Linkage Methods and Analytic Support for NCHS-VA Data

• The Linkage of the National Center for Health Statistics Survey Data to United States Department of Veterans Affairs Administrative Data: Linkage Methodology and Analytic Considerations [PDF – 559 KB]
  Contains an overview of the data sources, the methods used for linkage, descriptions of the resulting linked data files, and analytic considerations.
• Match Rate Tables for NCHS-VA Linked Data Files [PDF – 135 KB]
  Tables providing NCHS-VA Linked Data Files sample sizes and percentage linked by survey, age, and sex.

Additional Resources:

• National Center for Veterans Analysis and Statistics
• Summary of VA Benefits