| AKI-D | Acute kidney injury requiring dialysis |
| BDNF | Brain-derived neurotrophic factor |
| CI | Confidence interval |
| eGFR | Estimated glomerular filtration rate |
| ICU | Intensive care unit |
| SARS-CoV-2 | Severe acute respiratory syndrome coronavirus 2 |
| SIRS | Systemic inflammatory response syndrome |