Supplemental Table 1.
Additional patient characteristics.
| Characteristic | Within 2° of constitutional (n = 98) | >2° from constitutional (n = 90) | Total (N = 188) | P value |
|---|---|---|---|---|
| Laterality | .19 | |||
| Left | 57 (58.2%) | 43 (47.8%) | 100 (53.2%) | |
| Right | 41 (41.8%) | 47 (52.2%) | 88 (46.8%) | |
| ASA class | .51 | |||
| 1 | 0 (0.0%) | 1 (1.1%) | 1 (0.5%) | |
| 2 | 46 (46.9%) | 46 (51.1%) | 92 (48.9%) | |
| 3 | 52 (53.1%) | 43 (47.8%) | 95 (50.5%) | |
| Fixation | <.05 | |||
| Cemented | 27 (27.6%) | 40 (44.4%) | 67 (35.6%) | |
| Hybrid | 10 (10.2%) | 5 (5.6%) | 15 (8.0%) | |
| Press fit | 61 (62.2%) | 45 (50.0%) | 106 (56.4%) | |
| Patella resurfaced | .88 | |||
| No | 64 (65.3%) | 57 (63.3%) | 121 (64.4%) | |
| Yes | 34 (34.7%) | 33 (36.7%) | 67 (35.6%) | |
| Secondary diagnoses | .87 | |||
| Inflammatory arthritis | 1 (1.0%) | 1 (1.1%) | 2 (1.1%) | |
| Posttraumatic arthritis | 6 (6.1%) | 4 (4.4%) | 10 (5.3%) |
Values presented as n (%).
ASA, American Society of Anesthesiologists.