Table 1

The baseline characteristics and measured parameters of the study subjects
Blood donor UTI FRA CIA SA
Cases 25 27 36 31 23
Age 40 (29–57) 66 (29–79) 48 (35–65) 76 (57–87) 60 (47–72)
Sex M/F 17/8 15/12 14/22 21/10 16/7
CD64-index 0.6 (0.5–0.8) 4.9 (2.5–7.8) 1.0 (1.0–1.2) 1.4 (0.9–1.9) 2.3 (0.8–9.3)
PCT (mg/L) ND 1.29 (0.26–4.42) 0.10 (0.10–0.10) 0.11 (0.10–0.18) 1.27 (0.14–4.41)
CRP (mg/L) ND 123 (84–235) 23 (8–80) 84 (51–162) 239 (172–308)
WBC (x109/L) 5.3 (4.0-6.3) 16.4 (10.6–18.8) 8.2 (6.8–10.5) 9.8 (8.4–12.1) 11.7 (7.8–13.4)
ESR (mm/t) ND 55 (36–68) 34 (20–63) 52 (41–71) 77 (63–104)

Data presented as median (inner quartile range). UTI urinary tract infection, FRA flare of rheumatic arthritis, CIA crystal induced arthritis, SA septic arthritis, M male, F female, PCT procalcitonin, CRP C-reactive protein, WBC white blood cell count, ESR erythrocyte sedimentation rate, ND no data.

Oppegaard et al.

Oppegaard et al. BMC Infectious Diseases 2013 13:278   doi:10.1186/1471-2334-13-278

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