Table 3.

Basic demographic and clinical data of the patients and control group.

	Healthy subjects (n=42)	Esophageal cancer (n=42)	P value
Age (years)a	58.3±8.1	58.0±7.3	NS
Smokers (ratio)	14/42	38/42	<0.001b
BMI (kg·m−2)	26.9±3.9	23.5±4.2	<0.001c
Albumin (g/l)	46.5±2.5	40.4±4.6	<0.001
Cholesterol (mmol/l)	5.14±0.82	4.94±1.01	NS
Triacylglycerols (mmol/l)	1.16±0.47	1.36±0.68	NS
Glucose (mmol/l)	5.37±0.89	5.42±0.97	NS
CRP (mg/l)	3.2 [2.1; 5.9]d	6.75 [2.78; 13.58]	0.014

^aData are presented as mean ±S.D.;

^bχ² test;

^cWilcoxon test;

^dmedian [interquartile range-Q1;Q3];

BMI – body mass index = weight(kg)/[(height(m)]²; CRP – C-reactive protein.