Table IV.

Association between KIF11 expression and clinicopathological characteristics of bladder cancer patients included in IHC analysis.

		KIF11 expression
Variables	Patients	Positive, n=15	Negative, n=16	P-valuea
Age, years				0.473
<65	18	10	8
≥65	13	5	8
Sex				0.433
Male	22	12	10
Female	9	3	6
Tumor stage				0.035
Ta/Tis/T1	11	2	9
T2	13	9	4
T3/T4	7	4	3
Tumor grade				0.046
G1	8	1	7
G2	5	2	3
G3	18	12	6
Lymph node metastasis				1.000
Negative	25	12	13
Positive	6	3	3
Distant metastasis				0.654
No	26	12	14
Yes	5	3	2
Invasiveness				0.023
Non-invasive	11	2	9
Invasive	20	13	7

^aFisher's exact test.