Prone position reduces the risk of patients with mild or moderate COVID-19 progressing to severe or even critical cases: a retrospective study

Table 3 Effect of prone position on mortality between prone position group and control group

	Control group	Prone position group	χ² value	P value
Cases	4085	34	1.154	0.283
Deaths	69	0
Mortality	1.7%	0%

ISSN: 2047-783X