Table 2 Comparison of penetration of pegs or screws within age group, fracture group and numbers of avascular head necrosis (AVN) grade 1 or 2
From: Pegs not superior to screws for fixation of fractures of the proximal humerus
Implant | Age group | Fracture group (B2/C2) | Penetrations (B2/C2) | Number SP/PP (B2/C2) | AVN (B2/C2) |
|---|---|---|---|---|---|
ALPS-PHP | 55–70 | 11 (6/5) | 5 (2/3) | 13 (3/10) | 4 (2/2) |
ALPS-PHP | 71–85 | 7 (5/2) | 4 (3/1) | 9 (8/1) | 2 (2/0) |
PHILOS | 65–70 | 11 (6/5) | 4 (1/3) | 6 (1/5) | 3 (1/2) |
PHILOS | 71–85 | 7 (5/2) | 3 (2/1) | 12 (11/1) | 2 (1/1) |