Table 5.

Clinical Outcomes in the Two Studied Groups Only Considering Patients with No Comorbidities at the Enrolment

	Group SC	Group QP	pa	pb	pc
Patients	31	47
Patients hospitalized	7 (22.6%)	4 (8.5%)	0.0840	0.0806
Days of hospitalization*	5.14 ± 2.79	1.25 ± 0.50			0.0097
Hospitalization frequencies			0.0410	0.1147
1 day	0	3
2 days	1	4
3 days	2	0
4 days	3	0
7 days	4	0
8 days	3	0
9 days	2	0
Patients needed oxygen	4 (12.9%)	0	0.0055	0.0115
Patients in ICU	2 (6.5%)	0	0.0521	0.0777
Deaths	2 (6.5%)	0	0.0521	0.0777

Notes: *Expressed as mean ± standard deviation; p^a: likelihood ratio; p^b: Pearson; p^c: t test and Wilcoxon/Kruskal–Wallis tests.

Abbreviations: SC, standard care; QP, formulated quercetin (+standard care); ICU, intensive care unit.