Table 3. Cox multivariate prognostic analysis of patients in surgery group.

Characteristic	P	HR	95% CI
DFI	0.004*	24.014	2.804–205.704
No. of metastases	0.092	3.295	0.825–13.162
Surgical route	0.130	3.447	0.694–17.113
Resection scope	0.301	3.526	0.323–38.496
Lymph node management	0.820	0.796	0.112–5.653

*, P<0.05. DFI, disease-free interval; HR, hazard ratio; CI, confidence interval.