Table 1.

Characteristics of the study respondents in the United Kingdom and Hong Kong (all P values <.001 as determined by chi-square goodness-of-fit test).

Characteristics		United Kingdom (n=1768)			Hong Kong (n=1663)
		n	% (unweighted)	% (weighted)		n	% (unweighted)	% (weighted)
Age (years)
	18-24	166	9.4	9.9		433	26.0	17.0
	25-34	243	13.7	14.3		535	32.2	23.5
	35-44	335	18.9	19.5		370	22.2	23.9
	45-54	300	17.0	17.7		193	11.6	22.2
	≥55	724	41.0	38.6		132	7.9	13.4
Sex
	Female	936	52.9	51.8		1141	68.6	57.1
	Male	832	47.1	48.2		522	31.4	42.9
Education attainment
	No formal qualification/lower secondary or below	100	5.7	5.5		53	3.2	9.9
	Secondary level qualification/higher secondary	738	41.7	43.2		292	17.6	32.5
	Postsecondary but below degree	334	18.9	18.3		267	16.1	16.2
	Degree or above	596	33.7	32.9		1051	63.2	41.5
Employment status
	Employer/employee	1025	58.0	59.6		1135	68.3	66.0
	Full-time student	90	5.1	5.3		278	16.7	12.5
	Unemployed/not working	172	9.7	10.4		206	12.4	17.2
	Retired	481	27.2	24.7		44	2.6	4.3
Perceived severitya
	Level 1	96	5.4	5.2		1071	64.4	65.0
	Level 2	270	15.3	14.7		550	33.1	31.8
	Level 3	1058	59.8	60.2		32	1.9	2.2
	Level 4	320	18.1	18.5		7	0.4	0.7
	Level 5	24	1.4	1.4		3	0.2	0.3
Worry about COVID-19
	Very worried	536	30.3	30.1		852	51.2	49.4
	Fairly worried	858	48.5	48.4		723	43.5	43.2
	Neutral/don’t know	5	0.3	0.3		40	2.4	3.2
	Not very worried	295	16.7	16.9		1	0.1	0.1
	Not at all worried	74	4.2	4.3		47	2.8	4.1
Anxiety level
	Normal	956	54.1	53.5		586	35.2	40.0
	Borderline abnormal	336	19.0	19.4		512	30.8	27.3
	Abnormal	476	26.9	27.1		565	34.0	32.7

^aLevel 1=very serious (Hong Kong)/life-threatening (United Kingdom); Level 2=serious (Hong Kong)/severe (eg, may need care and treatment in hospital) (United Kingdom); Level 3=neutral (Hong Kong)/moderate (eg, may need self-care and rest in bed) (United Kingdom); Level 4=not serious (Hong Kong)/mild (eg, can go about daily tasks normally) (United Kingdom); Level 5=not serious at all (Hong Kong)/no symptoms (United Kingdom).