Resources for NHIS-CAM Data Analysis

The pages below provide in-depth information on how to access National Health Interview Survey CAM survey data, survey methods, the full survey instrument, SAS and SPSS codebooks to assist with data analysis, and more.

• Request an NHIS-CAM Supplement dataset: A merged dataset of NHIS Child and NHIS Child CAM Supplement data files with the variables on the DRC website’s data query is available at no cost. All indicators in the DRC NHIS-Child CAM dataset can also be viewed in our interactive data query. The "details" link on each DRC data query page provides more information on each variable's numerator, denominator, revisions, methods notes, treatment of unknown variables, and history.

• Survey methodology: Learn more about the NHIS-Child CAM Supplement design, sampling, and administration.

• Full-length NHIS-Child CAM Supplement survey instrument : Full length instruments are available in English and Spanish.

• SPSS codebook: This codebook provides documentation and SPSS program statements used in the development of variables and subgroups featured in the DRC data query for the 2012 NHIS-Child CAM Supplement. Its purpose is to serve as a resource for researchers and analysts interested in understanding how these measures are conceptualized, constructed, and interpreted.

• More survey data analysis help: The NCHS document Variance Estimation and Other Analytic Issues, NHIS 2006-2012 provides methods for analyzing NHIS data including variance estimation, subsetted data analysis, merging data files and combining years of data with examples of SUDAAN, Stata, SPSS and SAS codes. Additional information is available on Design and Estimation for the NHIS, 2006-2015. 

• If you have additional questions regarding NHIS data analysis, please ask us a question.