Background
Methods
Surgical technique and clinical follow-up
Statistical methods and data management
Results
Patients (n = 200) | ||
---|---|---|
Women
| 121 | |
Men
| 79 | |
Age
| 29–88 (mean 67,4) | |
BMI
| 17–43 (mean 26,7) | |
Diagnoses
| Osteoarthritis | 152 (76%) |
Inflammatory arthritis | 31 (15,5%) | |
Avascular necrosis | 9 (4,5%) | |
Dysplastic osteoarthritis | 8 (4%) |
Mean | SD | |
---|---|---|
Time of surgery (min) | 114 | 28.9 |
Blood loss (ml) | 496 | 322 |
Anteversion | 18° | 7,6° |
Deviation | 46° | 8,5° |
Increasing BMI | |
---|---|
Blood loss | n.s. |
Operating time | y = 1,1179x + 85,113 R2 = 0,0317 P < 0,05 |
Anteversion | n.s. |
Deviation | y = 0,2816x + 38,473 R2 = 0,0238 P < 0,05 |
Complication (% of all) | Case no. | Treatment | Outcome |
---|---|---|---|
Periprostethic femoral fractures (1,5%) | 9 10 21 | ORIF with wiring Total revision Stem revision | All healed |
Dislocations (1%) | 34 67 | Total revision Stem revision | No further dislocation |
Deep infection (S.Aureus) (0,5%) | 193 | Irrigation and antibiotic therapy | Resolved, prosthesis retained |
Complication (% of all) | Case no | Treatment | Outcome |
---|---|---|---|
Injury to lat. fem. cut. n. (0,5%) | 20 | Observation | Resolved |
Peroneal n. palsy (0,5%) | 49 | Observation | Resolved |
Injury to femoral n. (0,5%) | 138 | Orthosis | Resolved |
Dislocation (2%) | 118; 169; 189; 192 | Closed reduction | Stable |