Table 2.

Plasma tumour necrosis factor-α levels during endotoxin infusion

	Group
	Saline		Ceftazidime		Tobramycin
Time (h)	n	Plasma TNF-α	n	Plasma TNF-α	n	Plasma TNF-α
0	4	< 15 (< 15–16)	5	< 15 (0)	4	< 15 (< 15–49)
1	4	7259 (6584–10375)	5	7265 (5071–10625)	4	6789 (2492–8728)
2	4	2473 (803–3964)	5	1683 (1142–2134)	4	1397 (697–2009)
3	4	37 (26–137)	5	58 (39–68)	4	61 (22–156)
4	4	16 (< 15–33)	5	< 15 (0)	4	19 (< 15–53)
5	4	< 15 (0)	4	< 15 (0)	4	< 15 (< 15–49)
6	4	< 15 (0)	4	< 15 (0)	4	< 15 (< 15–33)

Values are expressed as ng/l (median [range]). TNF, tumour necrosis factor.