Study design
The study included patients who presented to the emergency department of
Atatürk University with complaints such as recent onset fever, cough,
dyspnea, malaise, and sudden loss of taste and smell, and history of
international travel or contact with a suspected COVID-19 patient in the
last 14 days. Patients (or their relatives) were informed in detail
about the aim of the study and all participants provided informed
consent forms before being included. Approval was obtained from the
local ethics committee prior to study initiation.