Table 2.

Comparison of PaO2/FiO2 and SpO2/FiO2 ratios between hypocalcemic and normocalcemic patients in COVID and non-COVID groups

Panel a	Hypocalcemic (AC)	Normocalcemic (AC)	p value
PaO2/FiO2 ratio
COVID	266 [214–303]	304 [282–366]	0.14
Non-COVID	354 [246–398]	309 [276–410]	0.63
SpO2/FiO2 ratio
COVID	419 [348–442]	442 [442–453]	0.08
Non-COVID	450 [417–457]	450 [439–461]	0.51

Panel b	Hypocalcemic (SC)	Normocalcemic (SC)	p value
PaO2/FiO2 ratio
COVID	257 [208–304]	300 [285–347]	0.13
Non-COVID	328 [238–404]	318 [278–404]	0.54
SpO2/FiO2 ratio
COVID	419 [346–442]	442 [442–452]	0.06
Non-COVID	447 [414–457]	452 [442–462]	0.33