Table 2.
Demographics and fracture distribution group
| Variable | No fracture group | Intraoperative fracture group | Postoperative fracture group | p value |
|---|---|---|---|---|
| Mean age (years) | 55 | 51 | 58 | 0.025 |
| Sex (% male) | 58 | 34 | 58 | 0.017 |
| Diagnosis (%) | < 0.001 | |||
| Osteoarthritis | 80 | 68 | 53 | |
| Traumatic arthritis | 3 | 3 | 5 | |
| Avascular necrosis | 11 | 21 | 16 | |
| Revision | 1 | 3 | 16 | |
| Rheumatoid arthritis | 1 | 0 | 10 | |
| Congenitally dysplastic hip | 1 | 5 | 0 | |
| Other* | 3 | 0 | 0 | |
| Mean BMI | 28 | 26 | 28 | 0.014 |
| Number of patients | ||||
| Omnifit® study | 235 | 18 | 9 | |
| ABC/Trident® study | 509 | 19 | 10 | |
| Trident® X3® study | 238 | 1 | 1 | |
| Total | 982 | 38 | 20 | |
* Other included 1% or less each of diastrophic variant, femoral fracture, failed fracture fixation, and slipped capital femoral epiphysis.