Table 1.

Summary of LTCF Studies Reviewed

Study	No. of LTCFs	Type of LTCF	Clinical Data Presenteda	Universal Testing for COVID-19	COVID-19 Positivity Rate, %b	Hospitalizations, %/Mortality %	Locations
Abrams et al23	9,395	SNF	No	No	…	−/−	CA, CO, CT, DE, FL, GA, IA, IL, KY, LA, MA, MD, ME, MI, MN, NC, ND, NJ, NM, NV, NY, OH, OK, OR, RI, SC, TN, VT, WA, WV
Arons et al9	1	SNF	Yes	Yes	64	−/26	King County, WA
Blackman et al30	1	SNF	No	No	…	−/−	PA
Blain et al10	1	SNF	Yes	Yes	48	−/32	France
Borras-Bermejo et al19	69	SNF	Yes	Yes	23	−/−	Barcelona, Spain
Dora et al11	1	SNF	Yes	Yes	19	89/5	Los Angeles, CA
Escobar et al12	1	SNF	Yes	Yes	37	−/−	PA
Feaster et al13	9	SNF, ALF	Yes	Yes	70	−/−	Pasadena, CA
Graham et al14	4	SNF	Yes	Yes	40	−/17	London, UK
Guery et al38	1	SNF	Yes	Yes	…	−/−	France
Harrington et al26	272	SNF	No	No	…	−/−	CA
He et al25	1,223	SNF	No	No	…	−/−	CA
Li et al27	215	SNF	No	No	…	−/−	CT
McMichael et al15	1	SNF	Yes	No	77	55/34	King County, WA
Patel et al16	1	SNF	Yes	Yes	26	37/29	IL
Roxby et al18	1	ALF	Yes	Yes	4	3/1	King County, WA
Rudolph et al20	134	SNF	Yes	Yes	6	−/−	United States
Sanchez et al17	26	SNF	Yes	Yes	44	37/24	Detroit, MI
Unruh et al24	1,162	SNF	No	No	…	−/−	CT, NJ, NY
White et al21	3,357c	SNF	No	Yes	20	−/−	AL, CA, CO, CT, KY, MA, MD, NH, NJ, NM, NV, PA, RI, TN, VT, WA, WV

Note. LTCF, long-term care facility; SNF, skilled nursing facility; ALF, assisted-living facility; “…” and “–” indicate that data were not available for the corresponding entry.

^a Yes = study presents data on prevalence of SARS-CoV-2, hospitalization rates, mortality rates, and/or symptoms of residents and/or staff. No = none of the data are presented.

^b Positivity rate encompasses both attack rates and prevalence rates.

^c 69 of the 3,357 LTCFs underwent universal testing.