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Tooth-Size Discrepancy And Bolton's Ratios: A Literature Review, Othman S. A., Harradine N. W.
Tooth-Size Discrepancy And Bolton's Ratios: A Literature Review, Othman S. A., Harradine N. W.
Siti Adibah Othman
OBJECTIVES: To review the literature on Bolton's tooth-size discrepancies (TSD) with specific attention to the prevalence of TSD, and the possible influence of different classes of malocclusion, gender and racial group. Also examined were the validity of the standard deviations from Bolton's samples as an indicator of significant TSD, methods of measurement of TSD and their reproducibility. Based on the review, suggestions are made as to how future work could be improved. RESULTS AND CONCLUSIONS: Studies have reported from 20 to 30% of people with significant tooth-size anterior discrepancies and 5-14% for overall TSD. Bolton's original sample was appropriate for …