Table 1.
Demographic data. Data are expressed as median [interquartile space] or numbers (percentage). BMI: body mass index; ASA: American Status Anaesthetist.
| Variables | Overall population (n = 309) |
|---|---|
| Age (years) | 85 [79–88] |
| Male gender (n; %) | 82 (27) |
| BMI (kg m−2) | 25 [22–27] |
| Albumin level (g l−1) | |
| <20 | 16 (5) |
| 20–30 | 126 (41) |
| >30 | 130 42) |
| missing data | 37 (12) |
| Comorbidities (n; %) | |
| Diabetes | 54 (18) |
| Hypertension | 220 (71) |
| Dyslipidaemia | 92 (30) |
| Residential status (n; %) | |
| Own home | 215 (69) |
| Nursing home | 94 (31) |
| Pre-fracture functional status (n; %) | |
| Full independence | 39 (13) |
| Partial dependence | 37 (12) |
| Total dependence | 84 (27) |
| Missing data | 149 (48) |
| ASA status (n; %) | |
| 1 | 9 (3) |
| 2 | 91 (29) |
| 3 | 192 (62) |
| 4 | 17 (6) |
| Lee score (n; %) | |
| 0 | 162 (52) |
| 1 | 90 (29) |
| 2 | 41 (13) |
| 3 | 16 (5) |