Significance of preoperative C-reactive protein as a parameter of the perioperative course and long-term prognosis in squamous cell carcinoma and adenocarcinoma of the oesophagus

Table 3 Independent prognostic factors in 253 patients with oesophageal resection for carcinoma

Variable	95% confidence interval (CI)			P-value
	Hazard ratio	Lower border	Upper border
pT-category1				< 0.0001
-pT2	2.316	1.158	4.629	0.0174
-pT3	4.240	2.211	8.131	< 0.0001
-pT4	4.432	1.854	10.596	0.0008
R-classification2				0.0113
0	1.992	1.231	3.224	0.0050
-R2 and R2	-0.618	0.190	2.008	0.4234
CRP (logarithm)	1.182	1.030	1.356	0.0172
Surgical approach3				0.0345
-transthoracic	0.680	0.486	0.953	0.0249
-transhiatal	0.326	0.079	1.338	0.1196

¹ Reference category: pT0;

² Reference category: R0;

³ Reference category: transhiatal.