Table 1. Association of AIB1 expression with clinicopathological characteristics of 146 patients with non-muscle-invasive BC.

		AIB1 protein
Characteristics	Cases	Overexpression (%)	P-value
Gender			0.700
Male	117	36 (30.8%)
Female	29	10 (34.5%)
Age (years)			0.596
⩽60	65	19 (29.2%)
>60	81	27 (33.3%)
pT status			0.751
pTa	101	31 (30.7%)
pT1	45	15 (33.3%)
WHO grade			0.394
Low grade	93	27 (29.0%)
High grade	53	19 (35.8%)
Tumour multiplicity			0.321
Unifocal	88	25 (28.4%)
Multifocal	58	21 (36.2%)
Tumour size			0.119
⩽2.0 cm	71	18 (25.3%)
>2.0 cm	75	28 (37.3%)

Abbreviations: pT=pathological T(TNM); WHO=World Health Organisation.