CONSORT Flow Diagram
throat
HCW indicates health care worker; PIN, social security number; RDT, rapid diagnostic antigen test; and RT-PCR, reverse transcriptase–polymerase chain reaction.For a single specimen, the mean sensitivity for rapid antigen testing was lower for a self-collected throat specimen than for an HCW-collected throat specimen (53.7% [95% CI, 48.7%-58.7%] vs 69.4% [95% CI, 65.1%-73.6%]; 