Table 1.

Tests performed and positive for PCR detection of respiratory viruses, and associated deaths during the same colder months overlapping the years 2018–2019 and 2019–2020.

Viruses	Tests		Positive patients				Deaths				Pa
	2018–2019	2019–2020	2018–2019		2019–2020		2018–2019		2019–2020
	Number	Number	Number	%	Number	%	Number	%	Number	%
Adenovirus	11,922	16,098	475	4.0	448	2.8	2	0.4	4	0.9
Coronavirus HKU1	–	10,097	–	–	253	2.5	–	–	6	2.4
Coronavirus NL63	–	10,097	–	–	173	1.7	–	–	2	1.2
Coronavirus OC43	–	10,097	–	–	120	1.2	–	–	1	0.8
Coronavirus E229	–	10,097	–	–	69	0.7	–	–	0	0.0
SARS-CoV-2	–	42,242	–	–	3,587	8.5	–	–	55	1.5
Enterovirus	11,922	16,098	343	2.9	362	2.3	1	0.3	2	0.6
Influenza A virus	11,922	16,098	2,293	19.2	1,554	9.7	40	1.7	7	0.5	<0.001
Influenza B virus	11,922	16,098	15	0.1	1,261	7.8	0	0.0	3	0.2
Metapneumovirus	11,922	16,098	346	2.9	472	2.9	0	0.0	5	1.1
Parainfluenza virus 1	–	10,097	–	–	7	0.1	–	–	0	0.0
Parainfluenza virus 2	–	10,097	–	–	12	0.1	–	–	0	0.0
Parainfluenza virus 3	–	10,097	–	–	11	0.1	–	–	0	0.0
Parainfluenza virus 4	–	10,097	–	–	30	0.3	–	–	0	0.0
Rhinovirus	11,922	16,098	1,241	10.4	1,565	9.7	19	1.5	15	1.0	0.11
Syncytial respiratory virus	11,922	16,098	1,146	9.6	1,044	6.5	13	1.1	7	0.7	0.18

^aAssessed for proportions of deaths among positive patients; Yates-corrected Chi-square test.