Identification of triple-negative breast cancer and androgen receptor expression based on histogram and texture analysis of dynamic contrast-enhanced MRI

Table 1 Clinical and histopathologic characteristics of all people

Characteristics	non-TNBC (n = 63)	TNBC (n = 36)	p Value
Age	53.27 ± 10.49	52.11 ± 9.62	0.959
Histological grade			<0.001^*
Low grade(grade 1 or 2)	52 (82.5%)	12 (33.3%)
High grade(grade 3)	11 (17.5%)	24 (66.7%)
Clinical T stage			0.002^*
T1	45 (71.4%)	14 (38.9%)
T2	18 (28.6%)	22 (61.1%)
Axillary lymph node			0.243
Negative	42 (66.7%)	28 (77.8%)
Positive	21 (33.3%)	8 (22.2%)
DCIS status			0.050
Negative	46 (73.0%)	33 (91.7%)
Positive	17 (27.0%)	3 (8.3%)
AR			<0.001^*
Negative	4 (6.3%)	20 (55.6%)
Positive	59 (93.7%)	16 (44.4%)

TNBC, Triple-negative breast cancer; non-TNBC, non-Triple-negative breast cancer; DCIS, Ductal carcinoma in situ; AR, Androgen receptor
^* indicates statistical significance at p < 0.05

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