Table 1.

Types of the AGPs With the Type of PPE Used and Timing of COVID RT-PCR From Initial Exposure

		No. of HCWs and Timing of COVID-19 RT-PCR NP Swab From Exposure
Type of AGP (n = 25)	PPE	Day 1	Day 9	Day 13	Day 15
Exposure to aerosol from VM, nebulizer, or oral suctioning (n = 15)	Surgical mask	15	15	13	15
	N95 mask	0	0	0	0
Intubation (n = 3)	Surgical mask	0	0	0	0
	N95 mask	3	0	3	0
Ventilation (n = 7)	Surgical mask	4	4	2	4
	N95 mask	3	0	3	0

Note. AGP, aerosol-generating procedure; PPE, personal protective equipment; VM, ventimask; NP, nasopharyhgeal swab.

No. of HCWs and day of repeat NPO swab as above. All tested negative at each sampling.