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Table. 1.

Table. 1.

Basic characteristics of COVID-19 patients

Characteristic Total (N = 65) Ag (+) (N = 58) Ag (–) (N = 7)
Age (yr) 56 (48–63) 58 (48–64) 51 (49–56)
Sex
Male 24 (36.9) 22 (37.9) 2 (28.6)
Female 41 (63.1) 36 (62.1) 5 (71.4)
Patient location
Hospitalization 1 (1.5) 1 (1.8) 0 (0.0)
Drive-through screening 64 (98.5) 57 (98.2) 7 (100.0)
Clinical symptom
Cough 28 (21.1) 23 (19.6) 5 (31.3)
Productive cough 24 (18.1) 22 (18.8) 2 (12.5)
Fever 22 (16.5) 21 (18.0) 1 (6.3)
Sore throat 19 (14.3) 17 (14.4) 2 (12.5)
Myalgia 11 (8.3) 7 (6.0) 4 (25.0)
Chills 5 (3.8) 5 (4.3) 0 (0.0)
Rhinorrhea 4 (3.0) 4 (3.4) 0 (0.0)
Headache 3 (2.3) 3 (2.6) 0 (0.0)
Dyspnea 3 (2.3) 3 (2.6) 0 (0.0)
Nasal obstruction 3 (1.5) 3 (2.6) 0 (0.0)
Diarrhea 2 (0.8) 2 (1.7) 0 (0.0)
Chest discomfort 1 (0.8) 0 (0.0) 1 (6.3)
Cold sweating 1 (0.8) 0 (0.0) 1 (6.3)
Anorexia 1 (0.8) 1 (0.9) 0 (0.0)
Parosmia 1 (0.8) 1 (0.9) 0 (0.0)
Fatigue 1 (0.8) 1 (0.9) 0 (0.0)
Asymptomatic 4 (3.0) 4 (3.4) 0 (0.0)
Symptom onset to diagnosis
Asymptomatic 4 (6.1) 4 (6.9) 0 (0.0)
1–5 days 41 (63.1) 39 (67.2) 2 (28.6)
6–10 days 15 (23.1) 11 (19.0) 4 (57.1)
11–21 days 5 (7.7) 4 (6.9) 1 (14.3)

Values are expressed as median (interquartile range) or number (%).

Abbreviations: COVID-19, coronavirus disease 2019; Ag, antigen.

Ann Lab Med 2022;42:100~104

© Ann Lab Med