2018 Dec 18;10(2):350–356. doi: 10.1007/s13193-018-0861-4

Table 3.

SLNB parameters (false negative defined as patients with SLN negative but metastatic axillary nodes in validation ALND)

	Identification rate (%)		NPV (%)	Sensitivity (%)	FNR (%)		Accuracy (%)
Tumor location
Lateral	89	P = 0.66	100	100	0	P = 0.16	100
Medial	89		100	100	0		100
Central	96		89	71	29		91
Scar location
Peri-areolar	84	P = 0.33	83	67	33	P < 0.05	88
Peripheral	94	P = 0.33	100	100	0	P < 0.05	100