| ABGs | Arterial Blood Gases |
| aPTT | activated Partial Thromboplastin Time |
| COVID-19 | CoronaVirus 2019 Disease |
| ECMO | Extra-Corporeal Membrane Oxygenation |
| FiO2 | inspired oxygen fraction |
| GFR | Glomerular Filtrate Rate |
| HIT | heparin-induced thrombocytopenia |
| ICU | Intensive Care Unit |
| PaCO2 | arterial partial pressure of carbon dioxide |
| PaO2 | arterial partial pressure of oxygen |
| PaO2/FiO2 | arterial partial pressure to inspired oxygen fraction ratio |
| PT-INR | Pro-Thrombin International Normalized Ratio |
| SAPS-II | Simplified Acute Physiology Score II |
| SARS-CoV-2 | Severe Acute Respiratory Syndrome Coronavirus 2 |
| SOFA | Sequential Organ Failure Assessment |
| SpO2 | peripheral oxygen saturation |