N/A
Completed N=60
Prevalence of Second Mesiobuccal Canal of Maxillary First and Second Molars Among Egyptian Population
Second Mesiobuccal Canal · Maxillary First and Second Molars
Source: ClinicalTrials.gov NCT03225573 ↗
Enrolled (actual)
60
Serious AEs
—
Results posted
Feb 2020
Primary outcomePrimary: Number of Maxillary Molars With a Second Mesiobuccal Canal — 86 molar teeth
Summary
a cross-sectional study to estimate the prevalence of a second mesiobuccal canal of maxillary first and second molars in Egyptian population using cone beam computed tomography through retrospective data analysis
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Number of Maxillary Molars With a Second Mesiobuccal Canal |
86 | — |
Eligibility Criteria
Inclusion Criteria
- First and second maxillary permanent molars of Egyptian patients starting from 15 years, males or females
- Intact roots without fractures or cracks
- Molars without posts or previous root canal treatment
- CBCT scans of maxillary first and second molars using 8 × 6 Field of view, 0.2 voxel resolution
Exclusion Criteria
- Evidence of apicectomy or periapical surgery
- Odontogenic or non-odontogenic pathology
- Maxillary molars with developmental anomalies
- External or Internal Root resorption
- Canal Calcification
- Previous root canal treatment
- Extensive coronal restorations
- Posts or crown restorations
- Root caries specially reaching the trifurcation area
- Tomographic images of poor quality or artifacts interfering with the detection of root canals
Data sourced from ClinicalTrials.gov (NCT03225573). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication. Informational only — not medical advice.