Table II.
Reasons for 30-day Readmission*
| Complications | Cases (No.) | Percentage (%) |
|---|---|---|
| Surgical | ||
| Wound | ||
| Superficial SSI | 23 | 2.9 |
| Deep SSI | 67 | 8.6 |
| Wound Dehiscence | 8 | 1.0 |
| Hematoma/Seroma | 26 | 3.3 |
| Any Wound | 124 | 16 |
| Procedural Related | ||
| Malunion | 4 | 0.5 |
| Periprosthetic Fracture | 35 | 4.5 |
| Prosthesis Dislocation | 47 | 6.0 |
| Other Hardware Complication | 4 | 0.5 |
| Any Surgical Related Reason | 214 | 27.4 |
| Medical | ||
| Pain | ||
| Procedural Related Pain | 17 | 2.2 |
| Hematologic | ||
| Deep Vein Thrombosis | 25 | 3.2 |
| Pulmonary Embolism | 21 | 2.7 |
| Post-Operative Anemia | 27 | 3.5 |
| Arterial Thrombosis | 2 | 0.3 |
| Systemic Infection | ||
| Sepsis | 55 | 7.0 |
| Septic Shock | 23 | 2.9 |
| UTI | 49 | 6.3 |
| Respiratory Infection | 109 | 13.9 |
| Distant Cellulitis | 4 | 0.5 |
| Non-specific illness | 10 | 1.3 |
| Neurologic | ||
| Stroke | 18 | 2.3 |
| Syncope | 3 | 0.4 |
| Seizure | 1 | 0.1 |
| Delirium | 14 | 1.8 |
| Dementia | 1 | 0.1 |
| Depression | 1 | 0.1 |
| Intra-Cranial Hemorrhage | 1 | 0.1 |
| Systemic Disturbance | ||
| Electrolyte imbalance | 7 | 0.9 |
| Oncology Related | 1 | 0.1 |
| Lymphedema | 2 | 0.3 |
| Hypoglycemia | 4 | 0.5 |
| Alcohol Withdrawal | 1 | 0.1 |
| Encephalopathy | 7 | 0.9 |
| Gastrointestinal | ||
| Ileus/Bowel Obstruction | 24 | 3.1 |
| GI Bleed | 21 | 2.7 |
| Abdominal Pain | 1 | 0.1 |
| C. Diff Infection | 9 | 1.2 |
| Esophagitis | 4 | 0.5 |
| Diverticulitis | 3 | 0.4 |
| Cardiac | ||
| Cardiac arrest | 4 | 0.5 |
| Myocardial infarction | 21 | 2.7 |
| Cardiac arrhythmia | 10 | 1.3 |
| Heart failure | 15 | 1.9 |
| Chest pain | 4 | 0.5 |
| Peripheral Vascular Disease | 1 | 0.1 |
| Hypotension | 1 | 0.1 |
| Tachycardia | 1 | 0.1 |
| Respiratory | ||
| Pneumonitis | 2 | 0.3 |
| Pleural Effusion | 1 | 0.1 |
| Pulmonary Hypostasis | 1 | 0.1 |
| Acute Respiratory Failure | 11 | 1.4 |
| Dyspnea | 1 | 0.1 |
| Renal | ||
| Acute Renal Failure | 21 | 2.7 |
| Hematuria | 1 | 0.1 |
| Urinary Retention | 2 | 0.3 |
| Trauma | ||
| Accidental Fall | 3 | 0.4 |
| Pressure Ulcer | 3 | 0.4 |
| Any Medical Reason | 568 | 72.6 |
*
Overall percentage contribution excludes patients admitted for unknown reasons (n = 721). SSI = Surgical Site Infection, UTI = Urinary Tract Infection, NOS = Not Otherwise Specified, CPRS = Complex Regional Pain Syndrome, COPD = Chronic Obstructive Pulmonary Disorder, GI = Gastrointestinal