Table 6: Care ward definition.

Emergency ward

Patients who presented on the emergency department with:

-                   Influenzal symptomatic;

-                   Impaired breathing;

-                   Chest pain;

-                   Suspicion of PE (e.g., from other physicians addressed);

-                   Other symptoms.

Hospital ward

Patients who were already hospitalised in our institution for:

-                   CoViD-19 (e.g., transferred from other institutions);

-                   For elective therapy;

-                   Other reasons.

Ambulant ward

Out-Patients, e.g.,

-                   For elective therapy;

-                   For scheduled examination;

-                   For follow-up.