| AHRQ | Agency for Healthcare Research and Quality |
| AKI | Acute Kidney Injury |
| BMI | Body Mass Index |
| CAD | Coronary Artery Disease |
| CDI | Clostridioides difficile Infection |
| CI | Confidence Interval |
| CKD | Chronic Kidney Disease |
| COPD | Chronic Obstructive Pulmonary Disease |
| DM | Diabetes Mellitus |
| DLD | Dyslipidemia |
| ESRD | End-Stage Renal Disease |
| FMT | Fecal Microbiota Transplant |
| GOLD | Global initiative for chronic Obstructive Lung Disease |
| HCUP | Healthcare Cost and Utilization Project |
| HTN | Hypertension |
| ICD-10 | International Classification of Diseases, 10th Edition |
| ICU | Intensive Care Unit |
| IRB | Institutional Review Board |
| LOS | Length Of Stay |
| NAP1 | North American pulsed-field gel electrophoresis type 1 strain |
| NIH | National Institute of Health |
| NIS | Nationwide Inpatient Sample |
| OR | Odds Ratio |
| SD | Standard Deviation |
| SPSS | Statistical Package for Social Sciences |
| TPN | Total Parenteral Nutrition |