| AHA | American Heart Association |
| NYHA | New York Heart Association |
| ACC | American College of Cardiology |
| GLIM | Global Leadership Initiative on Malnutrition |
| ESPEN | The European Society for Clinical Nutrition and Metabolism |
| SGA | Subjective Global Assessment |
| NT-proBNP | N-terminal pro-B-type Natriuretic Peptide |
| HF | Heart Failure |
| EWGSOP | European Working Group on Sarcopenia in Older People |
| BIVA | Biolectrical Impedance Vector Analysis |
| Rz | Resistance normalised by height |
| Xc | Reactance normalised by height |
| PA | Phase Angle |
| SPA | Standardised Phase Angle |
| BIA | Bioelectrical Impedance Analysis |
| TBW | Total Body Water |
| ECW | Extracellular Water |
| BCM | Body Cell Mass |
| FFM | Fat-Free Mass |
| FFMI | Fat-Free Mass Index |
| FM | Fat Mass |
| SMM | Skeletal Muscle Mass |
| ASMM | Appendicular Skeletal Muscle Mass |
| BMI | Body Mass Index |
| MUAC | Mid Upper Arm Circumference |
| CC | Calf Circumference |
| SD | Standard Deviation |
| VIF | Variance Inflation Factor |
| DXA | Dual-energy X-ray Absorptiometry |