Table 1. Summary of risk factors and characteristics for the RRAT scoring.
BMI: body mass index, CAD: coronary artery disease, CVA: cerebrovascular accident, PVD: peripheral vascular disease, VTED: venous thromboembolic disease, COPD: chronic obstructive pulmonary disease, DVT: deep vein thrombosis, RRAT: readmission risk assessment tool
| Risk factors | Characteristics | Score |
| Staphylococcus aureus status | Positive Staphylococcus aureus test | 3 |
| Smoking status | Current tobacco user | 1 |
| BMI (kg/m2) | 30.0-34.9 | 1 |
| 35.0-39.9 | 2 | |
| >40.0 | 3 | |
| Cardiovascular disease | Patient >60 years old with a history of CAD, CVA, PVD, or VTED and two other risk factors: COPD, renal disease, diabetes, heart failure, hypertension, current smoker, and cancer | 1 |
| Venous thromboembolic disease | Pulmonary embolism or DVT | 2 |
| Risk factors: CVA, COPD, BMI >40 kg/m2, CAD, PVD, activated protein C disease | 1 | |
| Neurocognitive, psychological, or behavioral issues | Alcohol and/or narcotic abuse | 2 |
| Neurocognitive deficiency | 1 | |
| History of depression | 1 | |
| Physical condition | Non-ambulatory, i.e., wheelchair | 2 |
| Comorbidities affecting ambulation | 1 | |
| Diabetes | Preoperative glucose >180 mg/dl | 3 |
| Hemoglobin A1C >8% | 2 | |
| Well-controlled diabetes | 1 |