Table 3. Sensitivity and specificity of Sox10 and GATA-3, FOXA1, GCDFP15, and MGB in primary TNBC and metastatic TNBC.

	Primary TNBC					Metastatic TNBC
	+	−	Sensitivity	Specificity		+	−	Sensitivity	Specificity
Sox10	48 (67.6%)	23 (32.4%)	67.6% (48/71)	31.6% (48/152)		15 (68.2%)	7 (31.8%)	68.2% (15/22)	32.6% (15/46)
FOXA1	21 (29.6%)	50 (70.4%)	29.6% (21/71)	13.8% (21/152)		4 (18.2%)	18 (81.8%)	18.2% (4/22)	8.7% (4/46)
GATA-3	62 (87.3%)	9 (12.7%)	87.3% (62/71)	40.8% (62/152)		19 (86.4%)	3 (13.6%)	86.4% (19/22)	41.3% (19/46)
GCDFP15	7 (9.9%)	64 (90.1%)	9.9% (7/71)	4.6% (7/152)		3 (13.6%)	19 (86.4%)	13.6% (3/22)	6.5% (3/46)
MGB	14 (19.7%)	57 (80.3%)	19.7% (14/71)	9.2% (14/152)		5 (22.7%)	17 (77.3%)	22.7% (5/22)	10.9% (5/46)
n	152	203				46	64
χ2			19.06	12.67				7.42	5.17
P value			<0.001	0.0004				0.0064	0.0229