Table 3.

Comparison among demographic data, underlying medical conditions, clinical manifestations, and laboratory findings of patients with acute respiratory disease and pneumonia caused by SARS-CoV-2.

	Acute respiratory disease, N = 970	Pneumonia, N = 468	p value
Sex			0.3824
Male	561 (57.8)	282 (60.3)
Female	409 (42.2)	186 (39.7)
Age, years	45.1 (17.3)	53.1 (27.6)	<0.0001
Smoking	122 (12.6)	43/231 (18.6)	0.0166
Comorbidities
Hypertension	129 (13.3)	96/369 (26.0)	<0.0001
Diabetes mellitus	55 (5.7)	53/369 (14.4)	<0.0001
Chronic liver disease	22/926 (2.4)	2/214 (0.9)	0.2883
COPD	8 (0.8)	15 (3.2)	0.0007
Chronic kidney disease	5/926 (0.5)	7/311 (2.3)	0.0143
Malignancy	7/926 (0.8)	15/451 (3.3)	0.0004
Presentation
Fever	434 (44.7)	357 (76.3)	<0.0001
Cough	647 (66.7)	330 (70.5)	0.1467
Sputum production	322 (33.2)	120/369 (32.5)	0.8143
Myalgia/fatigue	156 (16.1)	236 (50.4)	<0.0001
Dyspnea	143 (14.7)	167 (35.7)	<0.0001
Headache	142 (14.6)	49 (10.5)	0.0291
Sore throat	136 (14.0)	56/427 (13.1)	0.6506
Nausea or vomiting	46 (4.7)	34/427 (8.0)	0.0170
Diarrhea	36 (3.7)	28 (6.0)	0.0503
White blood cell, ×109/L	4.9 (1.6)	5.3 (3.2)	0.0109
Neutrophil	2.6 (1.1)/44	4.4 (3.3)/295	<0.0001
Lymphocyte	1.1 (0.5)	0.8 (0.4)	<0.0001
Treatment
Oxygen therapy	314 (32.4)	332 (70.9)	<0.0001
Ventilator	0 (0.0)	135 (28.8)	<0.0001
Renal replacement therapy	0 (0.0)	23/451 (5.1)	<0.0001
ECMO	0 (0.0)	14/451 (3.1)	<0.0001
Antibiotic therapy	505 (52.1)	264/330 (80.0)	<0.0001
Antiviral therapy	336 (34.6)	229 (48.9)	<0.0001
Outcome
Discharged	53 (5.5)	111 (23.7)	<0.0001
Remained hospitalized	916 (94.4)	313 (66.5)	<0.0001
Died	1 (0.1)	37/451 (8.2)	<0.0001

Data are n (%), n/N (%), and mean (SD).

COPD, chronic obstructive pulmonary disease; ECMO, extracorporeal membrane oxygenation; NA, not available.

Bold indicates p < 0.05.