Table 5.

Details of clinical treatment in patients of age < 18 years

	SARS-CoV-2	Influenza A	RSV	P value
n	63	53	168	–
Length of hospital stay, days	1.7 (1.1; 2.1)	1.8 (0.9; 3.6)	3.4 (1.9; 6.1)	< 0.001
Intensive care unit
Frequency	3 (4.8%)	2 (3.8%)	10 (6.0%)	0.934
Length of stay, days	2.9 (1.0; n.d.)	13.1 (4.3; n.d.)	5.9 (3.0; 14.2)	0.237
Mechanical invasive ventilation
Frequency	0 (0.0%)	1 (1.9%)	2 (1.2%)	0.561
Duration, days	n.d	11.0 (n.d.)	4.0 (2.0; n.d.)	0.221
NIV
Frequency	1 (1.6%)	0 (0.0%)	5 (3.0%)	0.631
Duration, days	2.0	n.d	4.0 (1.5; 9.0)	0.552
Oxygen supplementation
High-flow during stay	1 (1.6%)	3 (5.7%)	40 (23.8%)	< 0.001
Low-flow during stay	3 (4.8%)	10 (18.9%)	118 (70.2%)	< 0.001
Upon admission	3 (4.8%)	5 (9.4%)	36 (21.4%)	0.002

Numbers and percentages, or median values and quartiles (in parentheses) are given

Statistical comparisons between the infection groups were performed with the exact test according to Fisher-Freeman-Halton, for the sum values (length, duration) using the Kruskal–Wallis test

n.d., not determined; NIV, non-invasive ventilation