Objective To investigate the changing pattern of bone mineral density ( BMD) along with the changes of age, height, weight, and gender by testing BMD in the elder people over 80 years old in Bama, Guangxi. Methods A total of 173 elder people, who were over 80 years old, were selected randomly. BMD of the calcaneus was tested with ultrasound BMD detector ( Korea) ? A SPSS 16. 0 software was used to analyze the data. Results BMD between males and females was significantly different ( P < 0. 05 ). SI in males was Higher than that in females. SI was significantly correlated with age, weight, and height in females. In males SI was significantly correlated with age and weight, but not with height. Conclusion SI in elderly people who are over 60 years old in Bama, Guangxi is significantly correlated with age and weight. The results of this study provide reference for the further study of the people in longevity regions. |