Table 2. Indices of systemic inflammation^a.

	Pre-op	2 h post-op	24 h post-op	Post-op day 1
CRP
median (IQR) mg/L	2 (1–4)			54 (39.5–70)†
WCC mean
mean (SD), 103/µl	7.3±1.8			8.2±2.3*
IL-6
median (IQR), pg/ml	19.7 (6.9–35.0)	101.5 (52.9–244)***	61.1 (33.3–173.2)***
IL-8
median (IQR) pg/ml	4.4 (2.2–6.5)	55.5 (30.3–21)***	12.7 (6.4–23.2)** , #
IL-10
median (IQR) pg/ml	4.8 (2.3–15.7)	63.7 (40.5–110)***	32.2 (21.6–47.4)*** , #

^an = 32 patients undergoing cardiac surgery requiring cardiopulmonary bypass.

CRP, c-reactive protein; WCC, white cell count; IL-6, -8,-10, interleukin-6, -8,-10; IQR = interquartile range, SD = standard deviation.

*p = 0.0378, **p<0.01, ***p<0.001, ^†p<0.0001, compared with pre-op levels.

^#p<0.05, compared with 2 h.