Secondary analysis of qualitative data.

Secondary analysis of qualitative data is a valid mode of clinical inquiry. However, there is limited information available on its use in nursing. This article describes the use of secondary analysis for a study of family caregivers of relatives with dementia. The advantages, limitations, and application of secondary analysis are outlined; data management, analysis, and rigor are also discussed. The article concludes that this method is cost-effective, decreases respondent burden, and is a useful research method for students. However, the secondary analyst must be aware of the limitations of using secondary analysis of qualitative data.