Table 1 Characteristics of patients included in the study and comparisons between with and without adjuvant radiotherapy subgroups
Adjuvant Radiotherapy | P value | |||
|---|---|---|---|---|
Total | No | Yes | ||
Characteristic | (n = 574) | (n = 326) (%) | (n = 248) (%) | |
Sex | 0.409 | |||
Male | 336 | 186(57.1) | 150(60.5) | |
Female | 238 | 140(42.9) | 98(39.5) | |
Age | <0.001 | |||
≤60 | 185 | 79(24.2) | 106(42.7) | |
>60 | 389 | 247(75.8) | 142(57.3) | |
Race | 0.164 | |||
White | 492 | 285(87.7) | 207(83.5) | |
Black | 46 | 20(6.2) | 26(10.5) | |
Other | 36 | 21(6.2) | 15(6.0) | |
Pathological grading | 0.378 | |||
High/Moderate | 395 | 232(71.2) | 163(65.7) | |
Poor/Anaplastic | 135 | 71(21.8) | 64(25.8) | |
Unknown | 44 | 23(7.1) | 21(8.5) | |
Tumor size(cm) | 0.043 | |||
<5 | 253 | 135(41.4) | 118(47.6) | |
≥5 | 277 | 171(52.5) | 106(42.7) | |
Unknown | 44 | 20(6.1) | 24(9.7) | |
LNs retrieval | 0.107 | |||
<12 | 185 | 114(35.0) | 71(28.6) | |
≥12 | 389 | 212(65.0) | 177(71.4) | |
TNM stage | 18(1.6) | 5(1.0) | ||
II | 239 | 163(50.0) | 76(30.6) | <0.001 |
III | 335 | 163(50.0) | 172(69.4) | |