Table I.

Baseline characteristics of study participants by SARS-CoV-2 infection status^∗†

Baseline characteristic	All (n = 59)	Uninfected (n = 21)	Infected (n = 38)	P value‡
Age (y)	30.00 (27.00- 45.00)	30.00 (29.00- 37.00)	30.50 (25.25- 50.00)	.61
Male sex	33 (55.93)	12 (57.14)	21 (55.26)	.89
Use of antibiotics in the last 2 wk	0	0	0	—
Current use of intranasal medications	0	0	0	—
Nasal congestion	—	—	32 (91.43)	—
Loss of taste or smell	—	—	18 (50.00)
Cough	—	—	33 (91.67)	—
Fever	—	—	0	—
Shortness of breath	—	—	18 (50.00)	—
Current smoker	2 (3.51)	1 (5.00)	1 (2.70)	.65
Obese	16 (35.56)	4 (23.53)	12 (42.86)	.19
Diabetes	3 (5.26)	0 (0.00)	3 (8.11)	.19
Hypertension	9 (15.79)	2 (10.00)	7 (18.92)	.38
Lung disease	4 (7.02)	0 (0.00)	4 (10.81)	.13
Heart disease	2 (3.51)	1 (5.00)	1 (2.70)	.65

^∗The data are presented as median (interquartile range) for continuous variables or number (%) for categorical variables.

^†The estimates were calculated for participants with complete data.

^‡P value for the comparison between groups using a Mann-Whitney U or Pearson χ² test, as appropriate.