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ALT ÇENE BÜYÜMESİNİN BİR GÖSTERGESİ OLARAK SİMFİZ VE BİRİNCİ SERVİKAL VERTEBRANIN MORFOLOJİSİNİN DEĞERLENDİRİLMESİ

ASSESMENT O F MORPHOLOGIES OF THE SYMPHYSIS AND THE FIRST CERVICAL VERTEBRA AS AN INDICATOR OF MANDIBULAR GROWTH

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Abstract (2. Language): 
In the present study, the relationships between the morphologies of symphysis and the first cervical vertebra and the longitudinal growth changes of mandible have been investigated On the lateral cephalomelric head films of 30 subjects, 15 male and 15 female. The morphologies of symphysis and the first cervical vertebra was determined On the first ftlms, while the growth changes of mandible was measured by superimposing the First and the second cephalometric film tracings, which were taken at intervals of five years. The means and standard deviations of the ages of male and female subjects were 10.6±0.4 years and 10.5±0.5 years respectively, at the beginning of the study. The measurements of male and female groups were analysed separately because of - the significant gender differences found by Student's t test. It has been found by correlation and multiple regression analyses that the morphologies of symphysis and the first cervical vertebra are not reliable criteria in prediction of mandibular growth changes.
Abstract (Original Language): 
Bu çalışmada, 15 kız, 15 erkek toplam 30 bireyin lateral sefalometrik filmleri üzerinde simfiz ve birinci servikal vertebranın morfolojisi ile longitudinal olarak belirlenen alî çene büyümesi arasındaki ilişkiler incelenmiştir. Simfiz ve birinci servikal vertebranın morfolojisi araştırma başında alınan filmler üzerinde değerlendirilirken, ali çenenin büyüme yönü herbir bireyden yaklaşık 5 yıllık ara ile alman filmlerin çaktırılması ile belirlenmiştir. Araştırma başında kızlann yaş ortalaması 10.5±0.5 yıl iken, erkeklerin yaş ortalaması i0,6± 0.4yı]'dır. Uygulanan Student's t testi sonucunda bir çok ölçümde önemli cinsiyet farklılığı bulunduğu için her iki cins ayrı ayn değerlendirilmiştir. Uygulanan korelasyon ve çoklu regresyon analizleri sokucunda simfiz ve birinci servikal vertebranın morfolojisinin alt çenenin büyüme değişikliklerinin tahmininde yeterince güvenilir morfolojik kriterEer olmadıkları belirlenmiştir.
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