High frequency of tumor cells with nuclear Egr-1 protein expression in human bladder cancer is associated with disease progression

Table 1 Patient and tumor characteristics

Characteristics	Number^a	Number Egr-1 positive biopsies	Percent Egr-1 positive biopsies	P
All patients	244
Sex
Male	193	109	56.2	0.882^d
Women	51	28	54.9
Tumor size
< 3 cm	153	81	52.9	0.282^d
> 3 cm	63	40	63.5
Tumor type
Papillary	213	118	55.4	0.033^e
Solid	16	7	43.8
Mixed	13	12	92.3
Tumor stage
Ta	158	79	50.0	0.001^d
T1	84	58	69.0
CIS^b	2	0
Histological grade
PUNLMP^c + Low grade	158	78	49.4	< 0.001^d
High grade	83	58	69.9

ISSN: 1471-2407