Table 1.

Socioeconomic characteristics and residual symptoms

Variable	Results (%)		Residual symptoms	N	%
Age	M=51 years (SD=14.6, minimum=18, maximum=78)		Dyspnoea on exertion	11	20.4
Gender	Male	58	Fatigue	6	12.2
	Female	42	Paraesthesia	5	10.2
Education	No formal education	0	Cough	4	8.2
	Lower secondary education, no graduation	11.5	Sore throat	4	8.2
	Lower secondary education, graduation	9.8	Cephalgia	4	8.2
	Intermediate secondary education	26.2	Palpitations	4	8.2
	Upper secondary education	18.8	Rhinorrhoea	3	6.1
	High school graduation	34.4	Loss of smell and taste	3	6.1
Occupation	Regularly employed	70.3	Diarrhoea	2	4.1
	Unemployed/receiving pension	15.6	Myalgia	2	4.1
	Student/trainee	6.3	Xerophthalmia	2	4.1
People informed about infection	Close family members	98.4	Sleeping disorder	2	4.1
	Friends	95.3	Loss of hair	2	4.1
	Acquaintances	81.3	Lack of attention	2	4.1
	Distant relatives	78.1	Mucus	1	2.0
	Close coworkers	76.6	Dyspnoea without exertion	0	0
	Neighbours	73.4	Fever	0	0
	Superiors	71.9	Hearing loss	0	0
	Distant coworkers	50.0	Loss of vision	0	0