Table 4 Correlation between the hip disease and radiographic results
Hip disease | IA mean (°) ± SD (range) | AA mean (°) ± SD (range) | Number (%) of hips within the Lewinnek safe zone | |
|---|---|---|---|---|
IA | AA | |||
Primary hip Osteoarthritis | 40,6 ± 5,6 (33,5 - 58,3) | 16 ± 7,9 (14,9 - 31,1) | 381 (84) | 354 (78) |
Secondary hip Osteoarthritis | 43,9 ± 6,1 (30,4 - 59,6) | 15,4 ± 4,8 (8,9 - 41,3) | 82 (82) | 76 (76) |
Femoral head avascular necrosis | 39,5 ± 3,7 (20,5 - 65,1) | 14,8 ± 2,5 (5,4 - 40,8) | 56 (80) | 54 (77) |
Developmental hip dysplasia | 38,1 ± 7,7 (18,2 - 68,8) | 13,2 ± 4,2 (9,8 - 59,3) | 23 (79) | 22 (76) |
Femoral neck fracture | 40,1 ± 8,9 (22,2 - 63,6) | 16,5 ± 7,1 (9,4 - 46,8) | 82 (80) | 76 (74) |