Osteoporosis And Hip Fracture Risk Among Elderly People in Taiwan : Three Panel Cohort Follow-up Survey Comparison Study

Objectives: Our study purpose was to describe the longitudinal prevalence difference of osteoporosis and fractures and to examine the risk factors. Methods: We used the longitudinal survey data of health and living status of the elderly in Taiwan as secondary data analysis research. Three panel cohort data included from 1989(B), 1996(A) and 2003(C). Total sample was 4534 elderly people 50 years or older. The data provided by Bureau of Health Promotion, Department of Health, Taiwan. We used the SPSS statistical package to perform statistical analyses. Proportion test was conducted to examine the differences in socio-demographic characteristics ,smoke, drink, and Betel nuts, eating, health status( BMI, self-report health, chronic disease and drug use). The general estimation equation model was used for estimated Odds ratio with repeated measured data. Results: The female prevalence of osteoporosis was 21.5%, male's was 15.8% in 2003. The female prevalence of osteoporosis was 28.4%, male's was 10.0% in 2007. The three cohort‘s prevalence difference of osteoporosis were -1.9% (A), 1.1%(B), 2.9%(C) during 2003 and 2007. The female prevalence of hip fracture was 2.3%, male's was 1.6% in 1989. The female prevalence of hip fracture was 5.1%, male's was 3.5% in 1996. The hip fracture's Odds of having been hip fracture was 7.89. The hip fracture's Odds of smoking was 2.96. The hip fracture's Odds of arthritis was 3.8. Conclusion: The risk factors of Osteoporosis were age, sex, marital status, income, use of calcium, eat more protein, spine bone spurs, diabetes, stomach-related diseases, liver and gallbladder disease.