منابع مشابه
Assessment of correlation between chronological age and modified Demirjian estimated dental age
BACKGROUND AND AIM: This study was designed to assess the correlation between chronological age and modified Demirjian estimated dental age.METHODS: Panoramic radiographs of 183 Patients between 13.5 and 20.5 years old were assessed for the developmental stage of lower right third molars. Student’s t-test was used to measure the same hypothesis of the chronological age and estimated modified De...
متن کاملCorrelation between Chronological Age, Dental Age and Skeletal Age among Monozygoyic and Dizygotic Twins.
INTRODUCTION Chronological age, dental development, height and weight measurements, sexual maturation characteristics and skeletal age are some biological indicators that have been used to identify time of growth. Many researchers have agreed that skeletal maturity is closely related to the craniofacial growth, and bones of hand and wrist are reliable parameters in assessing it. The complete ha...
متن کاملDoing One’s Duty: Chronological Age, Felt Autonomy, and Subjective Well-Being
Existential, psychosocial, and organismic theories propose that human beings tend towards greater autonomy over the lifespan, and that greater autonomy is associated with greater happiness. We tested these two ideas in the under-studied domain of social duties by examining the associations between chronological age, felt autonomy while engaging in various social duties, and subjective well-bein...
متن کاملthe relationship between listening self efficacy, listening comprehension, gende, and age in male and female english learners
چکیده هدف اصلی تحقیق حاضر مطالعه و بررسی رابطه بین خودکارامدی شنیداری با درک شنیداری بود.همچنین رابطه درک شنیداری وخودکارآمدی شنیداری با جنسیت و رابطه خودکارامدی شنیداری با سن نیز مورد بررسی قرار گرفت.تعداد شصت زبان اموز-سی دختر و سی پسر- کانون زبان ایران در مرکز خرم آباد به صورت تصادفی انتخاب شدند. روشهای به کار رفته در جمع اوری داده ها عبارت بودند ازبرسشنامه خودکارآمدی و تست درک شنیداری لانگ...
15 صفحه اولPrediction of chronological age based on Demirjian dental age using robust ridge regression method
Introduction: Estimation of age has an important role in legal medicine, endocrine diseases and clinical dentistry. Correspondingly, evaluation of dental development stages is more valuable than tooth erosion. In this research, the modeling of calendar age has been done using new and rich statistical methods. Considerably, it can be considering as a practicable method in medical science that is...
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ژورنال
عنوان ژورنال: Journal of Aging and Health
سال: 2014
ISSN: 0898-2643,1552-6887
DOI: 10.1177/0898264314523449