Table 1 Frequency counts (and row percentages) for selected variables and stratified by surgical procedure.
| Â | Total Hip Replacement | Total Knee Replacement |
|---|---|---|
Age | Â | Â |
65-69 yr | 23405 (25.2) | 63363 (28.3) |
70-74 yr | 24888 (26.7) | 63608 (28.5) |
75-79 yr | 23316 (25.0) | 54578 (24.4) |
≥80 yr | 21462 (23.1) | 42051 (18.8) |
Gender | Â | Â |
Male | 34578 (37.2) | 78539 (35.1) |
Female | 58492 (62.8) | 145061 (64.9) |
Comorbid Diseases | Â | Â |
Cerebrovascular Disease (CVD) alone | 570 (0.6) | 1356 (0.6) |
Coronary Artery Disease (CAD) alone | 9132 (9.8) | 20017 (9.0) |
Congestive Heart Failure (CHF) alone | 1097 (1.2) | 2746 (1.2) |
Diabetes alone | 7782 (8.4) | 26740 (12.0) |
Chronic Obstructive Pulmonary Disease (COPD) alone | 7989 (8.6) | 16836 (7.5) |
CAD and CHF alone | 731 (0.8) | 1678 (0.8) |
CAD and COPD alone | 1731 (1.9) | 3366 (1.5) |
CAD and Diabetes alone | 2320 (2.5) | 7155 (3.2) |
COPD and Diabetes alone | 1181 (1.3) | 3688 (1.7) |
All other 2+ combinations | 2725 (2.9) | 6878 (3.1) |
None of the above comorbidities | 57813 (62.0) | 133140 (59.4) |
Median Length of Stay (days) | 4 | 3 |