用X线形态学测量方法.对乌鲁木齐市部分维吾尔族长寿老人及其家族成员的第二掌骨骨皮质进行测量.结果表明10～39岁组骨皮质厚度、皮质厚度指数、皮质面积随年龄增长而增大,30～39岁组达到峰值,其中骨皮质厚度、皮质面积的数值男性>女性,30～39岁组差别有显著性.40岁以后各组数值开始下降.其下降速度女性快于男性,90岁以上组最为明显,有显著性差异. X-ray morphometry was used to measure the second metacarpal cortex of some Uyghur longevous elderly and their family members in Urumqi.The results showed that the cortical bone thickness, cortical thickness index and cortical area of ​​10 ~ 39 age group increased with age Large, 30 to 39 years old group peaked, in which the value of cortical bone thickness and cortical area of ​​male> female, 30 to 39 years old group difference was significant.After 40 years of age the value of each group began to decline.The rate of decline of women faster than men, The group over 90 years old was the most obvious, with significant difference.