Table 1.
Comparison of preoperative demographics and postoperative surgical outcomes between sarcopenic group and non-sarco-penic group
| Variables | Sarcopenic group | Non-sarcopenic group | p |
|---|---|---|---|
| Number (n, %) | 62 (45.9) | 73 (54.1) | - |
| SMI (kg/m2) | 5.4±0.8 (3.8–6.9) | 6.8±1.3 (5.4–10.0) | <0.001 |
| Age (years) | 71.6±12.9 (25–96) | 75.8±9.3 (51–94) | 0.027 |
| Female (n, %) | 39 (62.9) | 61 (83.6) | 0.010 |
| Type of fracture (n, %) | |||
| Femoral neck | 39 (62.9) | 33 (45.2) | 0.097 |
| Intertrochanteric | 20 (32.3) | 37 (50.7) | |
| Subtrochanteric | 3 (4.8) | 3 (4.1) | |
| Type of operation (n, %) | |||
| Bipolar hemiarthroplasty | 18 (29.0) | 20 (27.4) | 0.095 |
| Total hip arthroplasty | 20 (32.3) | 13 (17.8) | |
| Intramedullary nailing | 24 (38.7) | 40 (54.8) | |
| Body mass index (kg/m2) | 21.9±3.1 (12.9–30.1) | 23.5±3.5 (17.4–34.2) | 0.005 |
| Obesity (n, %) | 13 (21.0) | 36 (49.3) | 0.001 |
| ASA class (n, %) | |||
| ASA I, II | 28 (45.2) | 26 (35.6) | 0.293 |
| ASA III, IV | 34 (54.8) | 47 (64.4) | |
| Pre-injury mobility score | 7.5±1.6 (3–9) | 7.1±1.7 (3–9) | 0.270 |
| BMD (T-score) | |||
| L-spine | −2.3±1.8 (−5.6–2.8) | −2.1±1.7 (−5.8–1.5) | 0.579 |
| Femur | −2.6±1.2 (−6.1–0.9) | −2.5±1.3 (−4.9–0.6) | 0.727 |
| Follow up period | 17.2±5.4 (12–36) | 16.3±4.8 (12–33) | 0.316 |
| Harris hip score at the last follow up | 81.7±16.5 (50–100) | 77.6±16.7 (50–100) | 0.149 |
| Parker’s mobility score at the last follow up | 6.9±2.1 (3–9) | 6.3±2.3 (3–9) | 0.122 |
| Dislocation of arthroplasty | 2 (2.7) | 3 (9.1) | 0.658 |
| Union period in osteosynthesis | |||
| (month) | 4.0±1.0 (3–12) | 4.4±1.2 (3–9) | 0.210 |
| Non-union | 0 (0) | 4 (10) | 0.288 |
SMI: skeletal muscle mass index; BMD: bone mineral density; ASA: American society of Anesthesiologists