Characteristics | TCGA n = 502 | GSE11969 n = 90 | GSE30219 n = 83 | GSE31210 n = 226 | GSE37745 n = 106 | GSE50081 n = 127 | GSE68465 n = 442 | GSE81089 n = 105 | Independent n = 102 |
---|---|---|---|---|---|---|---|---|---|
Age, year | |||||||||
 ≥ 60 | 356 | 58 | 46 | 130 | 64 42 | 108 19 | 314 | 87 | 53 |
  < 60 | 136 | 32 | 37 | 96 | 42 | 19 | 128 | 18 | 49 |
 NA | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Sex | |||||||||
 Male | 231 | 47 | 65 | 105 | 46 | 65 | 223 | 37 | 56 |
 Female | 271 | 43 | 18 | 121 | 60 | 62 | 219 | 68 | 46 |
Smoking history | |||||||||
 Yes | 72 | 45 | NA | 111 | NA | 92 | 300 | 94 | 60 |
 No | 416 | 45 | NA | 115 | NA | 23 | 49 | 11 | 43 |
 NA | 14 | 0 | NA | 0 | NA | 12 | 93 | 0 |  |
TNM stage | |||||||||
 I and II | 389 | 65 | 81 | 226 | 89 | 127 | 371 | 78 | 79 |
III and IV | 105 | 25 | 2 | 0 | 17 | 0 | 68 | 27 | 23 |
 NA | 8 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 |
OS state | |||||||||
 Alive | 320 | 50 | 43 | 35 | 77 | 51 | 236 | 48 | 76 |
 Death | 182 | 40 | 40 | 191 | 29 | 76 | 206 | 57 | 26 |