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. 2018 Jun 6;53(2):633–643. doi: 10.3892/ijo.2018.4433

Table I.

Information of samples in training and validation datasets.

Parameter TCGA
(n=393)
GSE30601 and GSE15460
(n=157)
Age (mean ± SD) 65.761±10.706 63.242±12.607
Sex (male/female) 258/135 100/57
Stage (I/II/III/IV) 52/125/173/32 23/25/59/20
Overall survival (mean ± SD) 438.88±384.35 699.88±728.17
Radiotherapy (yes/no) 77/366
Chemotherapy (yes/no) 183/260
Targeted molecular therapy (yes/no) 190/253

TCGA, The Cancer Genome Atlas; SD, standard deviation.