Table 1 Patient characteristics

Age (average)

68.5 ± 1.430

66.2 ± 1.208

0.074

   < 60 years

31

14(21.2%)

17(25.4%)

0.570

   ≥60 years

102

52(78.8%)

50(74.6%)

Sex

   Female

50

28(42.4%)

22(32.8%)

0.254

   Male

83

38(57.6%)

45(67.2%)

Tumor location

   Renal pelvis

42

26(39.4%)

16(23.9%)

0.054

   Ureter

91

40(60.6%)

51(76.1%)

Tumor lesions

   Solitary

117

61(92.4%)

56(83.6%)

0.117

   Multiple nodules

16

5(7.6%)

11(16.4%)

Pathologic T stage

   T1

21

12(18.2%)

9(13.4%)

0.083

   T2

60

30(45.5%)

30(44.8%)

   T3

33

11(16.7%)

22(32.8%)

   T4

19

13(19.7%)

6(9.0%)

Synchronous LN

   -

124

61(92.4%)

63(94.0%)

0.712

   +

9

5(7.6%)

4(6.0%)

Resection modality

   Local resection

22

17(25.8%)

5(7.5%)

0.004

   Nephroureterectomy

111

49(74.2%)

62(92.5%)

Residual Disease

   R0

108

53(80.3%)

55(82.1%)

0.816

   R1

11

5(7.6%)

6(9.0%)

   R2

14

8(12.1%)

6(9.0%)

Histological grade

   I

6

5(7.6%)

1(1.5%)

0.195

   II

73

38(57.6%)

35(52.2%)

   III

51

21(31.8%)

30(44.8%)

   IV

3

2(3.0%)

1(1.5%)