Table 3. Clinicopathological characteristics of the 8-IRlncRNA classifier with OS in the training set and validating set.
| Features | Training set(n=270) | Validating set(n=135) | |||||
| Low risk | High risk | P | Low risk | High risk | P | ||
| Age (years), no (%) | |||||||
| ≤70 | 82(60.7) | 65(48.1) | 43(63.2) | 39(58.2) | |||
| >70 | 53(39.3) | 70(51.9) | 0.038 | 25(36.8) | 28(41.8) | 0.550 | |
| Gender, no (%) | |||||||
| Male | 34(25.2) | 34(25.2) | 22(32.4) | 15(22.4) | |||
| Female | 101(74.8) | 101(74.8) | 1.000 | 46(67.6) | 52(77.6) | 0.194 | |
| Pathological stage, no (%) | |||||||
| I+II | 56(41.5) | 39(28.9) | 26(38.2) | 12(17.9) | |||
| III+IV | 79(58.5) | 96(71.1) | 0.030 | 42(61.8) | 55(82.1) | 0.009 | |
| Histologic grade no (%) | |||||||
| NA | 1(0.7) | 0(0) | 1(1.5) | 1(1.5) | |||
| Low | 10(7.4) | 3(2.2) | 6(8.8) | 2(3.0) | |||
| High | 124(91.9) | 132(97.8) | 0.060 | 61(89.7) | 64(95.5) | 0.340 | |
| Diagnosis subtype no (%) | |||||||
| NA | 0(0) | 3(2.2) | 1(1.5) | 0(0) | |||
| Non-Papillary | 88(65.2) | 91(67.4) | 37(54.4) | 54(80.6) | |||
| Papillary | 47(34.8) | 41(30.4) | 0.099 | 30(44.1) | 13(19.4) | 0.003 | |
Abbreviations: OS, Overall survival; NA, Not available.