COVID-19 cases, hospitalizations and deaths in Belgian nursing homes: results of a surveillance conducted between April and December 2020

Table 3 Number of nursing homes reporting at least 1/2/10 COVID-19 cases among residents and at least 10/20/50% of staff absent due to COVID-19 at one point in time

Nursing homes (n = 1542)	Wave 1		Interwave period		Wave 2		All periods		Wave 1 and 2^a
Nursing homes (n = 1542)	N	%	n	%	N	%	n	%	n	%
Residents
≥ 1 possible or confirmed case	1355	87.9	699	45.3	1407	91.2	1495	97.0	1269	82.3
≥ 2 possible or confirmed cases	1147	74.4	376	24.4	1277	82.8	1447	93.8	982	63.7
≥ 10 possible or confirmed cases	603	39.1	35	2.3	784	50.8	1140	73.9	250	16.2
≥ 1 confirmed case			298	19.3	1233	80.0
≥ 2 confirmed cases			134	8.7	1065	68.5
≥ 10 confirmed cases			19	1.2	681	44.2
Staff absent from work^b
≥ 10% (possible or confirmed cases)	110	7.1	45	2.9	703	45.6	784	50.8	41	2.7
≥ 20% (possible or confirmed cases)	28	1.8	9	0.6	290	18.8	314	20.4	8	0.5
≥ 50% (possible or confirmed cases)	4	0.3	1	0.1	35	2.3	38	2.5	1	0.1
≥ 10% (confirmed cases)			19	1.2	570	37.0
≥ 20% (confirmed cases)			4	0.3	212	13.7
≥ 50% (confirmed cases)			0	0	15	1.0

^aDuring wave 1 as well as wave 2, not cumulative
^bData only available since 12 May 2020 (week 20) for the whole country
Results based on prevalence.
Wave 1: week 14 (30 March 2020) - week 25 (21 June 2020); interwave period: week 26 (22 June 2020) - week 35 (30 August 2020), Wave 2: week 36 (31 August 2020) - week 53 (3 January 2021).

ISSN: 2049-3258