CDC	Centers for disease control and prevention, Atlanta, GA, USA
COVID-19	Coronavirus disease 2019
Cp/mL	Copies per milliliter
CT	Computed tomography
F	Female
$H_0$	Null hypothesis
ICU	Intensive care unit
IQR	Interquartile range
LME	Linear mixed-effects model
LoD95	Limit of detection (95%)
M	Male
NA	Not available
NS	Nasopharyngeal swabs
OS	Oropharyngeal swabs
PCR	Polymerase chain reaction
RT-qPCR	Reverse-transcription quantitative real-time PCR
SARS-CoV-2	Severe acute respiratory syndrome coronavirus 2
SD	Standard deviation
TW	Throat washings
Y	Years