Figure 4
From: Optimization of the examination posture in spinal curvature assessment
![Figure 4](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2F1748-7161-7-10/MediaObjects/13013_2011_Article_544_Fig4_HTML.jpg)
Mean positions and mean standard deviations of the spinous processes calculated from group of 70 subjects. Posture A – free standing position Posture G – standing position supported by a fixation frame IV – ideal vertical · – mean position of spinous processes ○ – mean of standard deviations (enlarged five times).