Table 1.

Description of the baseline sample eligible for inclusion (total sample) and the subsample who participated in all three surveys (May, June and Nov–Dec 2020)

	Total sample N = 2665		Subsample N = 871
	%	n	%	n
Gender
Female	76	2032	78	675
Male	24	633	23	196
Age
< 40 years	20	522	14	121
40–49 years	33	875	33	289
50–59 years	33	875	38	333
60 years or older	15	393	15	128
Region
Capital	26	701	24	211
Zealand	15	402	16	141
Southern Denmark	11	281	10	84
Mid Jutland	25	673	27	231
North Jutland	23	608	23	204
Cohabitation
Live alone	11	300	11	100
Live solely with children	10	258	7	64
Live solely with other adults	37	983	38	335
Live with children and adults	42	1124	43	372
Gradesa
0.–3. grade	39	1035	40	346
4.–6. grade	44	1174	45	388
7.–10. grade	39	1034	38	334
Type of teaching
At the school	50	1337	51	445
Remote teaching from home	33	880	30	265
Both	17	448	19	161
Belongs to a risk group in relation to COVID-19b
No	83	1025	83	726
Yes	14	171	13	114
Do not know/do not wish to report	4	43	4	31
Missing data	–	1434	–	0

^aParticipants could teach more than one grade. ^bData extracted from June survey. Participants who reported “Do not know/do not wish to report” were excluded from the analyses of this variable