Table 1

Clinical characteristics of patients with NSCLC in each data set

CharacteristicsTraining seriesTesting series
GSE30219GSE31210TCGA
PlatformHG-U133_Plus_2HG-U133_Plus_2IlluminaHiSeq
Patients, n2932261014
 >60162118721
 ≤60130108265
 NA1028
Gender
 Female43121406
 Male250105608
Stage
 I152168518
 II7758283
 III560168
 IV7033
 NA1012
Survival
 Dead20035284
 Alive93191730
  • NA, not applicable; NSCLC, non-small cell lung cancer; TCGA, The Cancer Genome Atlas.