Table 1.

Correlation between KCNJ15 expression and clinicopathological characteristics of bladder cancer patients

Characteristics	Case number (n=150)	KCNJ15		P-value
		High (n=96)	Low (n=54)
Gender				0.237
Male	108	66	42
Female	42	30	12
Age, years				0.337
≥60	59	35	24
<60	91	61	30
TNM stage				0.014*
Tis–1	119	82	37
T2–3	31	14	17
Histological grade				0.045*
G1–2	104	72	32
G3–4	46	24	22
Tumor size, cm				0.195
≥5	70	41	29
<5	80	55	25

^*Note: P<0.05.