Variable

NC

(n = 10)

MS

(n = 15)

CS

(n = 15)

PCS

(n = 15)

P-value

Clinical symptoms, n (%)

Fever

0 (0)

6 (40)

10 (66)

0 (0)

<0.0001*b, e, f

Cough

0 (0)

10 (66)

13 (86)

4 (26)

<0.0001*a, b, f

Headache

4 (40)

13 (86)

9 (60)

6 (40)

0.0381*a, e

Dyspnoea

1 (10)

3 (20)

12 (80)

6 (40)

0.0010*b, d

Diarrhea

0 (0)

1 (6.7)

3 (20)

1 (6.7)

0.3376

Chest tightness

1 (10)

3 (20)

3 (20)

6 (40)

0.324

Pharyngalgia

2 (20)

6 (40)

6 (40)

2 (13)

0.2684

Myalgia

4 (40)

10 (66)

9 (60)

10 (66)

0.5276

Arthralgias

4 (40)

10 (66)

8 (53)

10 (66)

0.4953

Anosmia

0 (0)

6 (40)

2 (13)

2 (13)

0.0577