Table 1.
Demographic and operative characteristics.
| Variable | Direct anterior approach (N = 20) | Anterolateral or posterior approach (N = 32) | P value |
|---|---|---|---|
| Age at surgery (y) | 75.2 (58.1, 92.9) | 76.7 (58.2, 91.9) | .93 |
| Sex (male) | 7 (35.0%) | 9 (28.1%) | .76 |
| Laterality (right) | 13 (65.0%) | 12 (37.5%) | .087 |
| Fracture type | 1.00 | ||
| Basicervical | 2 (10.0%) | 3 (9.4%) | |
| Subcapital | 8 (40.0%) | 14 (43.8%) | |
| Transcervical | 10 (50.0%) | 15 (46.9%) | |
| BMI | 25.9 (16.2, 35.5) | 25.6 (18.1, 37.1) | .72 |
| Preoperative ambulation status | 1.00 | ||
| Community ambulator | 20 (100.0%) | 31 (96.9%) | |
| Household ambulator | 0 (0.0%) | 1 (3.1%) | |
| ASA classification | .25 | ||
| 2 | 7 (35.0%) | 7 (21.9%) | |
| 3 | 13 (65.0%) | 24 (75.0%) | |
| 4 | 0 (0.0%) | 1 (3.1%) | |
| Cement or pressfit | .28 | ||
| Cement | 0 (0.0%) | 3 (9.4%) | |
| Pressfit | 20 (100.0%) | 29 (90.6%) | |
| Arthroplasty specialist | .21 | ||
| Staff surgeon | 13 (65.0%) | 26 (81.3%) | |
| Fellow | 7 (35.0%) | 6 (18.8%) | |
| Length of follow-up (y) | 2.4 (1.1, 4.5) | 3.0 (1.0, 7.9) | .047 |
The sample median (minimum, maximum) is given for continuous variables. P values result from a Wilcoxon rank sum test (continuous and ordinal variables) or Fisher’s exact test (categorical variables).
ASA, American Society of Anesthesiologists; BMI, body mass index.
Bold indicates a statistical significance (P < .05).