Table 4.

Comparisons of the clinical symptoms in the control and quercetin groups in 7th day and 14th day after the intervention. The statistical analysis was applied by proportion test.

	7 days after intervention			14 days after intervention
Clinical symptoms	Control	Quercetin	P	Control	Quercetin	P
Cough	13 (43.3%)	12 (40%)	0.79	7 (23.3%)	4 (13.3%)	0.31
Dyspnea	14 (46.6%)	8 (26.6%)	0.1	6 (20%)	2 (6.6%)	0.12
Chest pain	3 (10%)	4 (13.3%)	0.68	1 (3.3%	2 (6.6%)	0.55
Headache	8 (26.6%)	5 (16.6%)	0.34	6 (20%)	2 (6.6%)	0.27
Weakness and lethargy	22 (73.3%)	13 (43.3%)	0.018*	12 (40%)	7 (23.3%)	0.16
Fever	8 (26.6%)	3 (10%)	0.09	2 (6.6%)	1 (3.3%)	0.55
Runny nose	2 (6.6%)	3 (10%)	0.64	0 (0%)	0 (0%)	–
Diarrhea	6 (20%)	4 (13.3%)	0.31	0 (0%)	0 (0%)	–
Nausea	11 (36.6%)	6 (20%)	0.15	4 (13.3%	1 (3.3%)	0.16
Vomiting	4 (13.3%)	2 (6.6%)	0.38	0 (0%)	0 (0%)	–