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Table 4 Comparison of different parameters between patients with bacterial infection and those with non-bacterial infection

From: C-reactive protein velocity to distinguish febrile bacterial infections from non-bacterial febrile illnesses in the emergency department

 

Variable

Duration of fever (hours)

CRP (mg/L)

CRP-velocity (mg/:/hour)

WBC (103/ml3)

Neutrophils (103/ml3)

Bacterial

(n = 108)

Mean

36.5

63.77

3.61

13.94

11.74

 

Interquartile range

6.0 to 46.8

37.4 to 156.0

1.97 to 7.41

9.85 to 17.55

7.47 to 15.41

Non-bacterial

(n = 70)

Mean

68.7

15.2

0.41

8.35

5.77

 

Interquartile range

17.8 to 90

9.8 to 51.6

0.18 to 1.49

5.88 to 9.75

3.44 to 7.31

P value

 

< 0.001

< 0.001

< 0.001

< 0.001

< 0.001

  1. CRP = C-reactive protein; WBC = white blood cells.