Either raw data, summary data, or both can be extracted. Extraction systems can be interactive web sites, software systems that must be downloaded to the PC and installed there, or both. In some cases, interactive graphing and mapping are available as well.
Some sites allow downloading of full data sets that underlay the extraction system.
Each one carries a variety of social science data sets. Included are sources of raw data as well as extractable data from websites or downloadable programs. This page is designed to aid researchers in aging find cross-sectional studies, time series, contextual data, and other data relevant to their research. About 55 studies and datasets have been highlighted in order to provide easy access to some of the most well known and useful studies of the sociological, economic, and medical aspects of aging. This is a small selection of relevant studies, but the archives, government agencies and NGOs listed below will help serve as a gateway to hundreds more.