Prevalence of variations in morphology and attachment of maxillary labial frenum in various skeletal patterns - A cross-sectional study.

J Indian Soc Periodontol · 2018 · PMC6009156 · PMID 29962707

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highly significantno p-value reported

The overall prevalence of trifid frenum, a newer variant, was 8% which was only 0.58% by Mohan et al .[ 20 ] These variations can be attributed to racial or ethnic differences which are inherent with the frenum morphology.[ 10 , 14 ] Wide frenum was found to be 32%, 36%, and 70% in Class I, Class II, and Class III skeletal patterns, respectively, which was highly significant.

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