Table 1 Demographic and clinical characteristics of 39 patients hospitalized at INMI

Patients: n. (%)

11 (28.2)

28 (71.8)

Age in years: median (IQR)

51 (41-63.5)

26 (18.5-35.5)

< 0.001

Demographics

Age ≥65: n. (%)

2 (18.2)

1 (3.6)

Sex: M/F

4/7

19/9

Asthma

2 (18.2)

3 (10.7)

Immunosuppression^b

3(27.3)

3 (10.7)

Diabetes

3 (27.3)

4 (14.3)

Underlying conditions: n. (%)

Obesity

3 (27.3)

1 (3.6)

Chronic respiratory failure

1 (9.1)

3 (10.7)

Pregnancy

0

1 (3.6)

Cardiopathy or hypertension

3 (27.3)

3 (10.7)

Others

2 (18.2)

0

Headache

2 (18.2)

14(50.0)

Asthenia or Malaise

4 (36.4)

24 (85.7)

0.009

Arthromyalgia

5 (45.5)

15 (53.6)

Presenting symptoms: n. (%)

Chills

2 (18.2)

4 (14.3)

Conjunctivitis

0

4 (14.3)

Cough

10 (90.9)

21 (75.0)

Sore throat

5 (45.5)

16 (57.1)

Coryza

1 (9.1)

14 (50.0)

0.046

Dyspnea

7 (63.6)

6 (21.4)

0.035

Dehydration

1 (9.1)

6 (21.4)

Gastrointestinal symptoms

4 (36.4)

8 (28.6)

Day of illness at presentation: median (IQR)

2 (1-3)

2.5 (1-4)

Respiratory virus coinfections: n. (%)

0

3^c (10.7)

Antiviral

10 (90.9)

19 (67.9)

Days of therapy: median (IQR)

7 (7-16.5)

6 (5-8)

0.011

Therapy: n. (%) ^d

Patient starting therapy within 48 h

5 (45.5)

11 (39.3)

Antibiotic/antimycotic

10 (90.9)

11 (39.3)

0.004

Steroid

2 (18.2)

2 (7.1)