Evaluating Golden and Recurring Esthetic Dental (RED) Proportions Using Two Methods in an Urban Tirupati Population.

Researchers compared two measurement methods (photographs and dental casts) to assess whether Golden Proportion and RED Proportion guidelines apply to maxillary anterior teeth in an Indian urban population. Neither proportion was consistently present, suggesting these mathematical models may not be universal standards for smile esthetics.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.