Epidemiological and clinical characteristics of 65 hospitalized patients with COVID-19 in Liaoning, China

Table 1 Demographics and clinical characteristics of hospitalized patients with coronavirus disease 2019, n (%)

Characteristic	Total (n = 65)	Nonsevere (n = 49)	Severe (n = 16)	P value
Age, yr	45.5 ± 14.4	43.6 ± 14.2	51.2 ± 14.1	0.067
Male sex	37 (56.9)	26 (53.1)	11 (68.8)	0.271
Current and former smokers	7 (10.8)	3 (6.1)	4 (25)	0.099
Comorbidities	29 (44.6)	20 (40.8)	9 (56.3)	0.281
Diabetes mellitus	9 (13.8)	8 (16.3)	1 (6.3)	0.551
Hypertension	10 (15.4)	9 (18.4)	1 (6.3)	0.443
Cardiovascular disease	4 (6.2)	3 (6.1)	1 (6.3)	1
Cerebrovascular disease	1 (1.5)	1 (2)	0 (0)	1
Chronic bronchitis	2 (3.1)	1 (2)	1 (6.3)	0.435
Chronic liver disease	4 (6.2)	4 (8.2)	0 (0)	0.565
Signs and symptoms
Fever	46 (70.8)	30 (61.2)	16 (100)	0.008
Highest temperature, °C	37.9 ± 0.9	37.7 ± 0.9	38.5 ± 0.6	< 0.001
< 37.3	17 (26.2)	17 (34.7)	0	NA
37.3-38.5	30 (46.2)	21 (42.9)	9 (56.3)	NA
> 38.5	18 9 (7.7%)	11 (22.4)	7 (43.8)	NA
Dry cough	39 (60)	27 (55.1)	12 (75)	0.158
Expectoration	19 (29.2)	14 (28.6)	5 (31.3)	1
Dyspnea	11 (17.2)	5 (10.2)	6 (40)	0.022
Fatigue	16 (24.6)	12 (24.5)	4 (25)	1
Myalgia	4 (6.2)	2 (4.1)	2 (12.5)	0.252
Pharyngalgia	8 (12.3)	6 (12.2)	2 (12.5)	1
Stuffy and runny nose	3 (4.6)	1 (2)	2 (12.5)	0.147
Hemoptysis	2 (3.1)	1 (2)	1 (6.3)	0.435
Chest pain	2 (3.1)	1 (2)	1 (6.3)	0.435
Headache	3 (4.6)	2 (4.1)	1 (6.3)	1
Nausea	3 (4.6)	2 (4.1)	1 (6.3)	1
Vomiting	2 (3.1)	2 (4.1)	0 (0)	1
Diarrhea	3 (4.6)	2 (4.1)	1 (6.3)	1
Days from illness onset to first hospital admission	4.7 ± 3.5	4.4 ± 3.4	5.6 ± 3.9	0.218
Heart rate, bpm1	82.6 ± 9	82.8 ± 9	82.1 ± 9.2	0.81
Respiratory rate, bpm2	19 (18-20)	18 (18-20)	20 (18.3-20)	0.084
Mean arterial pressure, mm Hg	98.2 ± 12	98 ± 12.9	98.8 ± 9.1	0.819

¹Beats per minute.

²Breaths per minute. NA: Not applicable.