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Table 1 Cephalometric measurements of the study group

From: Changes in lips, cheeks and tongue pressures after upper incisor protrusion in Class II division 2 malocclusion: a prospective study

  T0 T1 T2 p
Mean ± SD Mean ± SD Mean ± SD
U1-SN (°) 89.49 ± 5.69 108.91 ± 5.25 106.71 ± 6.00 0.000*
U1-NA (°) 8.69 ± 5.37 28.70 ± 4.67 26.41 ± 3.99 0.000*
U1-NA (mm) −1.39 ± 1.62 4.90 ± 1.51 4.65 ± 1.24 0.000*
  1. *p < 0.001