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Table 2 Comparison of biological indicators between groups of monomicrobial SA-BSI and polymicrobial SA-BSI

From: Clinical characteristics and risk factors of polymicrobial Staphylococcus aureus bloodstream infections

Biological indicators

Total

(n = 349)

Mono-SA-BSI

(n = 295)

Poly-SA-BSI

(n = 54)

p-value

Temperature (°C) (IQR)

39.0 (38.6,39.5)

39 (38.6,39.5)

39 (38.575,39.5)

0.51

Blood routine test

 WBC(× 109/L) (IQR)

10.1 (6.8,14.35)

10.3 (6.9,14.2)

9.75 (5.5,16.65)

0.94

 Hematocrit (%) (IQR)

28.9 (24.05,33.5)

29.2 (24.6,33.9)

26.95 (22.6,31.2)

0.01

 Platelet (×109/L) (IQR)

171 (102.5247.5)

175 (101,248)

145.5 (103,248)

0.37

 ANC (IQR)

8.15 (5.56,12.74)

8.1 (5.6,12.35)

10.545 (5.44,15.79)

0.13

Liver and kidney function

 Albumin (g/L) (mean ± S.D.)

29.56 ± 5.66

30.216 ± 5.48

29.44 ± 5.69

0.36

 GPT (U/L) (IQR)

31 (17,57)

30 (17,53)

41 (24.5,73)

0.01

 GOT (U/L) (IQR)

30 (21,50)

28 (20,47)

36 (27.5,60.25)

0.00

 ALP (U/L) (IQR)

101 (74,151)

103 (74,150)

99.5 (76.75,152.25)

0.97

 γ-GT (U/L) (IQR)

45 (26.0,95)

44 (25.0,96.0)

56.0 (27.25,89)

0.42

 LDH (U/L) (IQR)

254 (197,342)

248 (195,321)

343 (227.5405)

0.00

 TBil (μmol/L) (IQR)

12.8 (9,20.35)

12.7 (9,19.6)

14.85 (9.38,26.43)

0.26

 SCr (μmol/L) (IQR)

59 (44.5,95.5)

59 (45,96)

65.5 (42.25,96.25)

0.94

PCT (ng/ml) (IQR)

0.46 (0.18,1.31)

0.46 (0.18,1.29)

0.53 (0.22,2.08)

0.36

  1. Abbreviations: SA-BSI Staphylococcus aureus bloodstream infections, IQR Interquartile range, WBC White blood count, ANC Absolute neutrophil count, GPT Glutamic-pyruvic transaminase, GOT Glutamic-oxaloacetic transaminase, ALP Alkaline phosphatase, γ-GT Gamma glutamyl transpeptidase, LDH Lactic dehydrogenase, TBil Total bilirubin, SCr Serum creatinine, PCT Procalcitonin