将丸的解剖学和组织学特征应用于年龄估计
Takato Murai1, Masaki Inoue1, Kenichi Mukaisho2
1Department of Legal Medicine, Shiga University of Medical Science, Seta Tsukinowa-cho, Otsu, Shiga 520-2192, Japan; Department of Oral and Maxillofacial Surgery, Shiga University of Medical Science, Seta Tsukinowa-cho, Otsu, Shiga 520-2192, Japan.
法医年龄估计可以利用丸变化. 底层膜厚度,丸重量和精卵管数量是关键指标,特别是在年轻人中,而化率对老年人群来说很重要.
科学领域:
- 法医科学 法医科学 法医科学
- 人体解剖学 解剖学 解剖学
- 历史学 历史学 历史学
- 老年学是指老年学的学科.
背景情况:
- 法医实践通常需要从未识别的人类遗骸中估计年龄.
- 在一生中丸的变化为年龄的确定提供了潜在的标志物.
- 在法医案件中,有限的材料需要可靠的年龄估计方法.
研究的目的:
- 调查丸中与年龄相关的解剖学和组织学变化.
- 评估这些丸变化的适用于法医年龄估计的适用性.
- 为了确定不同年龄段的具体指标.
主要方法:
- 对228例男性尸检案 (0-96岁) 的丸样本进行分析.
- 检查约翰森分数,丸体重,底层膜厚度,精卵管数和化率.
- 统计分析包括相关性,组比较和ROC曲线分析.
主要成果:
- 底层膜厚度与年龄有很强的相关性 (r=0.733).
- 20岁以下:丸体重 (r=0.89) 和精卵管数 (r=-0.90) 显示出强烈的年龄相关性.
- 超过20年:约翰森分数,丸重量和化率显示出与年龄相关的显著差异,对于较老的年龄组 (例如,>=60和>=80岁) 确定了特定的切断值.
结论:
- 底层膜厚度,丸重量和精卵管数量对于估计20岁以下的年龄是有价值的.
- 底层膜厚度,丸重量和化率对于估计20岁及以上的年龄具有重要意义.
- 这些丸指标显示出法医年龄估计的潜力,需要进一步的验证研究.
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