Table 1 Demographic and clinical characteristics of the patients included in this study, classified by their ICU stay outcome ¹⁸.

Demographic characteristics

Female %

31.58

25

25

ns^a

Age in years (Mean ± SD)

71 ± 9.87

64 ± 10.15

70 ± 14.25

0.023^b

Sample per patient

1.87 ± 0.93

1.94 ± 0.93

1

ns^c

Clinical characteristics

PaO₂/FiO₂ at ICU admission (Median, p25-p75)

93 (83.5–109.8)

159.5 (128–191.8)

–

 < 0.0001^c

SOFA score at admission (Median, p25-p75)

7 (6–9)

4.5 (3.25–5)

–

 < 0.0001^c

APACHE II score at admission (Median, p25-p75)

16 (15–22)

10.5 (8.25–13)

–

 < 0.0001^c

SARS-CoV-2 Immunization started (%)

0

0

6.25

ns^a

Comorbidities

Coronary heart disease (%)

23.68

12.5

18.75

ns^a

Hypertension (%)

76.32

68.75

62.5

ns^a

Diabetes (%)

39.47

18.75

25

ns^a

Obesity (%)

26.32

43.75

12.5

ns^a

Cancer (%)

5.26

12.5

12.5

ns^a

Chronic respiratory disease (%)

15.79

18.75

6.25

ns^a

Immunosuppression (%)

2.63

0

0

ns^a

Number of comorbidities (Median, p25-p75)

2 (1–3)

2 (1–2.75)

1 (0–2.75)

ns^c