| Abbreviation | Full Form |
| ABSSSIs | Acute Bacterial Skin and Skin Structure Infections |
| ACR | American College of Rheumatology |
| AAOS | American Academy of Orthopaedic Surgeons |
| CDI | Clostridioides difficile Infection |
| CCI | Charlson Comorbidity Index |
| CDC | Centers for Disease Control and Prevention |
| COPD | Chronic Obstructive Pulmonary Disease |
| CRP | C-Reactive Protein |
| ECDC | European Centre for Disease Prevention and Control |
| ESR | Erythrocyte Sedimentation Rate |
| EUCAST | European Committee on Antimicrobial Susceptibility Testing |
| GDPR | General Data Protection Regulation |
| GFR | Glomerular Filtration Rate |
| HIV | Human Immunodeficiency Virus |
| IDSA | Infectious Diseases Society of America |
| IV | Intravenous |
| MRSA | Methicillin-Resistant Staphylococcus aureus |
| MRCNS | Methicillin-Resistant Coagulase-Negative Staphylococci |
| MSCNS | Methicillin-Susceptible Coagulase-Negative Staphylococci |
| MSSA | Methicillin-Susceptible Staphylococcus aureus |
| OPAT | Outpatient Parenteral Antimicrobial Therapy |
| SD | Standard Deviation |
| SNMMI | Society of Nuclear Medicine and Molecular Imaging |
| TMP/SMX | Trimethoprim/Sulfamethoxazole |
| VRE | Vancomycin-Resistant Enterococci |
| WBC | White Blood Cell count |