Table 3.
Time trends in medical comorbidity from 1993 to 2005 in patients undergoing primary TKA
| 1993–1995 | 1996–1998 | 1999–2001 | 2002–2005 | P-value | |
|---|---|---|---|---|---|
| Deyo-Charlson comorbidities (in %) | |||||
| Myocardial Infarction | 4.2 | 4.6 | 4.9 | 5.8 | 0.10 |
| Congestive Heart Failure | 2.7 | 2.9 | 5.5 | 4.8 | <0.001 |
| Peripheral Vascular Disease | 3.9 | 3.5 | 5.5 | 7.7 | <0.001 |
| Cerebrovascular disease | 6.1 | 6.2 | 8.0 | 9.5 | <0.001 |
| Dementia | 0.1 | 0.2 | 0.3 | 0.2 | 0.65 |
| COPD | 8.5 | 8.1 | 12.0 | 13.3 | <0.001 |
| Peptic ulcer disease | 7.2 | 7.1 | 8.9 | 10.3 | <0.001 |
| Mild liver disease | 1.3 | 1.6 | 2.3 | 3.0 | 0.001 |
| Diabetes | 6.8 | 9.8 | 10.4 | 12.2 | <0.001 |
| Diabetes with end organ damage | 1.1 | 2.4 | 2.8 | 3.9 | <0.001 |
| Hemiplegia | 0 | 0.2 | 0.4 | 0.4 | 0.04 |
| Moderate/severe renal disease | 3.8 | 4.3 | 5.3 | 7.9 | <0.001 |
| Moderate/severe liver disease | 0.1 | 0.4 | 0.5 | 0.8 | 0.02 |
| Metastatic solid tumor | 4.0 | 2.8 | 2.6 | 3.1 | 0.09 |
| AIDS | 0.1 | 0 | 0 | 0 | 0.29 |
| Rheumatologic disease | 9.8 | 7.0 | 8.5 | 6.2 | <0.001 |
| Other cancer | 12.8 | 12.3 | 14.1 | 17.6 | <0.001 |
| Mean Deyo-Charlson Score (SD) | 1.1 (1.9) | 1.1 (1.9) | 1.3 (2.0) | 1.5 (2.2) | <0.001 |
COPD, Chronic Obstructive Pulmonary Disease; AIDS, Acquired Immune Deficiency Disease; SD, standard deviation