From: Digital analysis of external fixation area of proximal humerus fractures in elderly patients
Specimen number | Distance from the inferior border of the acromion to the superior border of the anterior rotator humeral artery (cm) | Distance from the apex of the humeral head to the superior border of the anterior rotator humeral artery (cm) | Distance from the inferior border of the acromion to the superior border of the axillary nerve (cm) | Distance from the apex of the humeral head to the superior border of the axillary nerve (cm) | ||||
---|---|---|---|---|---|---|---|---|
left | right | left | right | left | right | left | right | |
1 | 5.7 | 6.2 | 3.9 | 4.4 | 5.2 | 5.7 | 3.4 | 3.9 |
2 | 6.3 | 5.8 | 4.4 | 3.9 | 5.5 | 6.1 | 3.6 | 4.2 |
3 | 5.7 | 5.2 | 3.6 | 3.1 | 5.7 | 5.9 | 3.6 | 3.8 |
4 | 5.3 | 5.1 | 3.0 | 2.8 | 6.3 | 5.7 | 4.0 | 3.4 |
Mean | 5.82 | 5.63 | 3.73 | 3.55 | 5.73 | 5.91 | 3.65 | 3.83 |
Standard deviation | 0.41 | 0.56 | 0.59 | 0.73 | 0.54 | 0.23 | 0.25 | 0.33 |
t | 0.528 | 0.373 | 0.697 | 0.843 | ||||
p | 0.616 | 0.722 | 0.512 | 0.432 |