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. 2014 Sep 15;32(30):3400–3405. doi: 10.1200/JCO.2014.56.7156

Table 1.

Pretreatment Characteristics

Covariate Frequency
No. %
Age, years
    Median 67
    Range 20-89
Sex
    Male 242 87.7
    Female 34 12.3
Race
    White 239 86.6
    Other 37 13.4
Primary site
    Esophagus 61 22.1
    GEJ 215 77.9
Histology
    Adenocarcinoma 215 77.9
    Squamous cell carcinoma 57 20.7
    Adenosquamous cell carcinoma 4 1.4
Histologic grade
    Well/moderate 132 47.8
    Poor 143 51.8
    Unspecified 1 0.4
Baseline T stage
    T1 10 3.6
    T2 23 8.3
    T3 229 83.0
    T4 11 4.0
    TX 3 1.1
Baseline N stage
    N0 84 30.4
    N1 190 68.8
    NX 2 0.7
Baseline M stage
    M0 241 87.3
    M1 35 12.7
Baseline stage
    Stage I 9 3.3
    Stage II 81 29.3
    Stage III 151 54.7
    Stage IV 35 12.7

Abbreviation: GEJ, gastroesophageal junction.