Table 3.

Clinical symptoms identified in several studies [2,5,10-14,36].

Symptoms	Frequency (%)
Fever	43–98
Dyspnea	19–64
Cough	50–82
Fatigue	40–70
Loss of appetite	40–50
Expectoration	14–44
Runny nose	4–24
Sore throat	5–14
Taste and smell dysfunctions	24–60*
Headache	5–34
Diarrhea	2–19
Nausea-vomiting	3–16
Muscle pain	11–36

*Lower in some series (<10%)