Sole Thickness Delta subject measurementThe Sole Thickness Delta subject measurement is used when the patient is wearing shoes or orthoses so that although the patient achieves foot flat with respect to the footwear, the sole of the footwear introduces a vertical difference between the toe and the heel. When this is the case, you can either:•or •Compensate for the sole delta by carefully placing the heel marker with respect to the toe marker and in the Static Settings dialog box, ensure the check boxes for Left Foot and/or Right Foot are cleared.Measure the difference in the thickness of the sole at the toe and the heel, in the Static Settings dialog box, select the check boxes for Left Foot and/or Right Foot and then in the Properties section at the bottom of the Subjects Resources pane, enter the delta value in the SoleDelta (mm) box. The height of the heel marker used in the calculations will then be adjusted accordingly.