Incisor display during speech and smile: Age and gender correlations

: To evaluate age- and gender-related changes in the soft tissues, incisors, and gingival display during rest, speech, and posed smile. Materials and Methods: A total of 265 participants (122 men, 143 women) ranging in age from 19 years to 60 years were recruited for this study. Participants were divided into one of the following four age groups: 19 to 24 years, 25 to 34 years, 35 to 44 years, and 45 to 60 years. Image capture was performed using standardized videographic methods. Each video produced pictures where measurements were performed: rest, speech, and smile positions.

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