Table 1.
Demographics | Study group | Control group | p value |
---|---|---|---|
Number of patients | 74 | 74 | |
Mean age (years; range) (SD) | 51 (25–75) (12) | 52 (30–81) (12) | 0.557 |
Male:female | 50:24 | 50:24 | |
Median followup (years; range) | 8 (2–23) | 10 (2–24) | 0.162 |
Preoperative diagnosis | |||
Osteoarthritis | 60 | 60 | |
Avascular necrosis | 14 | 14 | |
Implant design (stems) | |||
Synergy | 34 | 34 | |
Echelon | 16 | 16 | |
Spectron | 4 | 4 | |
St. Michael’s | 20 | 20 | |
Implant design (cups) | |||
Reflection Cups | 47 | 50 | |
R3 | 3 | 4 | |
St. Michael’s | 20 | 20 | |
TM Cup | 4 | – | |
Implant fixation | |||
Hybrid | 4 | 4 | |
Uncemented | 70 | 70 |