Table. Characteristics of confirmed COVID-19 cases, WHO European Region, as at 21 February 2020 (n = 38)^a.

Characteristics	Number of cases overall	Number of cases infected in Europe	Number of cases infected in China	p value^b
Age range in years
0–17	4	3	0	0.08
18–49	24	13	9
50–64	7	5	2
≥ 65	3	0	3
Sex
Male	25	14	8	0.6
Female	13	7	6	0.6
Hospitalised
Yes	35	21	14	ND
No	2	ND	ND
Unknown	1	ND	ND
Symptoms^c(31 cases with available information)
Asymptomatic	2	ND	ND	ND
Fever	20	ND	ND
Cough	14	ND	ND
Weakness	8	ND	ND
Headaches	6	ND	ND
Sore throat	2	ND	ND
Rhinorrhoea	2	ND	ND
Shortness of breath	2	ND	ND
Mean days from onset to hospitalisation (29 cases)	3.7	4.6	2.5	ND
Mean days from onset to first positive laboratory test (16 cases)	5.1	6.5	5.2	ND

COVID-19: coronavirus disease 2019; ND: not determined or known; WHO: World Health Organization.

^a The Table does not include nine cases reported in the United Kingdom.

^b Chi-squared test for difference in distributions between cases infected in Europe and those infected in China.

^c A single case could have more than one symptom. Only symptoms reported by two or more cases shown.

Table. Characteristics of confirmed COVID-19 cases, WHO European Region, as at 21 February 2020 (n = 38)a.