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Skull thickness in skeletal deep bite: A predictive model for orthodontic treatment planning
Siddharth Sonwane1, Shweta Sonwane2, Monica Chaurasia3
1Department of Orthodontics and Dentofacial Orthopaedics, Mansarovar Dental College, Bhopal, Madhya Pradesh, India.
Bioinformation
|March 30, 2026
Summary
Parietal bone thickness is a reliable predictor of skeletal deep bite in orthodontic patients. Increased parietal bone thickness may aid in diagnosing and planning treatments for deep bite malocclusions.
Area of Science:
- Orthodontics and Craniofacial Biology
- Skeletal Biology
Background:
- Skull thickness is crucial for diagnosing and planning orthodontic treatments, especially for skeletal malocclusions like deep bite.
- Understanding cranial bone variations can improve diagnostic accuracy.
Purpose of the Study:
- To investigate the relationship between cranial bone thickness (frontal, parietal, occipital) and skeletal deep bite.
- To identify potential predictors for skeletal deep bite in orthodontic patients.
Main Methods:
- Retrospective cohort study analyzing lateral cephalograms of 68 skeletal deep bite patients and 34 controls.
- Measurement of frontal, parietal, and occipital bone thickness.
- Application of regression analysis to identify predictive markers.
Main Results:
- Skeletal deep bite patients showed significantly greater parietal bone thickness compared to controls (p <0.05).
- Females exhibited higher parietal bone thickness values.
- Regression modeling identified parietal thickness as the most reliable predictor of skeletal deep bite (R² = 0.61, p <0.01).
Conclusions:
- Cranial bone thickness, specifically parietal bone thickness, may serve as a clinically useful predictor of skeletal deep bite.
- These findings can assist in orthodontic diagnosis and surgical treatment planning for skeletal deep bite.
