Table 4.

Pearson correlations between prohepcidin after periodontal treatment and the deltas of the independent variables.

	IL-6	us-CRP	eGFR	CAL	PPD≥5	Ferritin	Transferrin saturation
Prohepcidin CKD	-0.08	0.301*	0,109	-0.119	-0.139	-0.049	0.160
Prohepcidin Control	-0.471*	-0.411*	0,116	0.05	-0.332	0.425*	0.544**

^*p<0.05; **p<0.01.

CKD  =  chronic kidney disease; IL-6  =  interleukin 6; us-CRP  =  ultrasensitive C-reactive protein; eGFR  =  estimated glomerular filtration rate; CAL  =  clinical attachment level; PPD ≥ 5 mm  =  probing pocket depth ≥ 5 mm.