Table 1 Baseline characteristics of patients treated with hemiarthroplasty for displaced intracapsular fractures of the femoral neck
All patients (N = 113) | Osteoarthritis gradea 3–4 (N = 31) | Osteoarthritis gradea 0–2 (N = 82) | p-value | |
|---|---|---|---|---|
Age in years (mean ± SD) | 82 ± 7 | 83 ± 6 | 82 ± 8 | 0.709 |
Gender | ||||
female | 87 (77 %) | 20 (65 %) | 67 (82 %) | 0.078 |
male | 26 (23 %) | 11 (35 %) | 15 (18 %) | |
ASA Score (mean ± SD) | 3.0 ± 0.5 | 3.0 ± 0.5 | 2.9 ± 0.4 | 0.429 |
II | 19 (17 %) | 4 (13 %) | 15 (18 %) | |
III | 81 (72 %) | 23 (74 %) | 58 (71 %) | |
IV | 13 (12 %) | 4 (13 %) | 9 (11 %) | |
Pre fracture Barthel Index (mean ± SD) | 77 ± 28 | 73 ± 33 | 79 ± 26 | 0.312 |
MMSE on admission | 20 ± 9 | 19 ± 9 | 21 ± 9 | 0.286 |
27–30 (normal) | 35 (31 %) | 7 (23 %) | 27 (33 %) | |
20–26 (mild dementia) | 39 (35 %) | 10 (32 %) | 30 (37 %) | |
10–19 (moderate dementia) | 21 (19 %) | 9 (29 %) | 12 (15 %) | |
< 10 (severe dementia) | 18 (16 %) | 5 (16 %) | 13 (16 %) |