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Table 2 Laboratory tests of 279 ICU patients with COVID-19

From: Retrospective analysis of biochemical markers in COVID-19 intensive care unit patients

Hematological Parameters

Deceased group

(n = 131)

Discharged group

(n = 148)

p-value

Leucocyte (× 109/L)

14.7 ± 13.5

12.8 ± 6.7

0.198

Neutrophil (× 109/L)

13.1 ± 13.3

10.8 ± 6.3

0.041*

Lymphocyte (× 109/L)

0.9 ± 0.8

1.2 ± 1.2

0.007*

Platelet (× 109/L)

242.2 ± 120.3

266.8 ± 106.7

0.018*

CRP (mg/L)

135.8 ± 86.8

104.5 ± 85.3

0.001*

PCT (ng/ml)

5.1 ± 31.8

2.5 ± 9.6

0.001*

NLR (103 cells/ μl)

21.6 ± 19.7

15.7 ± 18.3

0.000*

PLR (103 cells/ μl)

408.4 ± 314.6

369.7 ± 318.3

0.186

SII (per μl)

5280 ± 7837

4360 ± 5806

0.020*

  1. +Mean ± standard deviation. *Significant p-value < 0.05. ICU, intensive care unit; PCT, Procalcitonin; CRP, C-reactive protein; NLR, neutrophil lymphocyte ratio; PLR, platelet lymphocyte ratio, SII, systemic inflamatory index. [Platelet × NLR (per μl)]. Mann-Whitney test was used