tokens: Critically ill patients with COVID-19 had significantly higher prevalence of aCL ( IgM or IgG ) ( 28.8 % vs 7.10 % , p<0.0001 ) and anti - ß2 GPI ( IgM or IgG ) ( 12.0 % vs 5.8 % , p<0.0001 ) as compared with non - critically ill patients .