Table 1.
Study population
| DAA n = 700 (63 %) |
LAT n = 404 (37 %) |
Total n = 1104 |
p | |
|---|---|---|---|---|
| Age (median, SD) | 71 (10.6) | 71 (±10.6) | 71 (±10.6) | n.s. |
| Male | 369 (53 %) | 212 (53 %) | 581 (53 %) | n.s. |
| BMI (mean, SD) | 26.6 (4.2) | 27.2 (5.2) | 26.8 (4.6) | 0.009 |
| ASA I and II | 575 (82 %) | 338 (84 %) | 913 (83 %) | n.s. |
| Primary osteoarthritis | 644 (92 %) | 375 (93 %) | 1019 (92 %) | n.s. |
| Head necrosis | 44 (6 %) | 16 (4 %) | 60 (5 %) | |
| Inflammation (RA) | 7 (1 %) | 2 (0.5 %) | 9 (0.8 %) | |
| Other indications | 5 (1 %) | 11 (3 %) | 16 (2 %) |
DAA direct anterior approach, LAT lateral approach, BMI body mass index (kg/m2), ASA American Society of Anesthesiologist, RA rheumatoid arthritis