Table 2 Comparison by univariate and multivariate analysis of deceased and surviving patients

Characteristics

 Age, years, median (Q1;Q3)

64 (55;72)

71 (66;77)

< 0.001

1.09 (1.04;1.15), p = 0.001

 Smoking, n (%)

84 (22%)

16 (31%)

NS

-

 Coronary artery disease, n (%)

36 (9%)

15 (29%)

0.001

-

 Hypertension, n (%)

158 (41%)

31 (60%)

0.013

-

 Chronic kidney disease, n (%)

26 (7%)

13 (25%)

< 0.001

-

 Diabete mellitus, n (%)

38 (10%)

10 (19%)

0.048

-

 Chronic pulmonary disease, n (%)

76 (20%)

18 (35%)

0.0165

-

 Charlson score, median (Q1;Q3)

1 (0;2)

2 (1;5)

< 0.001

1.23 (1.02;1.48), p = 0.028

ICU admission

 SAPS II, median (Q1;Q3)

31 (21;42)

49 (40;63)

< 0.001

-

 SOFA score, median (Q1;Q3)

3 (2;7)

8 (6;10)

< 0.001

1.40 (1.19;1.66), p < 0.001

 PaO2/FiO2 ratio, median (Q1;Q3)

150 (110;188)

130 (90;168)

0,039

-

 CRP, mg/L, median (Q1;Q3)

140 (81.2;212.5)

173.4 (121.5;258.4)

0.0337

-

 Lactates, mmol/L, median (Q1;Q3)

1.2 (1;1.6)

1.6 (1.2;2)

< 0.001

1.61 (1.15;2.40), p = 0.011

 D-dimer, ng/mL, median (Q1;Q3)

943 (573;1739)

1447 (811;4000)

0.0066

-

 Lymphocytes 10⁹/L, median (Q1;Q3)

0.71 (0.52;0.93)

0.585 (0.4;0.76)

0.0273

-

ICU stay

 MV, n (%)

236 (61%)

46 (87%)

< 0.001

-

 Delay admission-MV, days, median (Q1;Q3)

0;1 (0)

0 (0;1)

NS

-

 Prone position, n (%)

127 (33%)

35 (66%)

< 0.001

4.25 (1.62;12.65),.p = 0.005

 Duration of MV, days, median (Q1;Q3)

9 (5;19)

11 (5;26)

NS

-

 Vasopressors^a, n (%)

29 (8%)

19 (36%)

< 0.001

-

 AKI, n (%)

106 (28%)

29 (56%)

< 0.001

-

 Dexamethasone, n (%)

322 (84%)

35 (66%)

0.0022

-

 RRT, n (%)

29 (8%)

25 (47%)

< 0.001

-

 ICU LOS, days, median (Q1;Q3)

8 (4;14.3)

9 (5;20)

NS

-