Table 1.
Patient Demographics for Open Versus Arthroscopic Knee Septic Arthritis
| Open (n = 492) | Arthroscopic (n = 1,501) | P Value | |
|---|---|---|---|
| Age ± SD | 52 ± 21.3 | 58 ± 18.7 | .01 |
| Female | 169 (34.3%) | 614 (40.9%) | .01 |
| CCI ± SD | 3.51 ± 4.05 | 3.89 ± 3.91 | .09 |
| Obesity | 220 (44.7%) | 696 (46.4%) | .56 |
| Diabetes | 244 (49.6%) | 792 (52.8%) | .24 |
| Hypertension | 368 (74.8%) | 1202 (80.0%) | .02 |
| Tobacco usage | 182 (37.0%) | 544 (36.2%) | .81 |
| Alcohol usage | 100 (20%) | 273 (18.2%) | .32 |
| Congestive heart disease | 87 (17.7%) | 302 (20.1%) | .26 |
| Ischemic heart disease | 135 (27.4%) | 473 (31.5%) | .10 |
| Pulmonary heart disease | 117 (23.8%) | 369 (24.6%) | .76 |
| Coronary artery disease | 171 (34.8%) | 601 (40.0%) | .04 |
CCI, Charlson Comorbidity Index; SD, standard deviation.