Table 2.

Final multivariable survival analysis models

Variable	HR	95% CI	P value
Overall survival
Age (continuous)	1.03	1.00–1.07	0.072
No. of nodes	2.34	1.49–3.66	<0.001
STM	2.91	1.44–5.88	0.003
Adjuvant radiotherapy	0.63	0.28–1.40	0.256
ENS	1.54	0.72–3.29	0.263
Disease-free survival
Age	1.01	0.98–1.04	0.487
Margin	0.96	0.49–1.86	0.899
No. of nodes	2.31	1.61–3.32	<0.001
STM	2.35	1.35–4.07	0.002
Adjuvant radiotherapy	0.75	0.39–1.44	0.385
ENS	1.30	(0.71–2.38)	0.395