| SO | Sarcopenic Obesity |
| IRCCS | Istituto di Ricovero e Cura a Carattere Scientifico |
| ESPEN | European Society for Clinical Nutrition and Metabolism |
| EASO | European Association for the Study of Obesity |
| 5-SST | Five-Repetition Sit-To-Stand Test |
| HGS | Handgrip Strength |
| ALM | Appendicular Lean Mass |
| 6m-WT | 6-Minute Walking Test |
| 30s-SST | 30-Second Chair Stand Test |
| WC | Waist Circumference |
| BMI | Body Mass Index |
| FM | Fat Mass |
| ALM/W | Appendicular Lean Mass Adjusted To Body Weight |
| DXA | Dual X-ray Absorptiometry |
| SPPB | Short Physical Performance Battery |
| VIF | Variance Inflation Factor |
| AUC-ROC | Area Under The ROC Curve |
| AUPRC | Precision-Recall Curve |
| NO | Nitric Oxide |