Table 3.

The Associations of the Level of PIV with Clinicopathological Characteristics

Parameter	PIV<93.01	PIV≥93.01	P
Age	≤55.56	65	0.295
	>55.50	76
ER	Negative 26	30	0.348
	Positive 79	111
PR	Negative 46	42	0.033
	Positive 59	99
HER-2	Negative 79	105	0.991
	Positive 27	36
KI67	Low 28	36	0.875
	High 78	105
VI	No 81	94	0.095
	Yes 25	47
Tumor size(cm)	≤2.65	66	0.024
	>2.41	75
ALN status	Negative 90	90	<0.001
	Positive 16	51
Histologic stage	I 3	6	0.918
	II 58	75
	III 42	57

Abbreviations: ALN, axillary lymph node; ER, estrogen receptor; PR, estrogen receptor; HER2, human epidermal growth factor receptor2; VI, vascular invasion.