Table 1. Baseline characteristics of the study population with COVID-19.

Characteristics		All patients (n = 110)	Critical patients (n = 15)	Non-critical patients (n = 95)	P value
Age, yr		56.9 ± 17.0	66.1 ± 10.0	55.4 ± 17.4	0.002
Sex					0.577
	Male	48 (43.6)	8 (53.3)	40 (42.1)
	Female	62 (56.4)	7 (46.7)	55 (57.9)
Comorbidities		49 (44.5)	7 (46.7)	42 (44.2)	1.000
	Cardiovascular disease	10 (9.1)	0 (0)	10 (10.5)	0.352
	Cerebrovascular disease	4 (3.6)	1 (6.7)	3 (3.2)	0.449
	Chronic lung disease	4 (3.6)	1 (6.7)	3 (3.2)	0.449
	Dementia	4 (3.6)	1 (6.7)	3 (3.2)	0.449
	Diabetes mellitus	29 (26.4)	10 (66.7)	19 (20.0)	< 0.001
	Hypertension	37 (33.6)	6 (40.0)	31 (32.6)	0.770
	Malignancy	6 (5.5)	1 (6.7)	5 (5.3)	1.000
Vital signs on admission
	Body temperature, °C	37.2 ± 0.7	37.5 ± 0.8	37.1 ± 0.6	0.068
	Heart rate, beats/min	86.0 ± 13.8	90.5 ± 10.5	85.3 ± 14.1	0.174
	Respiration rate, breaths/min	21.0 ± 2.8	24.3 ± 5.4	20.5 ± 1.6	0.016
	Systolic BP, mmHg	128.1 ± 18.6	133.5 ± 19.2	127.3 ± 18.5	0.235
	Diastolic BP, mmHg	79.9 ± 12.2	82.5 ± 11.3	79.5 ± 12.4	0.388
	Mean arterial BP, mmHg	95.9 ± 12.8	99.5 ± 13.5	95.4 ± 12.6	0.252
Complications
	ARDS	18 (16.4)	13 (86.7)	5 (5.3)	< 0.001
	Septic shock	8 (7.3)	8 (53.3)	0 (0)	< 0.001
	ICU care	13 (11.8)	13 (86.7)	0 (0)	< 0.001
28-day hospital mortality		6 (5.5)	6 (40.0)	0 (0)	< 0.001
Scoring systems
	SIRS	0.9 ± 0.9	1.7 ± 1.0	0.8 ± 0.8	< 0.001
	qSOFA	0.3 ± 0.5	0.8 ± 0.6	0.2 ± 0.4	< 0.001
	NEWS	2.5 ± 3.0	7.3 ± 3.4	1.7 ± 2.1	< 0.001

Data are presented as the mean ± standard deviation or number (%).

ARDS = acute respiratory distress syndrome, BP = blood pressure, COVID-19 = coronavirus disease 2019, ICU = intensive care unit, NEWS = National Early Warning Score, qSOFA = quick Sepsis-related Organ Failure Assessment, SIRS = Systemic Inflammatory Response Syndrome.