Table 1 Clinical characteristics of patients with ESCC in this study
Clinical characteristics | Training set (GSE53625, N = 179) | Validation set (TCGA, N = 80) |
|---|---|---|
Age (years, mean ± SD) | 59.34 ± 9.03 | 58.19 ± 10.49 |
Gender (male/female) | 146/33 | 69/11 |
Alcohol (yes/no/–) | 106/73 | 59/19/2 |
Tobacco (yes/no) | 114/65 | 42/38 |
Pathologic N (N0/N1/N2/N3/–) | 83/62/22/12 | 45/26/5/1/3 |
Pathologic T (T1/T2/T3/T4/–) | 12/27/110/30 | 7/27/41/3/2 |
Pathologic stage (I/II/III/IV/–) | 10/77/92/0 | 6/47/22/3/2 |
Arrhythmia (yes/no) | 43/136 | – |
Pneumonia (yes/no) | 15/164 | – |
Anastomotic leak (yes/no) | 12/167 | – |
Adjuvant therapy (yes/no/–) | 104/45/30 | – |
Death (dead/alive) | 106/73 | 25/65 |
Overall survival time (months, mean ± SD) | 36.25 ± 22.86 | 16.37 ± 12.28 |