Table 2.

COVID-19 risk categories of patients.

Low Risk	Medium Risk	High Risk
Triaged or clinically assessed patients with no symptoms, with known recent COVID-19 status, or patients who recently have self-isolated, shielded.	Triaged or clinically assessed patients with no symptoms, with no known recent COVID-19 contact	Untriaged persons present for assessment or treatment (status and symptoms unknown)
Persons who have recovered from COVID-19 recently and had few days without any symptoms	Asymptomatic persons with unknown infectious status	Symptomatic or suspected COVID-19 persons
Patients who had a negative COVID-19 PCR test within 72 h of treatment and had been self-isolating from the test date	Asymptomatic persons who declined testing	History of contact with COVID-19 individual, they are waiting for test results

Traffic light’ system, adapted and modified, Standard Operating Procedure for the Dental Management of Non-COVID-19 Patients in Wales, v.1.01, Wales, UK.