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Simplified Oral Hygiene Index

Pronunciation: sim'pli-fid or'al hi'jen in'deks

Definition: An index that measures the current oral hygiene status based on the amount of debris and calculus occurring on six representative tooth surfaces in the mouth; often used in field surveys of periodontal disease.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.