Table 1 Clinicopathological features between Non-involved and PUI before and after propensity score matching
No PSM | PSM | |||||
|---|---|---|---|---|---|---|
Variables | Non-involved (n = 19520) | PUI (n = 254) | P-value | Non-involved (n = 244) | PUI (n = 254) | P-value |
Age (year) | ||||||
Mean ± SD | 72.31 ± 10.5 | 71.9 ± 11.16 | 0.532 | 74.26 ± 10.07 | 71.9 ± 11.16 | 0.014* |
Median (25th–75th percentile) | 72(67.5–82) | 72(67.5–82) | 0.764 | 77.5(67.5–82) | 72(67.5–82) | 0.024* |
Race | 0.784 | 0.215 | ||||
White | 17464(89.5%) | 226(89.0%) | 205(84.0%) | 226(89.0%) | ||
Black | 1128(5.8%) | 17(6.7%) | 18(7.4%) | 17(6.7%) | ||
AIAN | 53(0.3%) | 0(0.0%) | 1(0.4%) | 0(0.0%) | ||
API | 875(4.5%) | 11(4.3%) | 20(8.2%) | 11(4.3%) | ||
Marital status | 0.418 | 0.083 | ||||
Married | 11543(59.1%) | 148(58.3%) | 144(59.0%) | 148(58.3%) | ||
Single | 2059(10.5%) | 33(13.0%) | 35(14.3%) | 33(13.0%) | ||
Widowed/Divorced | 4448(22.8%) | 59(23.2%) | 40(16.4%) | 59(23.2%) | ||
Unknown | 1470(7.5%) | 14(5.5%) | 25(10.2%) | 14(5.5%) | ||
Grade | < 0.001* | < 0.001* | ||||
Low | 2705(13.9%) | 36(14.2%) | 13(5.3%) | 36(14.2%) | ||
High | 16815(86.1%) | 192(75.6%) | 231(94.7%) | 192(75.6%) | ||
Unknown | 0(0%) | 26(10.2%) | 0(0.0%) | 26(10.2%) | ||
Surgery | < 0.001* | 0.154 | ||||
TURBT | 18013(92.3%) | 215(84.6%) | 211(86.5%) | 215(84.6%) | ||
Partial cystectomy | 196(1.0%) | 3(1.2%) | 8(3.3%) | 3(1.2%) | ||
Radical cystectomy | 428(2.2%) | 11(4.3%) | 6(2.5%) | 11(4.3%) | ||
Pelvic exenteration | 443(2.3%) | 15(5.9%) | 7(2.9%) | 15(5.9%) | ||
No surgery | 440(2.3%) | 10(3.9%) | 12(4.9%) | 10(3.9%) | ||
Radiotherapy | 0.489 | 0.387 | ||||
No/unknown | 19172(98.2%) | 248(97.6%) | 235(96.3%) | 248(97.6%) | ||
Yes | 348(1.8%) | 6(2.4%) | 9(3.7%) | 6(2.4%) | ||
Chemotherapy | 0.206 | 0.502 | ||||
No/unknown | 14941(76.5%) | 203(79.9%) | 189(77.5%) | 203(79.9%) | ||
Yes | 4579(23.5%) | 51(20.1%) | 55(22.5%) | 51(20.1%) | ||
Tumor size | 0.003* | 0.087 | ||||
≤ 3 cm | 5328(27.3%) | 47(18.5%) | 43(17.6%) | 47(18.5%) | ||
3-6 cm | 3918(20.1%) | 45(17.7%) | 32(13.1%) | 45(17.7%) | ||
> 6cm | 687(3.5%) | 10(3.9%) | 3(1.2%) | 10(3.9%) | ||
Unknown | 9587(49.1%) | 152(59.8%) | 166(68.0%) | 152(59.8%) | ||
Number of tumors | 0.816 | < 0.001* | ||||
Single | 11285(57.8%) | 145(57.1%) | 57(23.4%) | 145(57.1%) | ||
Multiple | 8235(42.2%) | 109(42.9%) | 187(76.6%) | 109(42.9%) | ||
Survival time(month) | < 0.001* | < 0.001* | ||||
Mean | 50.69 | 44.08 | 54.54 | 44.08 | ||
Median (25th–75th percentile) | 50(30–72) | 43(15.75–68.25) | 53(26.25–83) | 43(15.75–68.25) | ||