Table 2.

Comparison of inflammatory markers between the ESRD and HC groups

Inflammatory markers	ESRD group Median (IQR)	HC group Median (IQR)	P value
Serum
IL-1β (pg/ml)	0.75 (0.60–1.01)	0.88 (0.60–1.25)	0.225
IL-6 (pg/ml)	5.76 (4.89–7.68)	4.46 (3.36–5.03)	0.008
IL-8 (pg/ml)	46.55 (38.98–82.49)	38.86 (32.29–47.41)	0.073
CRP (ng/ml)	2.20 (1.60–4.09)	0.74 (0.50–1.26)	< 0.001
GCF
IL-1β (ng/ml)	0.26 (0.20–0.37)	0.34 (0.20–0.53)	0.186
IL-6 (pg/ml)	2.75 (2.14–3.23)	2.46 (2.19–3.24)	0.622
IL-8 (ng/ml)	1.44 (0.81–2.26)	0.88 (0.55–1.23)	0.032
CRP (ng/ml)	0.48 (0.29–0.78)	0.16 (0.11–0.23)	< 0.001

ESRD, end-stage renal disease; HC, healthy controls; IL-1β, interleukin-1β; IL-6, interleukin-6; IL-8, interleukin-8; CRP, C-reactive protein; IQR, interquartile range