Table 2.

Queried terms (symptoms, findings, and disorders) with and without modifiers.

Category and term without modifier			With modifier
Symptoms
	“fever”	“high fever”
	“cough”	“wet cough,” “dry cough”
	“congestion”	“nasal congestion”
	“pain”	“chest pain,” “muscle pain”
Findings
	“opacities”	“bilateral opacities”
	“infiltrates”	“lung infiltrates”
Disorders
	“ARDS”a	“respiratory distress,” “acute respiratory distress syndrome”

^aARDS: acute respiratory distress syndrome.