NCT06933979进行中（未招募）不适用
Changes in the Position of Mandibular Third Molar in Orthodontically Treated Patients With First Premolars Extraction
适应症
试验速览
- 阶段
- 不适用
- 状态
- 进行中（未招募）
- 入组人数
- 30
- 试验地点
- 1
- 主要终点
- Assessment of mandibular third molar positional variation
研究概览
简要总结
This retrospective study was carried out on pre and posttreatment digital standardized panoramic radiographs of 30 cases previously orthodontically treated with four first premolar extraction.
研究设计
- 研究类型
- Observational
- 观察模型
- Cohort
- 时间视角
- Retrospective
入排标准
- 年龄范围
- 14 Years 至 18 Years（Child, Adult）
- 性别
- All
- 接受健康志愿者
- 否
入选标准
- •class I malocclusion cases (0 < ANB < 4) with moderate crowding
排除标准
- •Absence of all permanent teeth including mandibular third molars.
结局指标
主要结局
Assessment of mandibular third molar positional variation
时间窗: 2 years
measure angles:• LA-ISL: The inward angle (towards the 2nd molar) between long axis of mandibular third molar and the inter-sigmoid line (line connecting the deepest point of the right and left sigmoid notch of the mandible). • LA-IMB: The inward angle between long axis of mandibular third molar and the inferior border of the mandible.
次要结局
未报告次要终点
研究者
Shereen Aly El-Mahlawy
lecturer
Fayoum University
研究点 (1)
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