Table 7 Univariate and multivariate analyses of prognostic factors
Factor | Univariable analysis | Multivariable analysis | ||
|---|---|---|---|---|
HR (CI 95%) | P-value | HR (CI 95%) | P-value | |
Age (years) | ||||
< 40 | 1 | |||
≥ 40 | 1.067 (0.141–8.076) | 0.950 | NA | NA |
Tumor size | ||||
< 2 cm | 1 | |||
≥ 2 cm | 2.791 (0.937–8.317) | 0.065 | 3.473 (1.372–8.791) | 0.009 |
< 3 cm | 1 | |||
≥ 3 cm | 1.593 (0.438–5.792) | 0.480 | NA | NA |
Depth of invasion | ||||
Mucosal | 1 | |||
Submucosa | 1.178 (0.426–3.259) | 0.753 | NA | NA |
Differentiation | ||||
Well-Moderately | 1 | |||
Poorly | 1.425 (0.531–3.828) | 0.482 | NA | NA |
LVI | ||||
Absent | 1 | |||
Present | 2.419 (0.310–18.885) | 0.399 | NA | NA |
LNM | ||||
Absent | 1 | |||
Present | 3.512 (1.307–9.438) | 0.013 | 4.895 (1.588–15.095) | 0.006 |