Table 1.

The main features of COVID-19 screening centers in South Korea

	Model A	Model B	Model C	Model D	Model E
Location	Inside	Outside	Outside	Outside	Inside
Open time	09:00–18:00	day and night (24 h)	8:30–17:00	09:00–18:00	day and night (24 h)
Specimen collection (per hour)	1 individuals	2 individuals	6–8 individuals	2–3 individuals	10–12 individuals
HCW	–Model A, Model B: depends on the size of screening center, at least 2 HCW (doctor or nurse) –Model C: 4–8 HCW (1) Doctor: 1–2 (2) Nurse: 1–2 (3) Administrative worker: 1–3 (4) Quarantine(disinfection): 1 –Model D: at least 2 HCW in each booth (doctor or nurse) –Model E: at least 3 HCW (doctor or nurse)
Necessary PPE	(1) KF94 respiratory mask or N95 mask (2) Goggles (3) Disposable body coveralls (4) Disposable gloves (5) Disposable shoes (6) Disposable plastic gowns (only Model D)
Medical equipment	(1) X-ray machine (2) Negative pressure “Tents” (3) Testing kits (4) Glove-based wall (only Model D)

HCW health care worker, PPE personal protective equipment