Skip directly to search Skip directly to A to Z list Skip directly to navigation Skip directly to site content Skip directly to page options
CDC Home

NHANES II Web Tutorial A-Z Index

This index lists, in alphabetical order, the key concepts and terms used in the NHANES II tutorial. With each term is the module title and the page it can be found on. Click the hyperlinked module and page title to go the module's homepage, then  click the corresponding page link on the module homepage. Some terms have references to other terms in the A-Z Index instead of hyperlinks to modules. These terms' hyperlinks are prefaced with "see." Clicking the hyperlink will move the page to the section where you can find the referenced term.

NUMBERS AND PUNCTUATION
  (blank), Clean & Recode Data, Key Concepts about Missing Data in NHANES II

. (period), Clean & Recode Data, Key Concepts about Missing Data in NHANES II

.exe, see self-extracting zip file

"8", "88", "888", "8888", or "88888", see "blank, but applicable" response
"9", "99", "999", "9999", or "99999", see "refused" response

A
add variables, see merge data
ASCII, Download Data Files, Key Concepts about Downloading NHANES II Data Files and Documentation
 

B
"blank, but applicable response", Clean & Recode Data, Key Concepts about Missing Data in NHANES II
Balanced Repeat Replication (BRR) Method, Variance Estimation

C
categorical variable, Clean & Recode Data, How to Recode Variables Based on Alternate Definitions in NHANES II
check contents, Keep & Merge Datasets, How to Keep NHANES II Data
check distribution, Clean & Recode, Check Distributions and Describe the Impact of Influential Outliers
continuous variable
     creating categorical variable from a, Clean & Recode Data, How to Recode Variables Based on Alternate Definitions in NHANES II