A genetic study of anteroposterior and vertical facial proportions using model-fitting
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A genetic study of anteroposterior and vertical facial proportions using model-fitting. / Savoye, I; Loos, R; Carels, C; Derom, C; Vlietinck, R.
In: The Angle Orthodontist, Vol. 68, No. 5, 10.1998, p. 467-70.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - A genetic study of anteroposterior and vertical facial proportions using model-fitting
AU - Savoye, I
AU - Loos, R
AU - Carels, C
AU - Derom, C
AU - Vlietinck, R
PY - 1998/10
Y1 - 1998/10
N2 - Genetic model-fitting was used to determine the heritability of anteroposterior and vertical facial proportions in twins. Lateral headplates of 33 monozygotic and 46 dizygotic twins, none of whom had undergone orthodontic treatment, were used. Five proportions, based on four vertical and five horizontal measurements, were assessed: lower facial height, anterior- to posterior-facial height, total facial height to face depth, sella-A-point to sella-B-point, and sella-upper incisal edge to sella-lower incisal edge. Reproducibility was high for all variables. Model-fitting indicated that all the facial proportions were controlled by additive genes and the specific environment. The genetic component was 71% for upper-to lower-facial height, 66% for anterior- to posterior-facial height, 62% for total facial height, and 66% for sella-A-point to sella-B-point and sella-upper incisal edge to sella-lower incisal edge.
AB - Genetic model-fitting was used to determine the heritability of anteroposterior and vertical facial proportions in twins. Lateral headplates of 33 monozygotic and 46 dizygotic twins, none of whom had undergone orthodontic treatment, were used. Five proportions, based on four vertical and five horizontal measurements, were assessed: lower facial height, anterior- to posterior-facial height, total facial height to face depth, sella-A-point to sella-B-point, and sella-upper incisal edge to sella-lower incisal edge. Reproducibility was high for all variables. Model-fitting indicated that all the facial proportions were controlled by additive genes and the specific environment. The genetic component was 71% for upper-to lower-facial height, 66% for anterior- to posterior-facial height, 62% for total facial height, and 66% for sella-A-point to sella-B-point and sella-upper incisal edge to sella-lower incisal edge.
KW - Adolescent
KW - Cephalometry
KW - Child
KW - Face/anatomy & histology
KW - Female
KW - Humans
KW - Male
KW - Maxillofacial Development/genetics
KW - Models, Genetic
KW - Twins/genetics
U2 - 10.1043/0003-3219(1998)068<0467:AGSOAA>2.3.CO;2
DO - 10.1043/0003-3219(1998)068<0467:AGSOAA>2.3.CO;2
M3 - Journal article
C2 - 9770105
VL - 68
SP - 467
EP - 470
JO - Angle Orthod
JF - Angle Orthod
SN - 0003-3219
IS - 5
ER -
ID: 258038830