Table 3. Relationship between clinical and biological variables.

	T2	T3/4	P
ER+	39/61 (64.0%)	36/57 (63.2%)	NS
PgR+	34/61 (55.7%)	31/57 (54.4%)	NS
HER-2+	21/61 (34.4%)	13/57 (22.8%)	NS
Ki-67 median	25.8%	23.1%	NS
	ER−	ER+
PgR+	9/43 (20.9%)	56/75 (74.7%)	<0.0001
HER-2+	14/43 (32.6%)	20/75 (26.7%)	NS
Ki-67 median	28.6%	23.1%	NS
	HER-2−	HER-2+
ER+	55/84 (65.5%)	20/34 (58.8%)	NS
PgR+	49/84 (58.3%)	16/34 (47.1%)	NS
Ki-67 median	25.4%	23.5%	NS
	PgR−	PgR+
Ki-67 median	28.3%	22.9%	0.04