Relevance of Serum Leptin and Leptin-Receptor Concentrations in Critically Ill Patients

Table 2

Correlation analysis.

	Leptin		Leptin-receptor
	$r$	$P$	$r$	$P$
Inflammation
Procalcitonin	$-$0.179	.043	0.252	.004
Interleukin-10	$-$0.190	.049	—	n.s.
Liver synthesis capacity
Protein concentration	0.342	$<$.001	—	n.s.
Albumin concentration	0.295	.001	—	n.s.
Pseudocholinesterase	0.281	.001	$-$0.217	.012
Prothrombin time (%)	0.266	.002	—	n.s.
Antithrombin III	0.234	.012	$-$0.22	.017
Cholestasis
$\gamma$GT	—	n.s.	0.204	.017
AP	—	n.s.	0.345	$<$.001
Bilirubin (total)	—	n.s.	0.298	$<$.001
Bilirubin (conjugated)	—	n.s.	0.373	$<$.001
Glucose metabolism
Insulin	0.430	$<$.001	$-$0.294	.001
C-peptide	0.285	.001	—	n.s.
Lipid metabolism
Cholesterol	0.216	.013	—	n.s.
HDL cholesterol	0.269	.003	—	n.s.
LDL cholesterol	0.270	.003	—	n.s.
Adipocytokines
Adiponectin	$-$0.223	.015	0.548	$<$.001
Leptin	—	—	$-$0.587	$<$.001

$\gamma$GT: gamma-glutamyltranspeptidase; AP: alkaline phosphatase; HDL: high-density lipoprotein; LDL: low-density lipoprotein.