TABLE 1.

Patient characteristics

Parameter	Value for group
	SARS-CoV-2 PCR positive (n = 78)	SARS-CoV-2 PCR negative (n = 61)
Demographics
Mean age (yrs) (range)	64.3 (22–100)	59.8 (20–97)
No. (%) of female patients	29 (47.5)	33 (42.3)
No. (%) of male patients	32 (52.5)	45 (57.7)
No. (%) of patients of race
African-American or black	61 (78.2)	40 (65.6)
Asian	0 (0.0)	1 (1.6)
Caucasian or white	15 (19.2)	20 (32.8)
Unknown, unavailable, or unreported	2 (2.6)	0 (0.0)
No. (%) of patients of ethnicity
Hispanic or Latino	0 (0.0)	2 (3.3)
Non-Hispanic or non-Latino	73 (93.6)	56 (91.8)
Unknown or unavailable	5 (6.4)	3 (4.9)
No. (%) of patients with severity score at presentationa
1 (mild)	15 (19.2)	19 (31.1)
2 (moderate)	45 (57.7)	25 (41.0)
3 (severe)	9 (11.5)	0 (0.0)
4 (critical)	9 (11.5)	17 (27.9)
Clinical course
No. (%) of patients with intensive care unit admission	43 (55.1)	31 (50.8)
No. (%) of patients with intubation	36 (46.2)	11 (18.0)
Mean length of hospital stay (days) (range)b	10.2 (0–39)	17.4 (1–48)
No. (%) of patients with discharge status
Discharge to home	46 (59.0)	48 (78.7)
Transfer to another facility	14 (17.9)	6 (9.8)
Transfer to hospice	1 (1.3)	2 (3.3)
Deceased	15 (19.2)	2 (3.3)
Other or still in hospital	2 (2.6)	3 (4.9)
Sample set characteristics
No. (%) of patients with symptom start date available in chart	54 (69.2)	39 (63.9)
Mean no. of study samples per patient (range)	6.5 (1–33)	5.1 (1–16)
Mean no. of days from symptoms to 1st study sample (range)c	9.4 (1–25)	5.3 (−2–18)
Mean no. of days from PCR test to 1st study sample (range)d	3.6 (−1–19)	1.9 (−3–14)

^aSee Materials and Methods for severity criteria.

^bCalculated for patients discharged at the time of chart review.

^cCalculated for patients with an available symptom start date.

^dCalculated by the earliest positive SARS-CoV-2 PCR test or the earliest negative test for PCR-negative patients.