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东北地区5~14岁汉族牙齿X线片年龄推断

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摘要 选择257名5~14岁东北地区汉族儿童及青少年全颌曲面断层X片,测量上下颌牙齿牙全长等九项指标,利用SPSS21.0进行牙齿与年龄的相关性分析,对上下颌各相同指标进行多元逐步回归分析建立推断年龄的数学模型。结果显示,单颗牙齿进行牙龄推断,左下颌第二磨牙推断准确率最高,±2岁准确率达91%;上颌牙齿推断年龄准确率在±1.5岁达84%,±2岁达88%;下颌推断准确率在±1.5岁达84%,±2岁达94%。建立的东北地区5~14岁汉族人群牙齿影像资料推断年龄方法可应用到公安实际工作。
出处 《广东公安科技》 2023年第1期34-40,共7页
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