Getting Started with NHIS ‘02—(09/08)
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Some NHIS Terminology and Resources (NHIS web site---www.cdc.gov/nchs/nhis—2002 NHIS)
Srvydesc--Survey Description Document –Describes details of how the survey was conducted and how the data is organized. (OK at home)
DATA sets-a numerical listing of the responses of people in the survey. To use these easily, with labels identifying variable names and values, the data needs to be imported into SPSS.(Not for home-needs SPSS)
FILEDOC--Data Set documentation—variables names (questions), value labels (answers) and the frequencies which everyone who was asked the items answered each of the alternative answers. A good resource for seeing how many people have a particular diagnosis. (OK at home). SEARCH PAPER TOPICS with Edit—Search.
QUESTION--Survey Questions, Flash cards, field representative’s manual, survey flow chart. The actual question manual used by interviewers. (OK for home)
Files in NHIS 02
HOUSEHLD--Household file–basic info on everyone in the household (N=36,161)
FAMILY--Family file-basic info on the family in general (N=36,831)
PERSONSX--Person file—everyone who was in the survey has a line (N=93, 386) with all their answers to the questions
SAMCHILD-a knowledgeable adult answered questions about one child (<18 years) randomly selected in family (N=12,524)
SAMADULT-additonal questions asked on one adult (18yrs or older) randomly selected in the family (N=31,044)
FERNALD SAMCHILD SPSS DATA FILE-Ready-to-use data set on sample children
SAMADULT FERNALD SPSS DATA FILE Ready-to-use data set of sample adults
Starting with NHIS 02 and SPSS
Go to My Computer--Dvol1 on ‘Dataserv1’ (S)
S:\COAS\PSYC\LABS\Fernald\NHIS 02 DISK
Then select one of the files listed above to begin work.
Save important work on your H Drive (your UNCC student account). Create a folder, e.g., “Seminar Data.” Identify exact contents and date in your file name to help finding the file later.
“FAVORITES”option A Highlight and drag important variable to the top of the variable set list.
“FAVORITES” option B--How to create a variable set: (To shorten the list of variables to those of interest)
“FAVORITES”Option B continued--To use the variable set that you have created:
Steps for Downloading NHIS Files from Web Site
Create a new folder on your desktop e.g., “NHIS Download”
Open NHIS web site---www.cdc.gov/nchs/nhis—2002 NHIS
Select a file of interest and highlight the file
Drag and drop the file into your NHIS down
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