N (%) | |
---|---|
Male | 9127 (46.4) |
Age (y)a | 49.0 (45.0–52.0) |
ASA-classification | |
ASA I | 9323 (47.4) |
ASA II | 8371 (42.5) |
ASA III-IV | 1368 (7.0) |
Diagnosis | |
Primary osteoarthritis | 13,035 (66.2) |
Secondary osteoarthritis | 6453 (32.8) |
Fixation | |
Cemented | 1924 (9.8) |
Uncemented | 15,701 (79.8) |
Hybrid | 312 (1.6) |
Reversed hybrid | 1614 (8.2) |
Head Diameter | |
22–26 mm | 163 (0.8) |
28 mm | 5600 (28.5) |
32 mm | 8165 (41.5) |
36 mm | 4212 (21.4) |
≥ 38 mm | 750 (3.8) |
Bearing type | |
C-PE | 9493 (48.2) |
MoM | 899 (4.6) |
M-PE | 3825 (19.4) |
CoC | 2701 (13.7) |
Zr-PE | 1132 (5.8) |
Surgical approach | |
Posterolateral | 12,367 (62.8) |
Anterior | 2053 (10.4) |
Direct lateral | 4014 (20.4) |
Anterolateral | 1248 (6.3) |