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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 indicatorsTotal
(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 ± 5.6630.216 ± 5.4829.44 ± 5.690.36
 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