Table 3.

Spearman’s rank correlation coefficients among biomarkers (n = 597).

Baseline	TNF-α	hs-CRP	Adiponectin	ICAM-1	VCAM-1
TNF-α	-
hs-CRP	0.08	-
Adiponectin	−0.06	−0.08 *	-
ICAM-1	0.29 **	0.31 **	−0.08	-
VCAM-1	0.31 **	0.02	0.13 **	0.45 **	-
PPD ≥ 4 mm and BOP †	0.08	0.01	−0.18 **	0.06	0.01

* p-value < 0.05, ** p-value < 0.01; ^† PPD ≥ 4 mm and BOP: teeth with PPD ≥ 4 mm and BOP.