Dr. Dongjuan (Donna) Xu is an Assistant Professor at Purdue University School of Nursing. She has a broad background in nursing, biostatistics, and health services research, with specific training and expertise in survey research, secondary data analysis, and large data sets. Her research is aimed at improving the quality of care and quality of life for older people. Her studies focus on chronic conditions and areas of care that have important implications for quality of life. Dr. Xu studies care transitions between hospital, nursing home and community; assessment of care quality and its relationship to health outcomes; management of chronic conditions such as overactive bladder and urinary incontinence; prevention of falls and injury. She is also interested in development of health measurement scales and reliability and validity studies.