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Retrospective Study
©The Author(s) 2017.
World J Clin Pediatr. Feb 8, 2017; 6(1): 34-39
Published online Feb 8, 2017. doi: 10.5409/wjcp.v6.i1.34
Table 4 Respiratory support required for each severity group
Respiratory supportMildModerateSeverePearson χ2
High flow nasal cannula1 (2.6)4 (3.4)1 (3.2)0.96
Noninvasive positive pressure ventilation02 (1.7)4 (12.9)0.003
Invasive mechanical ventilation001(3.2)0.078


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