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Table 4 Individual angular changes (°) between pre-treatment and post-treatment in 30 subjects

From: Class III correction using an inter-arch spring-loaded module

  SNA SNB ANB Maxillary incisor Mandibular incisor Interincisal angle OLp-Co Wits
Patient         
 1 1.1 0.1 1.0 4.9 6.0 −9.0 1.4 1.8
 2 0.0 −1.1 1.0 9.4 15.6 −28.3 4.7 −3.7
 3 2.2 −3.0 5.2 −9.2 −4.6 8.7 0.0 5.6
 4 −0.2 −0.7 0.5 0.1 5.5 −6.4 1.3 2.9
 5 1.1 −0.4 1.6 14.8 −11.3 −5.4 2.4 5.4
 6 2.9 −3.2 6.1 17.7 −6.8 −14.4 −1.0 9.9
 7 1.2 −1.9 2.8 10.1 −3.7 −9.2 2.3 3.2
 8 3.5 1.1 2.4 −8.3 −2.4 11.7 1.8 3.0
 9 5.7 1.2 4.6 20.3 −1.6 −20.2 3.3 6.2
 10 1.7 −1.2 2.9 16.0 −2.8 −16.1 0.3 6.9
 11 2.8 0.4 2.4 −2.5 6.5 −6.1 4.0 0.1
 12 5.0 1.2 3.7 15.1 8.9 −24.2 1.3 8.7
 13 0.6 −2.9 3.4 23.6 −3.9 −24.8 0.8 8.0
 14 1.6 −1.0 2.6 7.4 −0.9 −9.5 4.5 −1.0
 15 1.8 −0.7 2.3 2.2 10.3 −13.4 −2.4 2.4
 16 1.8 0.5 1.3 −4.1 −1.3 2.6 4.3 0.0
 17 3.2 0.2 2.9 10.7 0.0 −9.5 −0.1 8.5
 18 −2.4 −3.9 1.5 9.6 −6.7 −7.8 3.9 3.8
 19 2.2 0.2 1.9 17.6 −0.5 −18.5 2.2 6.6
 20 5.6 0.6 5.1 −7.5 −7.1 11.7 0.2 6.7
 21 4.9 −1.7 6.6 10.6 −6.8 −2.5 −2.9 11.6
 22 0.9 −1.4 2.2 20.4 −4.2 −18.4 0.8 4.2
 23 2.6 −0.7 3.3 6.6 −3.8 −5.6 −1.2 8.7
 24 −0.3 0.3 −0.6 16.2 −6.7 −10.0 −3.5 3.9
 25 −3.1 −4.7 1.5 −5.0 −6.0 6.1 3.7 4.9
 26 1.6 −0.3 2.1 18.3 3.0 −22.1 1.4 7.6
 27 2.5 3.2 −0.7 10.2 5.0 −12.9 1.5 −1.2
 28 0.9 −3.3 4.2 3.0 −5.4 −0.3 1.3 7.3
 29 3.2 1.1 1.9 15.2 −2.3 −12.1 0.6 4.6
 30 3.0 0.2 2.8 −0.4 −0.1 0.3 −0.3 3.2
Pooled         
 Mean 1.9* −0.7* 2.6* 8.1 −0.9 −8.9* 1.2* 4.7*
 SD 2.0 1.8 1.7 9.4 6.1 10.6 2.1 3.6
 Min −3.1 −4.7 −0.7 23.6 −11.3 −28.3 −3.5 −3.7
 Max 5.7 3.2 6.6 −9.2 15.6 11.7 4.7 11.6
  1. * = p<.05.