Table 2.
Patient characteristics | Patients N = 112 017 |
|
---|---|---|
N/mean | %/SD | |
Readmission 30 days after discharge | 6322 | 5.64 |
Readmission 10 days after discharge | 3505 | 3.13 |
Age (years), (mean, SD) | 75.48 | 5.90 |
Sex | ||
Male | 40 855 | 36.47 |
Female | 71 163 | 63.53 |
Type of procedure | ||
Total hip replacement | 33 155 | 29.60 |
Total knee replacement | 78 862 | 70.40 |
No. of procedures | ||
1 | 106 615 | 95.18 |
2 | 5402 | 4.82 |
No. of comorbidities, (mean, SD) | 1.77 | 1.28 |
Most common reasons for 30-day readmission | ||
Postoperative infection | 358 | 5.66 |
Packed cell transfusion | 347 | 5.49 |
Osteoarthritis | 256 | 4.05 |
Atrial fibrillation | 237 | 3.75 |
Venous catheterization | 198 | 3.13 |
Infection due to joint prosthesis | 191 | 3.02 |
EGD with closed biopsy | 185 | 2.93 |
Intestinal infection due to C. diff | 169 | 2.67 |
Arthrocentesis | 147 | 2.33 |
Congestive heart failure | 147 | 2.33 |
Percentages may not sum to 100% due to rounding. C. diff, Clostridium difficile; EGD, esophagogastroduodenoscopy.