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在儿童样本中评估牙弧形
Dunia Ahmed Al-Dulaimy1, Mohammed Rafid A Al-Khannaq1, Mohammed Nahidh2
1Department of POP, College of Dentistry, Mustansiriyah University, 10001 Baghdad, Iraq.
The Journal of clinical pediatric dentistry
|September 21, 2023
概括
这项研究分析了8-9岁的混合牙儿童的牙弧形. 中间牙弧形在男孩和女孩中最常见,没有观察到明显的性别差异.
科学领域:
- 牙科 牙科是指牙科的专业.
- 矯正牙科 矯正牙科是一種矯正牙科.
- 儿科牙科 儿科牙科
背景情况:
- 了解牙弧形态对于诊断和治疗 malocclusions 是至关重要的.
- 混合牙在评估典型的牙弧发育方面存在独特的挑战.
- 建立儿童牙弧形的规范性数据对于正牙评估至关重要.
研究的目的:
- 在一个具有混合牙的儿童代表性样本中调查和定义牙弧形.
- 分析牙弧尺寸和形状的潜在基于性别的差异.
- 为了确定在被研究的儿科群体中最常见的牙弧形.
主要方法:
- 扫描了24对来自儿童的牙科研究模型 (12名男生,12名女生,年龄为8-9岁) 具有可接受的闭塞.
- 使用骨科分析软件,对牙弧度进行了三次横向和三次垂直测量.
- 计算了标准化参数,平均值,频率和百分比;未配对的t测试和Pearson的Chi-squared测试用于统计分析.
主要成果:
- 与女性相比,男性在所有牙弧度测量中显示出更高的平均值,尽管这些差异在统计学上并不显著.
- "中"牙弧形是最常见的形状,在83.3%的牙和性别中观察到.
- 在牙弧度尺寸或弧形形状的流行方面没有发现统计学上显著的性别差异.
结论:
- "中"牙弧形是8-9岁儿童中占主导地位的形态,具有混合牙和可接受的闭塞.
- 虽然存在轻微的维度变化,但性别似乎没有显著影响牙弧形或在这个年龄组的流行.
- 这些发现有助于制定混合牙阶段牙弧发育的规范标准.
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