Table 1:

Mask models donated to major academic medical centers in Boston during the COVID-19 pandemic and their corresponding regulatory designation. Highlighted models indicate masks models that underwent filtration testing at academic medical center. N95 model certification was checked in the NIOSH Certified Equipment List. *Known counterfeit masks are listed on CDC website; Suspected counterfeit masks were identified by guidance listed on the same website. ** Jinan VHOLD Co LTD VH95 was later removed from Appendix A.