Table 1.
Clinical characteristic of patients with CRC in each set.
| Clinical feature | Test set(%) | Validation set(%) | Entire set (%) |
|---|---|---|---|
| Gender | |||
| Male | 178(55.3) | 148(50.7) | 326(53.1) |
| Female | 144(44.7) | 144(49.3) | 288(46.9) |
| Age | |||
| < = 68 | 166(51.6) | 162(55.5) | 328(53.4) |
| > 68 | 156(48.4) | 130(44.5) | 286(46.6) |
| T stage | |||
| T1+T2 | 61(19.0) | 64(21.9) | 125(20.4) |
| T3+T4 | 260(80.7) | 228(78.1) | 488(79.5) |
| unknown | 1(0.3) | 0(0.0) | 1(0.1) |
| N stage | |||
| N0 | 194(60.2) | 156(53.4) | 350(57.0) |
| N1+N2 | 128(39.8) | 136(46.6) | 264(43.0) |
| M stage | |||
| M0 | 235(73.0) | 222(76.0) | 457(74.4) |
| M1 | 46(14.3) | 41(14.0) | 87(14.2) |
| unknown | 41(12.7) | 29(10.0) | 70(11.4) |
| Stage | |||
| I+II | 181(56.2) | 150(51.4) | 331(53.9) |
| III+IV | 131(40.7) | 136(46.6) | 267(43.5) |
| unknown | 10(3.1) | 6(2.0) | 16(2.6) |
| Neoplasm cancer status (with tumor/tumor free) | |||
| Tumor free | 135(41.9) | 120(41.1) | 255(41.5) |
| With tumor | 152(47.2) | 137(46.9) | 289(47.1) |
| unknown | 35(10.9) | 35(12.0) | 70(11.4) |
| New tumor event after initial treatment(yes/no) | |||
| No | 222(68.9) | 187(64.0) | 409(66.6) |
| Yes | 52(16.1) | 47(16.1) | 99(16.1) |
| unknown | 48(15.0) | 58(19.9) | 106(17.3) |
| Lymphatic invasion(yes/no) | |||
| No | 171(53.1) | 157(53.8) | 328(53.4) |
| Yes | 115(35.7) | 112(38.4) | 227(37.0) |
| unknown | 36(11.2) | 23(7.8) | 59(9.6) |
| Residual tumor(yes/no) | |||
| No | 230(71.4) | 219(75.0) | 449(73.2) |
| Yes | 22(6.8) | 20(6.8) | 42(6.8) |
| unknown | 70(31.8) | 53(18.2) | 123(20.0) |