Table 5 baseline characteristics. No significant difference was found in baseline characteristics (gender, age, staging and histology) between the two groups
Characteristic | Treatment group(n = 131) | Control group(n = 108) | P value |
|---|---|---|---|
Sex-n(%) | 0.551 | ||
Male | 80(61.06) | 66(61.11) | |
Female | 51(38.94) | 42(38.89) | |
Age | 0.889 | ||
Median(years) | 60.89(40–78) | 60.56(41–80) | |
< 65 (%) | 89(54.3) | 75(56) | |
≥ 65 (%) | 42(45.7) | 33(44) | |
Disease stages at entry-n(%) | 0.367 | ||
IIIa | 2(1.5) | 4(3.7) | |
IIIb | 35(26.7) | 34(31.5) | |
IV | 94(71.8) | 70(64.8) | |
Histology-n(%) | 0.763 | ||
Adenocarcinoma | 87(66.4) | 74(68.5) | |
Squamous carcinoma | 29(22.1) | 22(20.4) | |
Adenosquamous carcinoma | 1(0.8) | 0(0) | |
Large cell carcinoma and other | 14(10.7) | 12(11.1) | |