Table 1: Clinicopathologic characteristics of the tumors.

%

pTa2253.6
pT1614.7
pT2921.9
pT324.9
pT424.9
Low grade1946.3
High grade2253.7
<3 cm2458.5
≥3 cm1741.5
One lesion2048.8
Multifocal1741.4
Missing data49.8