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Cephalometric effects of the elastodontic appliance in managing skeletal Class II division 1 cases

Domenico Ciavarella
Domenico Ciavarella
, 
Alessandra Campobasso
Alessandra Campobasso
, 
Roberta Campa
Roberta Campa
, 
Carmela Suriano
Carmela Suriano
, 
Gaetano Illuzzi
Gaetano Illuzzi
, 
Angela Pia Cazzolla
Angela Pia Cazzolla
 oraz 
Michele Tepedino
Michele Tepedino
   | 01 paź 2021
Australasian Orthodontic Journal's Cover Image
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Article Category: research-article
Data publikacji: 01 paź 2021
Zakres stron: 251 - 258
DOI: https://doi.org/10.21307/aoj-2021.026
© 2021 Domenico Ciavarella et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Figure 1.

Elastodontic appliance.
Elastodontic appliance.

Figure 2.

(A) Pre-treatment intra-oral photographs; (B) post-treatment intra-oral photographs.
(A) Pre-treatment intra-oral photographs; (B) post-treatment intra-oral photographs.

Figure 3.

Landmarks.
Landmarks.

Figure 4.

Reference lines for cephalometric analysis.
Reference lines for cephalometric analysis.

Skeletal differences.

Patients Group EA Group C
T0 T1 T0 T1
SN-PO
 Mean 15.09 15.27 15.89 12.07
 StD 5.000 7.057 3.271 4.055
 P n.s (t - test) P** (Mann–Whitney)
SN-Go-Me
 Mean 32.58 31.58 34.61 33.76
 StD 4.080 4.859 3.796 3.993
 P n.s. (Mann–Whitney) P** (t - test)
LFH
 Mean 60.94 64.86 69.11 68.00
 StD 9.043 10.71 9.328 8.882
 P P* (t - test) n.s. (Mann–Whitney)
Ar-Go-Me
 Mean 127.3 126.1 134.7 132.6
 StD 8.351 7.074 6.117 5.604
 P n.s. (t - test) n.s. (Mann–Whitney)
Ar-Go-N
 Mean 53.44 52.37 58.88 57.89
 StD 4.644 4.280 2.856 4.002
 P n.s (t - test) n.s (Mann–Whitney)
N-Go-Me
 Mean 73.82 73.68 75.81 74.75
 StD 4.826 4.147 4.648 3.892
 P n.s. (Mann–Whitney) P* (t - test)
Co-Gn
 Mean 103.3 112.6 118.9 118.4
 StD 15.74 17.03 12.73 14.05
 P P*(Mann–Whitney) n.s. (Mann–Whitney)
SN-PP
 Mean 7.929 7.924 7.046 6.267
 StD 4.230 4.623 4.059 5.188
 P n.s. (Mann–Whitney) n.s. (t - test)

Dental and aesthetic differences.

Patients Group EA Group C
T0 T1 T0 T1
1+SN
 Mean 96.85 100.9 107 105.9
 StD 10.84 7.775 4.827 5.809
 P P** (Mann–Whitney) n.s. (t - test)
1-GoMe
 Mean 95.98 97.2 90.85 91.18
 StD 3.092 6.347 6.486 7.244
 P n.s. (t - test) n.s. (Mann–Whitney)
1+TVL
 Mean −9.661 −8.838 −11.98 −10.57
 StD 2.464 2.242 2.820 2.549
 P n.s. (t - test) P* (Mann–Whitney)
A’-TVL
 Mean 0.368 0.042 −0.2400 0.0480
 StD 1.749 0.9312 0.6867 2.006
 P n.s. (Mann–Whitney) n.s. (t - test)
Ls-TVL
 Mean 2.095 2.043 1.493 0.7110
 StD 2.135 2.264 1.921 3.263
 P n.s. (Mann–Whitney) n.s. (t - test)
Li-TVL
 Mean −2.333 −1.429 −5.448 −3.779
 StD 2.964 3.358 4.004 3.480
 P n.s. (t - test) P** (t - test)
B’-TVL
 Mean −12.19 −10.4 −15.81 −13.86
 StD 2.967 3.950 5.120 3.748
 P P** (t - test) n.s. (t - test)
Pog’-TVL
 Mean −12.85 −10.01 −17.73 −14.43
 StD 3.423 3.512 5.428 5.496
 P P** (Mann–Whitney) P* (t - test)

Comparison of skeletal, dental, and aesthetic variables between two groups.

Skeletal variables EA/C
P
SN-PO 0.1199 n.s.
SN-Go-Me 0.3378 n.s.
LFH 0.0408 P*
Ar-Go-Me 0.5780 n.s.
Ar-Go-N 0.9342 n.s.
N-Go-Me 0.9342 n.s.
Co-Gn 0.0173 P*
SN-PP 0.8513 n.s.
Dental variables
 1+SN 0.1139 n.s.
 1-GOME 0.6107 n.s.
 1+TVL 0.3133 n.s.
Aesthetic variables
 A’-TVL 0.3472 n.s.
 Ls-TVL 0.3150 n.s.
 Li-TVL 0.9453 n.s.
 B’-TVL 0.6997 n.s.
 Pog’-TVL 0.7158 n.s.
eISSN:
2207-7480
Język:
Angielski
Częstotliwość wydawania:
Volume Open
Dziedziny czasopisma:
Medicine, Basic Medical Science, other
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