Table 1.

Basic characteristics of 56 patients with UCB.

	56 patients with UCB N (%)
Age (years)
<55	18 (32.2)
55–69	12 (21.4)
≥70	26 (46.4)
Mean ± SD	69.1 ± 12.6
Gender
Female	20 (35.7)
Male	36 (64.3)
Tumor stage
Non-muscle-invasive (Ta-T1)	38 (67.8)
Muscle-invasive (T2–T4)	18 (32.2)
Tumor grade
G1	13 (23.2)
G2	29 (51.8)
G3	14 (25.0)
IHC expressiona
Low	9 (16.1)
Moderate	22 (39.3)
High	25 (44.6)

^aPercentage of survivin (+) cells: low, 0–5%; moderate, 5–50%; high, >50%.