. 2021 Aug 12;39:101070. doi: 10.1016/j.eclinm.2021.101070

Table 4.

Correlation of antiphospholipid antibodies with clinical and laboratory variables in hospitalised patients with COVID-19.

	C-reactive protein		D-dimer		FiO₂		Creatinine
	R	P	R	P	R	p	R	P
aCL IgA	0.26	0.087	0.20	0.129	−0.16	0.047	0.33	0.005
aCL IgM	0.23	0.110	0.33	0.010	−0.25	0.011	0.04	0.914
aCL IgG	0.12	0.534	0.25	0.011	−0.21	0.017	0.32	0.016
aβ₂GP1 IgA	0.07	0.136	0.03	0.647	−0.25	0.178	0.10	0.261
aβ₂GP1 IgM	0.00	0.856	0.11	0.649	−0.14	0.040	−0.02	0.685
aβ₂GP1 IgG	−0.19	0.787	−0.09	0.819	0.01	0.148	0.13	0.283
aPS/PT IgM	0.06	0.919	0.05	0.829	−0.22	0.116	−0.00	0.589
aPS/PT IgG	−0.02	0.549	0.11	0.755	−0.15	0.040	0.05	0.290
aD1β₂GPI IgG	0.11	0.909	0.12	0.091	−0.31	0.041	−0.00	0.578

aPL antiphospholipid antibodies; aCL, anticardiolipin antibodies; aB2GPI, anti–B₂ glycoprotein I antibodies; aPS/PT, anti-phosphatidylserine/prothrombin antibodies; aD1β2GPI, anti- Domain I B₂ glycoprotein I antibody. FiO₂ defines oxygen requirement. P < 0.05 is defined as significant (in bold).