Table 2 Comparison of routine laboratory parameters for fatal and survivor (28-day mortality) patients with Staphylococcus aureus bacteremia measured at the time of blood culture collection

Median (IQR) highest WBC (×10⁹/L)

18.8 (11.7, 23.4)

13.7 (10, 17.9)

0.026

14 (10, 18.8)

Median (IQR) lowest WBC (×10⁹/L)

8.8 (4.1, 13.3)

7.2 (5.4, 9.5)

0.287

7.3 (5.4, 9.6)

Mean ± SD (range) lowest platelet (×10⁹/L)

110 ± 94 (17–461)

196 ± 102 (5–545)

<0.0001

181 ± 106 (5–545)

Mean highest ± SD (range) BUN (mg/dL)

90 ± 72.2 (23–332)

65 ± 59.2 (7–383)

0.03

69.1 ± 61.8 (7–383)

Mean highest ± SD (range) creatinine (mg/dL)

2.1 ± 1.9 (0.3–6.7)

2.1 ± 2.5 (0.1–13.5)

0.929

2.1 ± 2.4 (0.1–13.5)

Mean highest ± SD (range) ALT (IU/L)

84.0 ± 246.6 (3–1497)

60.6 ± 106.5 (5–1160)

0.350

64.3 ± 137.6 (3–1497)

Mean highest ± SD (range) AST (IU/L)

177 ± 724 (6–4391)

69.2 ± 152.7 (6–1157)

0.062

86.1 ± 318.3 (6–4391)

Mean highest ± SD (range) GGT (IU/L)

106 ± 106.2 (6–422)

92.7 ± 111.3 (6–757)

0.613

94.5 ± 110.4 (6–757)

Mean highest ALP ± SD (range) (U/L)

177.6 ± 189 (46–686)

139.4 ± 119.8 (28–923)

0.221

144.2 ± 130.2 (28–923)

Mean lowest ± SD (range) albumin (g/dL)

2.5 ± 0.7 (1.1–4.6)

2.9 ± 0.6 (1.4–4.8)

0.0001

2.8 ± 0.7 (1.1–4.8)

Median (IQR) highest CRP (mg/L)

191.5 (131, 215)

171 (89, 218)

0.225

174 (101, 218)