Table 2.

Characteristic of patients with COVID-19 stratified by disease severity.

Variables	Total (n = 115)	Disease severity		P-value
		Non–severe (n = 93)	Severe (n = 22)
Age, years	48.2 ± 17.4	47.0 ± 17.8	53.1 ± 15.5	0.145
Age, n (%)
<60 years old	85 (73.9)	69 (74.2)	16 (72.7)	0.888
≥60 years old	30 (26.1)	24 (25.8)	6 (27.3)
Gender, n (%)				0.009
Male	60 (52.2)	43 (46.2)	17 (77.3)
Female	55 (47.8)	50 (53.8)	5 (22.7)
Wuhan-related exposure, n (%)				0.004
Yes	22 (19.1)	13 (14.0)	9 (40.9)
No	93 (80.9)	80 (86.0)	13 (59.1)
Time from onset to initial treatment, days	1.0 (0.0–4.0)	1.0 (0.0–4.0)	1.0 (0.3–3.0)	0.780
Time from onset to isolation, n (%)*
≤ 0 days	33 (29.2)	27 (29.4)	6 (28.6)	0.943
≤ 5 days	51 (45.1)	42 (45.6)	9 (42.8)
>5 days	29 (25.7)	23 (25.0)	6 (28.6)
Time from onset to diagnosis, days	5.0 (2.0–8.5)	5.0 (2.3–8.0)	4.0 (1.5–9.5)	0.730
Time from onset to diagnosis, n (%)*
≤ 5 days	65 (57.5)	54 (58.7)	11 (52.4)	0.579
>5 days	48 (42.5)	38 (41.3)	10 (47.6)
Source of transmission, n (%)				0.080
Family or relatives	45 (39.1)	40 (43.0)	5 (22.7)
Others	70 (60.9)	53 (57.0)	17 (77.3)
Fever, n (%)				0.284
Yes	95 (82.6)	78 (83.9)	19 (86.4)
No	16 (13.9)	12 (12.9)	1 (4.5)
Unclear	4 (3.5)	3 (3.2)	2 (9.1)
Cough, n (%)				0.447
Yes	24 (20.9)	19 (20.4)	5 (22.7)
No	86 (74.8)	71 (76.4)	15 (68.2)
Unclear	5 (4.3)	3 (3.2)	2 (9.1)
Fatigue, n (%)				0.346
Yes	11 (9.5)	8 (8.6)	3 (13.6)
No	99 (86.1)	82 (88.2)	17 (77.3)
Unclear	5 (4.4)	3 (3.2)	2 (9.1)
Headache, n (%)				0.378
Yes	10 (8.7)	9 (9.7)	1 (4.5)
No	100 (87.0)	81 (87.1)	19 (86.4)
Unclear	5 (4.3)	3 (3.2)	2 (9.1)

^*n = 2 missing data.