Variables | Overall Survival Rates | Univariate Analysis | Multivariate Analysis | ||||
---|---|---|---|---|---|---|---|
n | 2-year | 3-year | p-value | HR (95%CI) | p-value | ||
Stage | IA | 193 | 79 | 70 | 0.0348 | - | 0.0693 |
IB + IIA | 90 | 65 | 50 |  | 1.484 (0.968–2.242) |  | |
Histology | Adenocarcinoma | 184 | 79 | 69 | 0.0689 | - | 0.5293 |
SCC | 79 | 69 | 52 |  | 1.151 (0.737–1.772) |  | |
Gender | Female | 69 | 86 | 83 | 0.0016 | - | 0.0015 |
Male | 214 | 71 | 58 |  | 2.393 (1.380–4.418) |  | |
Location | Upper and Middle | 165 | 76 | 65 | 0.925 | - | 0.9900 |
Lower | 118 | 73 | 62 |  | 0.997 (0.660–1.489) |  | |
BED (10) IC (Gy) | ≥ 90 | 264 | 75 | 65 | 0.4428 | - | 0.6830 |
< 90 | 19 | 68 | 56 |  | 1.145 (0.570–2.083) |  | |
Margins from GTV to PTV (mm) | ≥ 10 | 156 | 72 | 63 | 0.3268 | - | 0.6307 |
< 10 | 123 | 77 | 64 |  | 0.904 (0.596–1.355) |  |