Table 1.

Clinicopathological characteristics in relation to COL23A1 expression status.

Variable	Entire group (n = 151)	COL23A1 expression		P value
		Low expression (n = 65)	High expression (n = 85)
Age at surgery (year)				0.316
≤50	62	29	33
>50	89	49	40
Sex				0.420
Female	51	24	27
Male	100	54	46
Tumor size (cm)				0.017
≤4	103	60	43
>4	48	18	30
ECOG				0.286
0	127	68	59
1	24	10	14
T stage				0.011
T1	124	70	54
T2-T4	27	8	19
ISUP grade				0.877
1	32	16	16
2	92	49	43
3–4	27	13	14
Necrosis				0.914
Absent	141	73	68
Present	10	5	5

ISUP, International Society of Urological Pathology.