Table 3 Clinical and pathological characteristics between different sites of initial presentation.
| Â | All | UTUC | BT | UTUC+BT | Chi-square or Z | p value |
|---|---|---|---|---|---|---|
N (%) | 45(100) | 24(53.3) | 11(24.4) | 10(22.2) | Â | Â |
Gender, no.(%) | Â | Â | Â | Â | 0.433 | 0.805 |
 Male | 15(33.3) | 7(29.2) | 4(36.5) | 4(40.0) |  |  |
 Female | 30(66.7) | 17(70.8) | 7(63.6) | 6(60.0) |  |  |
Gross hematuria, no.(%) | Â | Â | Â | Â | 2.253 | 0.324 |
 No | 7(15.6) | 2(8.3) | 3(27.3) | 2(20.0) |  |  |
 Yes | 38(84.4) | 22(91.7) | 8(72.7) | 8(80.0) |  |  |
Initial stage, no.(%) | Â | Â | Â | Â | 7.745 | 0.101 |
 Ta-1 | 30(66.7) | 15(62.5) | 10(90.9) | 5(50.0) |  |  |
 T2 | 9(20.0) | 5(20.8) | 0(0) | 4(40.0) |  |  |
 T3 | 5(11.1) | 4(16.7) | 0(0) | 1(10.0) |  |  |
Initial grade, no.(%) | Â | Â | Â | Â | 7.822 | 0.098 |
 G1 | 2(4.4) | 0(0) | 2(18.2) | 0(0) |  |  |
 G2 | 26(57.8) | 15(62.5) | 4(36.4) | 7(70.0) |  |  |
 G3 | 16(35.6) | 9(37.5) | 4(36.4) | 3(30.0) |  |  |
Interval to 2 nd site, means ± SD |  | 26.93 ± 19.49 | 32.27 ± 25.11 |  | −0.302 | 0.763 |
Interval to 3 rd site, means ± SD |  | 44.07 ± 30.78 | 41.36 ± 40.09 | 23.00 ± 28.67 | 0.478 | 0.788 |
Local recurrence, no.(%) | Â | Â | Â | Â | 5.893 | 0.053 |
 No | 26(57.8) | 17(70.8) | 3(27.3) | 6(60.0) |  |  |
 Yes | 19(42.2) | 7(29.2) | 8(72.7) | 4(40.0) |  |  |
Highest stage, no.(%) | Â | Â | Â | Â | 2.003 | 0.735 |
 T1 | 18(40.0) | 10(41.7) | 3(27.3) | 5(50.0) |  |  |
 T2 | 17(37.8) | 8(33.3) | 6(54.5) | 3(30.0) |  |  |
 T3 | 10(22.2) | 6(25.0) | 2(18.2) | 2(20.0) |  |  |
Highest grade, no.(%) | Â | Â | Â | Â | 3.852 | 0.146 |
 G2 | 22(48.9) | 12(50.0) | 3(27.3) | 7(70.0) |  |  |
 G3 | 23(51.1) | 12(50.0) | 8(72.7) | 3(30.0) |  |  |
Multifocality, no.(%) | Â | Â | Â | Â | 0.218 | 0.897 |
 No | 10(22.2) | 5(20.8) | 3(27.3) | 2(20.0) |  |  |
 Yes | 35(77.8) | 19(79.2) | 8(72.7) | 8(80.0) |  |  |
Architecture, no.(%) | Â | Â | Â | Â | 0.755 | 0.686 |
 Papillary | 37(82.2) | 19(79.2) | 10(90.9) | 8(80.0) |  |  |
 Sessile | 8(17.8) | 5(20.8) | 1(9.1) | 2(20.0) |  |  |
Tumor size, means ± SD |  | 2.77 ± 1.85 | 2.33 ± 0.89 | 2.79 ± 1.62 | 0.024 | 0.988 |
