Table 3: Comparison between levels of studied biomarkers (IL-6, IL-8 and CRP) at different stages of the study according to survival of patients$.

Biomarkers

Stages

Survival

P value

Survivor

(n = 25; 75.8%)

Non-survivor

(n = 8; 24.2%)

IL-6

(pg/ml)

Admission

8.2 (0.1-17)

376.0 (26.3-511)

z = 2.186 (0.03)*

72 hours

0.1 (0.1-7.2)

1.6 (0.1-187.6)

z = 0.855 (0.393)

14th day

3.1 (0.1-23.2)

76.3 (68.5-84.1)

z = 2.05 (0.04)*

IL-8

(pg/ml)

Admission

15 (9.9-28.9)

29.2 (9.1-164.5)

z = 0.661 (0.508)

72 hours

18.3 (11.2-53.5)

13.9 (4.8-23.6)

z = 0.95 (0.342)

14th day

29.4 (12.8-155.8)

97 (61.7-132.4)

z = 0.501 (0.616)

CRP

(mg/L)

Admission

3 (1.8-3.4)

2.4 (2.4-3.3)

z = 0.498 (0.618)

72 hours

2.1 (0.4-2.7)

1.8 (0.7-2.3)

z = 0.15 (0.881)

14th day

2.2 (0.6-3.5)

3.1 (3-3.1)

z = 0.602 (0.547)


IL-6: interleukin 6, IL-8: interleukin 8, CRP: C-reactive protein, z: Mann Whitney test, $ all data are presented in median and interquartile range (IQR), *significant at p ≤ 0.05.