Table 1 Morphological parameters
From: Study on geometry and morphology of proximal humerus in Northern Chinese population based on 3-D CT
1/4 quartile 1/4 | Average | 3/4 quartile | |
|---|---|---|---|
Age | 33.75 | 48.15 ± 15.32 | 60.00 |
Position parameters of humeral head | |||
MO (mm) | 5.80 | 7.34 ± 2.47 | 9.23 |
PO (mm) | − 1.09 | 0.08 ± 1.72 | 1.39 |
Dimension parameters of humeral head | |||
AAHH in cHHP (°) | 146.84 | 151.79 ± 6.69 | 156.89 |
RCHH in cHHP(mm) | 21.66 | 23.36 ± 2.08 | 24.96 |
DHH in cHHP (mm) | 41.57 | 44.83 ± 3.92 | 48.22 |
THH in cHHP (mm) | 16.37 | 17.55 ± 1.84 | 19.04 |
AAHH in tHHP (°) | 145.8 | 152.05 ± 8.82 | 157.36 |
RCHH in tHHP (mm) | 20.02 | 21.81 ± 1.88 | 23.04 |
DHH in tHHP (mm) | 39.36 | 41.77 ± 3.44 | 44.62 |
THH in tHHP (mm) | 15.11 | 16.52 ± 1.92 | 17.92 |
Parameters of metaphysis | |||
IA (°) | 134.11 | 137.69 ± 4.92 | 141.72 |
AANS (°) | 31.2 | 34.7 ± 5.29 | 37.53 |
RCNS (mm) | 44.5 | 55.76 ± 13.43 | 63.45 |
Parameters of anatomical neck | |||
Superior CAHAN (°) | 143.62 | 150.41 ± 10.91 | 157.04 |
Inferior CAHAN (°) | 139.03 | 146.55 ± 10.12 | 151.59 |
Anterior CAHAN (°) | 142.30 | 146.43 ± 13.53 | 154.05 |
Posterior CAHAN (°) | 144.39 | 149.33 ± 14.07 | 157.34 |
Parameters of greater, less tuberosity and intertubercular groove | |||
HGT (mm) | 12.95 | 14.19 ± 1.7 | 15.48 |
HLT (mm) | 7.88 | 8.9 ± 1.54 | 9.75 |
VIG (mm3) | 0.68 | 0.92 ± 0.31 | 1.08 |
LIG (mm) | 24.33 | 31.28 ± 9.61 | 34.91 |
DIG (mm) | 4.4 | 4.98 ± 1.19 | 5.39 |
CAIG (°) | 77.07 | 89.35 ± 17.62 | 102.28 |
UAGT (°) | 157.35 | 161.04 ± 7.84 | 165.83 |
LAGT (°) | 163.89 | 165.94 ± 3.6 | 168.44 |