| ACE2 | angiotensin converting enzyme 2 |
| ARDS | Acute distress respiratory syndrome |
| aPTT | activated partial thromboplastin time |
| ARDS | acute respiratory distress syndrome |
| AST | aspartate transaminase |
| AT | antithrombin |
| CD | cluster differentiation |
| CI | confidence interval |
| CMV | cytomegalovirus |
| COVID-19 | coronavirus disease 2019 |
| CRP | C-reactive protein |
| CT | computed tomography |
| CVT | deep venous thrombosis |
| DIC | disseminated intravascular coagulation |
| FDPs | fibrin degradation products |
| HIV | human immunodeficiency virus |
| HR | hazard ratio |
| ICU | intensive care unit |
| IL | interleukin |
| INR | international normalized ratio |
| IVIG | intravenous immunoglobulin |
| LMWH | low molecular weight heparin |
| MOF | multiorgan failure |
| OR | odds ratio |
| PEEP | positive end-expiratory pressure |
| PT | prothrombin time |
| R | reaction time |
| ROS | reactive oxygen species |
| ROTEM | rotational thromboelastometry |
| rPA | tissue plasminogen activator |
| SARS-CoV-2 | severe coronavirus disease-2 |
| TEG | thromboelastography |
| TF | tissue factor |
| TFPI | tissue factor pathway inhibitor |
| TNF-α | tumor necrosis factor-α |
| UFH | unfractionated heparin |
| VTE | venous thromboembolism |
| vWF | von Willebrand factor |