Table 4. Clinical features of LUAD patients enrolled in this study.
| Covariates | Discovery dataset N=121 | Testing dataset N=105 | Okayama dataset N=226 | Der dataset N=124 | Botling dataset N=53 | |
|---|---|---|---|---|---|---|
| Age (years), no (%) | <=65 | 93(76.9) | 83(79.0) | 176(77.9) | 40(32.3) | 25(47.2) |
| >65 | 28(23.1) | 22(21.0) | 50(22.1) | 84(67.7) | 28(52.8) | |
| Gender, no (%) | Male | 55(45.6) | 50(47.6) | 105(46.5) | 63(50.8) | 20(37.7) |
| Female | 66(54.4) | 55(52.4) | 121(53.5) | 61(49.2) | 33(62.3) | |
| Vital status, no (%) | Alive | 88(72.7) | 103(98.1) | 191(84.5) | 75(60.5) | 16(30.2) |
| Dead | 33(27.3) | 2(1.90) | 35(15.5) | 49(39.5) | 37(69.8) | |
| Relapse status, no (%) | Relapse | 33(27.3) | 31(29.5) | 64(28.3) | 37(29.8) | 26(49.1) |
| Not relapse | 88(72.7) | 74(70.5) | 162(71.7) | 87(70.2) | 27(50.9) | |
| Tumor stage, no (%) | I | 93(76.9) | 75(71.4) | 168(74.3) | 90(72.6) | 34(64.2) |
| II | 28(23.1) | 30(28.6) | 58(25.7) | 34(27.4) | 10(18.9) | |
| III | - | - | - | - | 8(15.1) | |
| IV | - | - | - | - | 1(1.8) | |
| Smoking status, no (%) | Never-smoker | 62(51.2) | 53(50.5) | 115(50.9) | 23(18.5) | - |
| Ever-smoker | 59(48.8) | 52(49.5) | 111(49.1) | 90(72.6) | - | |
| Undetermined | - | - | - | 11(8.9) | - | |
“-” means no corresponding information available in the dataset.