Skip to main content
. 2021 Apr 12;28(7):4010–4015. doi: 10.1016/j.sjbs.2021.04.008

Table 1.

Characteristic of participants involved in the study.

No. of participants Age (mean) Sex Days post infection (mean) Clinical presentation
Control 7 20–43 (32.1) 4 (Male)
3 (Female)
Healthy individuals



Asymptomatic 12 22–63 (37.9) 8 (Male)
4 (Female)
40–97 (65.5) Patients showing no symptoms



Mild 9 23–53 (36) 8 (Male)
1 (Female)
33–69 (52.4) Patients with mild symptoms and no oxygen requirements or pneumonia on chest X-ray



Moderate 10 23–44 (32.2) 7 (Male)
3 (Female)
37–80 (60.3) Patients with respiratory symptoms and lung infiltrates in less than 50% of the lung field

*The disease severity was categorized based on Saudi MOH guidelines.