Table 3.

Serum inflammatory marker concentrations.

Group	PCT (ng/ml)	IL-6 (pg/ml)	CRP (mg/l)	ESR (mm/h)	PA (g/l)
AdP (n=39)	0.33±0.78	40.91±28.51	45.53±31.10	22.19±19.65	0.16±0.05
CP (n=29)	0.17±0.14	36.15±23.30	45.85±33.20	17.74±13.17	0.17±0.04
SP (n=10)	0.78±1.50	54.69±38.22&,#	44.50±24.75	34.20±28.70	0.12±0.04
URI (n=42)	0.13±0.11	30.78±20.14	48.74±36.50	12.79±7.75*	0.18±0.03
ALL (n=81)	0.23±0.56	35.72±24.95	47.21±33.87	17.43±15.50	0.17±0.04

^* p<0.01, AdP vs. URI;

^&p<0.01, SP vs. URI;

^#p<0.05, SP vs. CP.

PCT – procalcitonin; IL-6 – interleukin 6; CRP – C-reactive protein; ESR – erythrocyte sedimentation rate; PA – prealbumin; AdP – adenovirus pneumonia; CP – common pneumonia; SP – severe pneumonia; URI – upper respiratory infection.