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BioMed Research International
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2018
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Article
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Tab 2
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Research Article
Ordinary Cannulated Compression Screws or Headless Cannulated Compression Screws? A Synthetic Bone Biomechanical Research in the Internal Fixation of Vertical Femoral Neck Fracture
Table 2
The results of maximum load to failure in two groups.
Pauwels angle
50
60
70
Maximum failure load (N)
Group A (OCCS)
Mean
691.56
437.05
312.06
Minimum
567.81
391.27
246.02
Maximum
750.39
530.00
467.81
SD
72.02
55.97
89.64
Group B (HCCS)
Mean
1001.80
660.05
468.83
Minimum
809.77
508.98
324.34
Maximum
1202.56
772.21
521.18
SD
151.88
104.16
82.02
0.022
0.026
0.018