Table 2.
Univariate and multivariate analysis of os in development set
| Variables | Univariate analysis | Multivariate analysis | |||
|---|---|---|---|---|---|
| HR (95%CI) | P value | HR (95%CI) | P value | ||
| Age (≥ 65) |
1.272 (1.162,1.392) |
<0.001 |
1.180 (1.076,1.294) |
<0.001 | |
| Sex(Male) |
1.068 (0.978,1.165) |
0.142 | |||
| Tumor Extent | Region |
1.801 (1.519,2.135) |
<0.001 |
1.925 (1.612,2.299) |
<0.001 |
| Distant |
2.804 (2.230,3.525) |
2.898 (2.291,3.666) |
|||
|
LN scope SUR (4 or more) |
0.878 (0.728,1.059) |
0.173 | |||
| Chemotherapy (Yes) |
0.610 (0.554,0.672) |
<0.001 |
0.554 (0.501,0.613) |
<0.001 | |
| Tumor Size (mm) |
1.008 (1.005,1.010) |
<0.001 |
1.005 (1.003,1.008) |
<0.001 | |
| LN examined |
0.993 (0.989,0.998) |
0.004 |
0.986 (0.981,0.991) |
<0.001 | |
| LN positive |
1.056 (1.044,1.068) |
<0.001 |
1.061 (1.048,1.075) |
<0.001 | |
OS, overall survival; HR, hazard ratio; CI, confidence interval; LN, lymph nodes; SUR, surgery