Distribution of malocclusion types among thumb suckers seeking orthodontic treatment

The present study was conducted to evaluate the influence of thumb sucking and its duration on the type of malocclusion. A total of 410 North Indian individuals between ages 12-30 years, 161 males and 249 females were examined. A specially designed proforma was used to record the detailed history of...

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Bibliographic Details
Main Authors: Singh S (Author), Utreja A (Author), Chawla H (Author)
Format: Book
Published: Wolters Kluwer Medknow Publications, 2008-12-01T00:00:00Z.
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Summary:The present study was conducted to evaluate the influence of thumb sucking and its duration on the type of malocclusion. A total of 410 North Indian individuals between ages 12-30 years, 161 males and 249 females were examined. A specially designed proforma was used to record the detailed history of the individual. Among the etiological factors it was found that history of thumb sucking was present in 13.9&#x0025; and significantly related to Class II div 1 malocclusion. When thumb sucking exceeded 18 months, it was found statistically significant (P &lt; 0.1) in Class II skeletal malocclusion, in open bite (P &lt; 0.1) and in extreme overjet (P &lt; 0.5). <b>Conclusion:</b> If thumb sucking is not treated early, it can cause skeletal Class II malocclusion, anterior open bite and excessive overjet.
Item Description:0970-4388