Severity stage

p

Total

Stage 1

Stage 2

Stage 3

Number

%

Number

%

Number

%

Number

%

High C-reactive protein

62

54.9

13

46.4

7

53.8

42

58.3

ESR

24

21.2

5

17.9

6

46.2

13

18.1

Kalemia

0.25

Hypokalemia

25

22.1

4

14.3

1

7.7

20

27.8

Hyperkalemia

7

6.2

2

7.1

0

0.0

5

6.9

Computed tomography arguments

0.11

Pulmonary embolism

2

1.8

1

3.6

0

0.0

1

1.4

Pneumonia suggestive of COVID-19

20

17.7

8

28.6

3

23.1

9

12.5

Parenchymal involvement > 20%

22

19.5

6

21.4

5

38.5

11

15.3

Therapeutic care

Admission to ICU

25

22.1

8

28.6

2

15.4

15

20.8

0.04

Oxygen therapy

15

13.3

5

17.9

2

15.4

8

11.1

0.65

Corticosteroids

17

15.0

5

17.9

3

23.1

9

12.5

0.55

Chloroquine and Azithromicin

34

30.1

9

32.1

2

15.4

23

31.9

0.47

Anticoagulant

34

30.1

11

39.3

2

15.4

21

29.2

0.28

Ceftriaxone or imipenem

36

31.9

12

42.9

3

23.1

21

29.2

0.32

Hemodialysis

16

14.2

0

0.0

1

7.7

15

20.8

0.021