Table 4.

Variables related to severity of illness in hospitalized patients due to an acute respiratory infection

Variables	DS cohort(n=56)	Non‐DS cohort(n=5)	P value
Length of hospital stay, days, mean (SD)	7.3 (9.1)	3.0 (2.1)	0.295
Paediatric ICU admission, no. (%)	8 (14.3)	0	1.000
Length of ICU stay, days, mean (SD)	7 (4.2)	0
Assisted ventilation, no. (%)	2 (3.6)	0	1.000
Supplemental oxygen therapy, no. (%)	30 (53.6)	1 (20.0)	0.195
Pulmonary hypertension, no. (%)	1 (1.8)	0	1.000
Duration of pulmonary hypertension, days, median	51.0	0