Table 2. SARS-CoV-2 Test Results for Patients Tested at Admission for Childbirth, Stratified by Symptoms^a.

Screening characteristic	SARS-CoV-2 PCR result	Patients screened, No. (%)b
		April 2-15, 2020 (n = 365)	April 16-29, 2020 (n = 405)	Total (n = 770)
Asymptomatic	Positive	2 (0.5)	20 (4.9)	22 (2.9)
	Negative	353 (96.7)	381 (94.1)	734 (95.3)
Symptomaticc	Positive	5 (1.4)	3 (0.7)	8 (1.0)
	Negative	5 (1.4)	1 (0.2)	6 (0.8)

Abbreviations: COVID-19, coronavirus disease 2019; PCR, polymerase chain reaction; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.

^aExcludes patients diagnosed with COVID-19 prior to admission, including those considered recovered (defined as ≥14 days from onset of symptoms and ≥72 hours afebrile).

^bPercentage is expressed as percentage of total patients tested during the time period.

^cSigns and symptoms of COVID-19 in patients with positive SARS-CoV-2 test results were mild in 7 patients, including fever, headache, rhinorrhea, sore throat, myalgias, congestion, cough, anosmia/ageusia. One patient had severe symptoms, including fever, myalgias, malaise, congestion, and shortness of breath. No mildly symptomatic patients developed COVID-19–related complications. The severely symptomatic patient recovered from respiratory insufficiency with critical care and oxygen support via nonrebreather mask.