Table 3.
In-hospital outcomes collected from the NIS database of patients undergoing TKA and rTKA from 2006 to the third quarter of 2015
| TKA | rTKA | |
|---|---|---|
| Discharges (n = 5,901,057) | Discharges (n = 465,968) | |
| Any Complication | 1,310,652 (22.21%) | 134,100 (28.78%) |
| Surgical Complications | ||
| Postoperative Anemia | 1,200,026 (20.34%) | 116,702 (25.05%) |
| Hematoma/Seroma | 33,447 (0.57%) | 7,772 (1.67%) |
| Postoperative Infection | 8,401 (0.14%) | 3,672 (0.79%) |
| Peripheral Vascular Disease (PVD) Complication | 8,045 (0.14%) | 688 (0.15%) |
| Wound Dehiscence | 5,777 (0.10%) | 6,618 (1.42%) |
| Medical Complications | ||
| Cardiac Complication | 36,702 (0.62%) | 2,786 (0.60%) |
| Genitourinary (GU) Complication | 29,033 (0.49%) | 1,890 (0.41%) |
| Pulmonary Embolism (PE) | 24,466 (0.41%) | 1,654 (0.36%) |
| Deep Vein Thrombosis (DVT) | 22,677 (0.38%) | 2,869 (0.62%) |
| Respiratory Complication | 10,39 (0.18%) | 1,606 (0.34%) |
| Died During Hospitalization | 3,978 (0.07%) | 1,305 (0.28%) |
| Length of Stay (LOS, Standard error) | 3.22 (0.01) | 4.44 (0.03) |
| Total Charges ($, Standard error) | $49,789 ($418) | $71,872 ($832) |