Table 4. Correlations between the expression levels of proinflammatory/anti-inflammatory cytokines in carotid plaque and glucose metabolism or proinflammatory/anti-inflammatory phenotypes of circulating monocytes.

	mRNA level in plaque
	TNF-α		IL-6		IL-10
	ρ	P-value	ρ	P-value	ρ	P-value
FPG	0.185	0.399	0.219	0.304	0.259	0.222
IRI	−0.041	0.854	−0.256	0.228	0.241	0.256
HbA1c	0.527	0.010	0.359	0.085	0.101	0.640
HOMA-IR	−0.027	0.904	−0.110	0.607	0.238	0.264
mRNA level in monocytes
TNF-α	0.459	0.027	0.332	0.122	−0.053	0.809
IL-6	0.091	0.680	0.427	0.037	−0.102	0.636
IL-10	−0.360	0.100	−0.322	0.134	−0.091	0.678

FPG, fasting plasma glucose; IRI, immunoreactive insulin; HbA1c, hemoglobin A1c; HOMA-IR, homeostasis model assessment of insulin resistance. ρ, Spearman's rank correlation coefficients