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Abstract
Aim: The aim of this study was to find out the prevalence of different characteristics of smile and to determine the level of normalcy based on the above. Materials and Methods: The standardized digital photographs of 529 participants were collected and transferred to personal computer in which the different characteristics of smile were visually inspected. Results: Smile with average upper lip position (54%) straight upper lip curvature in smile (46.9%), parallel incisal line to upper border of lower lip (51.8%) and incisal edges of maxillary dentition not touching to lower lip (62.4%) were most occurring characteristics with statistically significant prevalence of gingival and mucosal smiles amongst females. Conclusions: The study outlined few most occurring characteristics in smile of Nepalese population. The average upper lip position, straight upper lip curvature and parallel incisal line were some of the most prevalent characteristics in Nepalese smile. Keywords: Smile, Esthetics, Dentition, Nepalese.
Highlights
Smile is defined as a happy or friendly expression on the face with ends of mouth curving up slightly with display of teeth accompanied by brightening eyes.[1,2] Smile is considered as a first-rate human interaction due to color contrast present in teeth, gingivae and lips.[3]
Esthetic treatment was aided by accepted smile design concepts and smile parameters
High smile was found in 19.21% of female and only 10% of males whereas low smile was present in about 36% males and only 26% females
Summary
Smile is defined as a happy or friendly expression on the face with ends of mouth curving up slightly with display of teeth accompanied by brightening eyes.[1,2] Smile is considered as a first-rate human interaction due to color contrast present in teeth, gingivae and lips.[3]. These specific measurements through smile analysis aid in formation of smile design and such information can be conveyed between dentist, ceramist and patient
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