TOTAL

N = 30

First wave

Frequency (%)

n = 14

Second wave

Frequency (%)

n = 16

Male sex

19 (63.3)

9 (64.3)

10 (62.5)

Age ≥ 60 years old

Mean age [IQR]

Dialysis vintage [IQR]

12 (40)

5 (35.7)

52.5 [41.25 - 60.75]

42 [26.25 - 60.25]

7 (43.7)

57.5 [32.75 - 64]

48 [24 - 105.5]

Hypertension

22 (73.3)

9 (64.3)

13 (81.2)

Diabetes mellitus

11 (36.6)

4 (28.6)

7 (43.7)

Signs and symptoms at admission

Asymptomatic

Symptomatic

Fever

Fatigue

Cough

Dyspnea

Diarrhea

Muscular pain

Vomiting

Hiccups

3 (10)

27 (90)

21 (77.7)

23 (76.6)

14 (51.8)

8 (29.6)

11 (36.6)

5 (18.5)

4 (14.8)

1 (3.7)

3 (21.4)

11 (78.5)

9 (81.8)

8 (72.7)

6 (54.5)

6 (54.5)

3 (27.3)

3 (27.3)

3 (27.3)

1 (9)

0

16 (100)

12 (75)

15 (93.7)

8 (50)

2 (12.5)

8 (50)

2 (12.5)

1(6.2)

0

Initial physicals signs

Respiratory distress (SpO₂ < 95%)

Bilateral pulmonary condensation

Normal pulmonary exam

Dehydration

11 (36.6)

7 (23.3)

24 (80)

4 (13.3)

8 (57.1)

6 (42.8)

8 (57.1)

3 (21.4)

3 (18.7)

1(6.2)

15 (93.7)

1 (6.2)