Skip to main content

Table 7 Laboratory features of patients infected with COVID-19

From: The predictive power of data: machine learning analysis for Covid-19 mortality based on personal, clinical, preclinical, and laboratory variables in a case–control study

Laboratory data

Total

(n = 1063)

Survived

(n = 589)

Deceased

(n = 474)

P-value

RBC (× 106/µL)

 

4.46 ± 1.70

5.01 ± 1.71

3.78 ± 1.43

 < 0.001†

WBC (× 103/µL)

 

8.71 ± 5.41

8.50 ± 4.78

8.97 ± 6.10

0.156†

Neutrophil (%)

 

64.25 ± 13.05

62.58 ± 15.83

65.59 ± 10.09

 < 0.001†

Lymphocyte (%)

 

29.85 ± 14.64

29.64 ± 13.81

30.11 ± 15.62

0.597†

Monocyte (%)

 

4.11 ± 1.65

3.93 ± 1.66

4.34 ± 1.60

 < 0.001†

Eosinophil (%)

 

2.39 ± 1.37

2.37 ± 1.43

2.41 ± 1.30

0.581†

Basophil (%)

 

0.49 ± 0.50

0.50 ± 0.50

0.48 ± 0.50

0.404†

Hb (g/dL)

 

12.82 ± 2.76

14.10 ± 2.02

11.22 ± 2.72

 < 0.001†

HCT (%)

 

38.73 ± 7.87

42.46 ± 5.48

34.10 ± 7.93

 < 0.001†

Alb (g/dL)

 

3.63 ± 1.14

3.55 ± 1.10

3.73 ± 1.17

0.013†

LDL (mg/dL)

 

119.89 ± 30.57

110.09 ± 26.24

132.06 ± 31.20

 < 0.001†

HDL (mg/dL)

 

55.25 ± 21.50

58.52 ± 21.88

51.17 ± 20.31

 < 0.001†

PT (seconds)

 

12.21 ± 2.22

12.59 ± 1.92

11.73 ± 2.45

 < 0.001†

PTT (seconds)

 

31.71 ± 8.04

32.86 ± 7.12

30.28 ± 8.86

 < 0.001†

INR (no unit)

 

0.98 ± 0.18

1.01 ± 0.15

0.94 ± 0.20

 < 0.001†

ESR (mm/h)

 

13.27 ± 7.36

8.42 ± 5.26

19.30 ± 4.61

 < 0.001†

CRP

 + 

335 (31.5%)

249 (74.3%)

86 (25.7%)

 < 0.001‡

 +  + 

293 (27.6%)

122 (41.6%)

171 (58.4%)

 +  +  + 

204 (19.2%)

44 (21.6%)

160 (78.4%)

No

231 (21.7%)

174 (75.3%)

57 (24.7%)

D-dimer (mg FEU/L)

 

0.687 ± 0.650

0.155 ± 0.052

1.347 ± 0.394

 < 0.001†

LDH (U/L)

 

149.05 ± 40.65

128.48 ± 31.87

174.61 ± 35.58

 < 0.001†

AST (U/L)

 

63.47 ± 47.93

39.63 ± 25.55

93.09 ± 52.53

 < 0.001†

ALT (U/L)

 

49.11 ± 40.21

28.70 ± 17.53

74.48 ± 45.65

 < 0.001†

ALK (IU/L)

 

98.36 ± 126.39

81.34 ± 92.85

119.51 ± 156.02

 < 0.001†

CPK-MB (IU/L)

 

3.92 ± 3.07

3.33 ± 2.89

4.65 ± 3.14

 < 0.001†

TNI

Positive

439 (41.3%)

191 (43.5%)

248 (56.5%)

 < 0.001‡

Negative

624 (58.7%)

398 (63.8%)

226 (36.2%)

BUN (mg/dL)

 

23.49 ± 12.24

17.23 ± 6.39

31.27 ± 13.27

 < 0.001†

Cr (mg/dL)

 

1.60 ± 1.31

0.98 ± 0.34

2.36 ± 1.62

 < 0.001†

Na (mmol/L)

 

140.15 ± 7.22

139.18 ± 5.91

141.36 ± 8.42

 < 0.001†

K (mmol/L)

 

4.57 ± 0.89

4.25 ± 0.67

4.95 ± 0.96

 < 0.001†

Ca (mg/dL)

 

9.04 ± 0.76

9.02 ± 0.73

9.05 ± 0.79

0.508†

P (mg/dL)

 

3.45 ± 0.97

3.25 ± 0.91

3.70 ± 0.99

 < 0.001†

Mg (mg/dL)

 

2.15 ± 0.57

2.16 ± 0.53

2.14 ± 0.60

0.643†

PLT (× 105/µL)

 

2.55 ± 1.20

2.77 ± 1.13

2.27 ± 1.21

 < 0.001†

TSH (mU/L)

 

2.17 ± 1.17

1.83 ± 0.81

2.59 ± 1.39

 < 0.001†

T3 (ng/dL)

 

153.83 ± 26.55

157.43 ± 20.87

149.35 ± 31.71

 < 0.001†

T4 (ng/dL)

 

7.93 ± 2.27

8.29 ± 1.93

7.48 ± 2.57

 < 0.001†

  1. RBC Red blood cell, WBC White blood cell, LDL Low-density lipoprotein, Hb Hemoglobin, HCT Hematocrit, Alb Albumin, LDL Low-density lipoprotein, HDL High-density lipoprotein, PT Prothrombin time, PTT Partial thromboplastin time, INR International normalized ratio, ESR Erythrocyte sedimentation rate, CRP C-reactive-protein, LDH Lactate dehydrogenase, AST Aspartate aminotransferase, ALT Alanine aminotransferase, ALK Alkaline phosphatase, CPK-MB Creatine phosphokinase-MB, TNI Troponin l, BUN Blood urea nitrogen, Cr Creatinine, Na Sodium, K Potassium, Ca Calcium, P Phosphorus, Mg Magnesium, PLT Platelet, TSH Thyroid stimulating hormone, T3 Triiodothyronine, T4 Thyroxine
  2. † P-value conducted from Independent t-test
  3. ‡ P-value conducted from Chi-square test
Back to article page

BMC Infectious Diseases

ISSN: 1471-2334

Contact us