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. 2012 Mar 5;5(1):33–38.

Table 1.

The most significant prognostic factors

Recurrence
Location Renal pelvis 21 (53.84%)
Ureter 10 (45.45%)
Grade Low grade 16 (36.36%)
High grade 15 (71.42%)
Tumor size < 1.5 cm 22 (43.13%)
1.5 - 2 cm 9 (64.2%)
Overall recurrence 31 (47.69%)