Table 2.
Comparison of clavicle morphometry between male and female in mm
| Measurements | Male | Female | P value | 95% CI for mean difference |
|---|---|---|---|---|
| Length (L) | 149.67 ± 9.6 | 135.46 ± 10.3 | 0.000 | 9.22, 19.19 |
| Width at sternal end (Ws) | 24.05 ± 3.7 | 23.01 ± 3.7 | 0.271 | − 0.83, 2.91 |
| Width at acromial end (Wa) | 21.15 ± 3.3 | 20.29 ± 2.6 | 0.255 | − 0.64, 2.37 |
| Smallest width (Wsm) | 12.26 ± 1.2 | 10.81 ± 1.2 | 0.000 | 0.83, 2.08 |
| Thickness at sternal end (Ts) | 24.98 ± 3.0 | 21.68 ± 3.0 | 0.000 | 1.76, 4.82 |
| Thickness at acromial end (Ta) | 12.91 ± 1.6 | 12.62 ± 2.0 | 0.612 | − 0.85, 1.44 |
| Radius of curvature at sternal end (Rs) | 51.30 ± 4.5 | 47.46 ± 5.4 | 0.003 | 1.31, 6.35 |
| Radius of curvature at acromial end (Ra) | 35.69 ± 3.9 | 32.69 ± 4.4 | 0.006 | 0.89, 5.11 |
| Depth of curvature at sternal end (Ds) | 19.21 ± 2.3 | 16.27 ± 2.6 | 0.000 | 1.68, 4.19 |
| Depth of curvature at acromial end (Da) | 11.49 ± 3.5 | 10.78 ± 2.0 | 0.335 | − 0.75, 2.17 |
| Height of narrowest medullary canal (Hn) | 2.62 ± 0.9 | 2.28 ± 1.0 | 0.171 | − 0.15, 0.83 |
| Width of narrowest medullary canal (Wn) | 2.73 ± 1.0 | 2.30 ± 1.0 | 0.115 | − 0.10, 0.94 |
| Length of medullary canal (LM) | 144.02 ± 10.7 | 129.51 ± 12.0 | 0.000 | 8.78, 20.22 |
| Point of change of direction of medullary canal | 109.86 ± 7.5 | 101.42 ± 9.7 | 0.000 | 4.08, 12.78 |
| Projection to lateral end of clavicle | 18.38 ± 4.0 | 18.33 ± 4.1 | 0.964 | − 1.99, 2.09 |
| Lateral end segment of the clavicle | 46.88 ± 6.0 | 40.49 ± 6.6 | 0.000 | 3.21, 9.56 |