Table 1.
Vertebral shape significant differences between females (N = 120) and males (N = 120) (20 ≤ age ≤ 80)
| Vertebra | T9 | T10 | T11 | T12 | L1 | L2 | L3 | L4 | L5 |
|---|---|---|---|---|---|---|---|---|---|
| Vertebral body (VB) sagittal wedging (degrees)* | |||||||||
| Females | 2.8 ± 0.04 | 2.6 ± 0.04 | 4.6 ± 0.05 | 3.5 ± 0.04 | 2.6 ± 0.05 | 0.7 ± 0.03 | −1.1 ± 0.04 | −3.1 ± 0.04 | −7.8 ± 0.05 |
| Males | 4.8 ± 0.04 | 3.8 ± 0.05 | 5.4 ± 0.05 | 4.9 ± 0.04 | 4.1 ± 0.04 | 2.6 ± 0.04 | 1.3 ± 0.05 | −0.7 ± 0.04 | −4.6 ± 0.05 |
| Ratio: spinous process thickness/VB sagittal height | |||||||||
| Females | 0.47 ± 0.05 | 0.52 ± 0.03 | 0.54 ± 0.02 | 0.70 ± 0.03 | 0.79 ± 0.03 | 0.82 ± 0.04 | 0.79 ± 0.04 | 0.67 ± 0.05 | 0.57 ± 0.06 |
| Males | 0.50 ± 0.04 | 0.54 ± 0.04 | 0.55 ± 0.04 | 0.69 ± 0.05 | 0.87 ± 0.10 | 0.92 ± 0.09 | 0.91 ± 0.09 | 0.80 ± 0.07 | 0.67 ± 0.07 |
| Ratio: interfacet width/VB width | |||||||||
| Females | 0.80 ± 0.02 | 0.80 ± 0.03 | 0.72 ± 0.02 | 0.75 ± 0.04 | 0.73 ± 0.05 | 0.70 ± 0.06 | 0.7 ± 0.05 | 0.73 ± 0.06 | 0.77 ± 0.09 |
| Males | 0.74 ± 0.02 | 0.73 ± 0.01 | 0.71 ± 0.03 | 0.74 ± 0.01 | 0.67 ± 0.04 | 0.63 ± 0.07 | 0.65 ± 0.08 | 0.66 ± 0.02 | 0.74 ± 0.08 |
* Negative values dorsal wedging, positive values ventral wedging, Bold significantly different from males (Bonferoni P < 0.03); ± SD (standard deviation), VB vertebral body