Characteristics of patients based on the stage

VariableTotal (n = 946)Stage II (n = 640)Stage III (n = 306)P-value
Age (mean ± SD)58.5 ± 10.7158.07 ± 10.8659.28 ± 10.350.102
Female (n, %)429 (45.3%)282 (44.1%)147 (48%)0.264
Height (cm, mean ± SD)166.3 ± 10.46166.33 ± 10.62166.24 ± 10.150.90
Removed LNs (mean ± SD)15.88 ± 9.4916.06 ± 9.6915.49 ± 9.060.381
Involved LNs (mean ± SD)0.89 ± 2.911 ± 2.841 ± 3.040.10
Grading (n, %)
    1160 (16.9)105 (16.4)55 (18.0)0.413
    2316 (33.4)205 (32.0)11 (36.3)
    3282 (29.8)197 (30.8)85 (27.8)
    4188 (19.9)133 (20.8)55 (18.0)