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目的探讨辽宁汉族指长比的特点。方法在知情同意情况下随机整群选取20～22岁健康辽宁汉族728人(男270,女458),排除手指有畸形、损伤和有内分泌及代谢病者,其母孕期间均未服用激素类药物,直接测量法测量其指长,SPSS14.0软件包对数据进行分析。结果辽宁汉族指长均呈现:3D>4D>2D>5D,女性2D>男性(P<0.001)、男性4D>女性(P<0.001);辽宁汉族指长比具有3D:5D>4D:5D>2D:5D>3D:4D>2D:4D>2D:3D趋势;辽宁汉族指长比存在性别、侧别差异,以2D:4D较为明显;辽宁汉族指长比大于宁夏汉族、回族指长比,与其他国家群体之间也存在差异。结论辽宁汉族指长比具有性别、侧别差异性,其中以2D:4D最为显著;指长比可能还存在民族、地区及人种的差异。
Objective To explore the characteristics of Liaoning Han Hanzhi. Methods A total of 728 healthy Han nationalities from 20 to 22 years old (male 270, female 458) aged 20 to 22 years were selected randomly under the condition of informed consent. Excluding finger deformities, injuries and endocrine and metabolic diseases, none of their hormones Drug, direct measurement method to measure its length, SPSS14.0 software package for data analysis. Results Han (4D> 5D> 5D), female 2D> male (P <0.001), male 4D> female (P <0.001) 2D: 5D> 3D: 4D> 2D: 4D> 2D: 3D trend. Compared with the gender and lateral differences in Liaoning Han, the ratio of 2D to 4D is more obvious. The ratio of Han to Han in Liaoning is greater than that of Ningxia Han, There are also differences with other national groups. Conclusions There is difference in gender and laterality between the Han and the Han nationality, and the most significant is 2D: 4D. There may also be ethnic, regional and ethnic differences in the Han / Shan nationality.