Parameter | Value |
---|---|
Age (years) (mean, min–max) | 72.3 (35–94) |
< 65 (n, %) | 16 (22.9%) |
≥ 65 (n, %) | 54 (77.1%) |
Sex (n, %) | |
Female | 36 (51.4%) |
Male | 25 (35.7%) |
Unknown | 9 (12.9%) |
Initial trauma (n, %) | |
Low energy (simple fall) | 57 (81.4%) |
High energy | 13 (18.6%) |
AO/OTA classification (n, %) | |
31 A1 | 2 (2.9%) |
31 A2 | 24 (34.3%) |
31 A3 | 44 (62.9%) |
Broken nails (n, %) | |
Short | 47 (67.1%) |
Long | 23 (32.9%) |
Time from surgery to breakage (months) (mean, min–max) | 9.4 (1–84) |
≤ 3 (n, %) | 9 (12.9%) |
3–6 (n, %) | 23 (32.9%) |
> 6 (n, %) | 38 (54.3%) |
Mechanism of nail breakage (n, %) | |
Atraumatic | 61 (87.1%) |
Traumatic | 5 (7.1%) |
Iatrogenic | 4 (5.7%) |
Site (n, %) | |
Proximal aperture | 61 (87.1%) |
Distal aperture | 7 (10.0%) |
Proximal and distal apertures | 2 (2.9%) |
Fracture healing when breakage (n, %) | |
Non-union/delayed union | 65 (92.9%) |
Infected non-union | 1 (1.4%) |
Union | 4 (5.7%) |
Self-dynamism before breakage (n, %) | |
Yes | 12 (17.1%) |
No | 58 (82.9%) |
Management (n, %) | |
Osteosynthesis revision | 46 (65.7%) |
Arthroplasty | 17 (24.3%) |
Implant removal | 4 (5.7%) |
Conservation | 3 (4.3%) |