| NMPE | Non-malignant pleural effusion |
| CT | Computed tomography |
| LR | Likelihood ratio |
| NT-proBNP | N-terminal pro-brain natriuretic peptide |
| PF | Pleural fluid |
| S | Serum |
| LDH | Lactate dehydrogenase |
| HR | Hazard ratio |
| CI | Confidence interval |
| E/A ratio | Early-to-late ventricular filling ratio |
| TIPC | Tunneled indwelling pleural catheter |
| TIPS | Transjugular intrahepatic portosystemic shunt |
| ESRD | End-stage renal disease |
| PD | Peritoneal dialysis |
| ADA | Adenosine deaminase |
| MRCP | Magnetic resonance cholangiopancreatography |
| OHSS | Ovarian hyperstimulation syndrome |
| VEGF | Vascular endothelial growth factor |