Fig. 6
From: Stability of vertical dimension following total arch intrusion
A Changes in the vertical distance between the maxillary incisor tip and the palatal plane(U1PP). B Changes in the vertical distance between the maxillary first molar tip and the palatal plane(U6PP). C Changes in the anterior facial height(AFH) during the treatment and retention periods. T0, Before treatment; T1, after treatment; T2, at least one year after treatment; NS, not significant. **P < 0.01; ***P < 0.001