Table 5. The analysis of changes in cytokines concentration after and before surgery.

Changes in the cytokines concentration	PPS (n = 49)		No PPS (n = 26)		P value*
	Median (Q1–Q3)	P value	Median (Q1–Q3)	P value
IL-8	33.3 (17.3–50.6)	<0.0001	13.5 (8.43–23.8)	0.04	0.006
IL-1β	1.82 (0–6.4)	0.001	0 ([−3.3]–4.9)	0.79	0.049
IL-6	27.56 (16.7–60.1)	<0.0001	21.93 (13.9–40.3)	0.0005	0.22
IL-10	1.63 (0–9.9)	<0.0001	1.18 ([−0.7]−3)	0.16	0.21
TNF	0.3 (0–9.16)	<0.0001	0 (0–4.75)	0.33	0.3
IL-12p70	0 (0–6.66)	<0.0001	0 (0–0.9)	0.65	0.27

PPS-patients with the postpericardiotomy syndrome, No PPS- patients without the postpericardiotomy syndrome, P value-changes of cytokines after and before surgery tested by sign test, P value*- the differences of cytokine changes in patents with and without PPS tested by Wilcoxon test, n- numbers of patients.