Histotype	n (%)	ER+ (%)	PR+ (%)	Ki67-low (%)	Ki-67-high (%)	HER2+ (%)
Invasive carcinoma of no special type	344 (77.5)	301 (87.5)	257 (74.7)	85 (24.7)	259 (75.3)	71 (20.6)
Invasive lobular carcinoma	53 (11.9)	53 (100.0)	44 (83.0)	36 (67.9)	17 (32.0)	4 (7.5)
Invasive carcinoma, mixed-type	9 (2.0)	8 (88.9)	6 (66.7)	0 (0.0)	9 (100.0)	1 (11.1)
Tubular carcinoma	8 (1.8)	8 (100.0)	8 (100.0)	8 (100.0)	0 (0.0)	0 (0.0)
Mucinous carcinoma	11 (2.4)	11 (100.0)	9 (81.8)	7 (63.6)	4 (36.4)	0 (0.0)
Micropapullary carcinoma	7 (1.6)	7 (100.0)	7 (100.0)	5 (71.4)	2 (28.6)	2 (28.6)
Invasive carcinoma with apocrine featueres	5 (1.1)	3 (60.0)	1 (20.0)	1 (20.0)	4 (80.0)	3 (60.0)
Papillary carcinoma	1 (0.2)	0 (0.0)	0 (0.0)	0 (0.0)	1 (100.0)	0 (0.0)
Medullary carcinoma	4 (0.9)	0 (0.0)	1 (25.0)	0 (0.0)	4 (100.0)	0 (0.0)
Metaplastic carcinoma	2 (0.5)	0 (0.0)	0 (0.0)	0 (0.0)	2 (100.0)	0 (0.0)
Total	444	391 (88.0)	333 (75.0)	142 (32.0)	302 (68.0)	81 (18.2)