Demographic feature | Control | TCP |
---|---|---|
Gender, no. (and %) | ||
Male, n = 41 | 23 (56) | 18 (44) |
Female, n = 51 | 23 (45) | 28 (55) |
Age, yr | ||
Mean (and SD) | 59.1 (9.7) | 60.5 (8.5) |
Range | 37–74 | 36–73 |
Weight, kg | ||
Mean (and SD) | 84.1 (19.8) | 81.5 (14.2) |
Range | 40–138 | 53–104 |
Body mass index | ||
Mean (and SD) | 29.7 (6.2) | 28.3 (4.6) |
Range | 15.6–41.6 | 21.8–38.4 |
Diagnosis | ||
Osteoarthritis | 35 | 36 |
Post-traumatic arthritis | 3 | 0 |
Rheumatoid arthritis | 4 | 4 |
Psoriatic arthritis | 1 | 0 |
Avascular necrosis | 2 | 3 |
Epiphyseal defect | 1 | 1 |
Diastrophic variant | 0 | 1 |
Ankylosing spondylitis | 0 | 1 |
↵* Control = patients receiving a non-coated femoral implant, treatment = patients receiving a tricalcium phosphate (TCP) femoral implant.