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101AppendixDefinitionsofTermsThisappendixdefinesanumberoftechnicaltermsusedinthisreport.Thetermsarelistedinalphabeticalorder.SomeofthedefinitionsusedirectquotationsfromtheNSFGquestionnaire;thoseareshowninquotationmarksanditalics.Forconvenienceinwriting,thewomenwhowereinterviewedintheNSFGaresometimesreferredtoas‘‘respondents’’inthisappendix.ToassistusersoftheNSFGpublic-usecomputerdatafile,theshortvariablenamefromthedatafile(upto8characters)isalsoshowninthedefinition.(Forexample,AGEAPR1,forAgeonApril1,1995;andHIEDUC,forEducationatinterview,etc.)AdditionaldetailsontheprecisespecificationsofsomeofthevariablesaregiveninAppendix1theUser’sGuidetotheNSFGpublic-usedatafiledocumentation.Additionalbirthsexpected—TherecodeADDEXPindicatesthenumberofchildrenawomanexpectstogivebirthtointhefuture,includingacurrentpregnancyifapplicable.Womenwhoweresterileorwhoweremarriedtosterilemenwereclassifiedasexpectingzeroadditionalbirths.Thosephysicallyabletohavebirthswereaskedwhetherthey,andtheircurrenthusbandorpartnerifapplicable,intendedtohaveanybabiesinthefuture,and,ifso,howmany.Womenwhodidnotknowwhethertheyintendedtohaveanyfuturebirths,orwhodidnotknowaparticularnumbertheyintendedtohave,wereaskedforthesmallestandlargestnumberstheyexpectedtohave.Theestimateofadditionalbirthsexpectedinthosecasesisanaverageofthesmallestandlargestnumbersgiven.Ageatbirth—TheAGEPREGrecodegivesthewoman’sageincompletedyears(forexample,2200–2299equalsage22)atthetimewheneachofherpregnanciesended.TheOUTCOMErecodeindicatestheprimaryoutcomeofeachpregnancy,assigningpriorityinthefollowingorder:livebirth,abortion,stillbirth,miscarriage,andectopicpregnancy.‘‘Ageatbirth’’asshowninthisreport’stablesisdefinedasAGEPREGwhenOUTCOMEequals‘‘livebirth.’’Thecategoriestypicallypresentedare:lessthan20years,20–24years,25–29years,and30–44years.Ageatconception—TheAGECONrecode,‘‘ageattimeofconception,’’isusedinsometablesconcerningcontraceptivemethoduseandintendednessofpregnancies.Foreachcompletedpregnancy,AGECONisdefinedastherespondent’sageincompletedyearsattheapproximatetimewhenherpregnancywasconceived,regardlessofpregnancyoutcome.Ageatfirstmarriageandyearoffirstmarriage—TheFMAR1AGErecodegivesthewoman’sageincompletedyearsatfirstformal(legal)marriage.YearoffirstmarriageisbasedontheMARDAT01recode,whichgivesthedateincenturymonthsofawoman’sfirstformalmarriage.Ageatfirstsexualintercourse—Threedifferentdefinitionsofageatfirstintercourseareusedinthisreport:+Ageatfirstintercourseever(recode=VRY1STAG)+Ageatfirstintercourseaftermenarche+Ageatfirstvoluntaryintercourse(recode=VOL1AGE)Formostrespondents,thevaluesofthesevariablesarethesamebuttheymaydifferifherfirstintercoursewasbeforemenarcheorifitwasnotvoluntary.Allthreemeasuresarebasedprimarilyonaquestionasking:‘‘Thinkingabouttheveryfirsttimeinyourlifethatyouhadsexualintercoursewithaman,howoldwereyou?’’Todeterminethesecondandthirdmeasures,otherinformationisused:theMENARCHRrecode,whichspecifiesherageatfirstmenstrualperiod,anditemsthatcapturewhetherthefirstintercoursewasvoluntaryornonvoluntary(seedefinitionofNonvoluntaryfirstsexualintercourse).VRY1STAG(ageatfirstintercourseever)isusedintables21and26–31.Intables26–31,itisusedasanindependentorpredictorvariablewhennumberofsexualpartnersisusedasthedependentvariable.‘‘Ageatfirstintercourseaftermenarche’’isusedasthedependentvariableintable20.VOL1AGE(ageatfirstvoluntaryintercourse)isusedintables23and24asanindependent(orpredictor)variable.(Consult1995NSFGPublicUseFileDocumentation,User’sGuide,Appendix1,forprecisespecificationsforthesemeasures.)Ageatinterview—Inthisreport,‘‘ageatinterview’’(recode=AGEAPR1)isclassifiedbasedontherespondent’sageasofApril1,1995,theestimatedmidpointoftheinterviewingperiod.Samplewomenwereeligibleforthe1995NSFGiftheywere15–44yearsofageonApril1,1995—thatis,iftheywerebornbetweenApril1,1950,andMarch31,1980.Exactageattimeofinterviewisalsointhedatafile(recode=AGER),butmaynotbeequaltoAGEAPR1inallcases.Ageoffirstpartner—Eachrespondentwhoeverhadvoluntary(vaginal)sexualintercoursewithamalepartnerwasaskedtheageincompletedyearsofherfirstvoluntarypartneratthetimeherfirstintercourseoccurred.Theword‘‘voluntary’’wasonlyusedinquestiontextwhentherespondenthadpreviouslyreportedthatherfirstintercoursewasnotvoluntary.Ageofyoungestchild/ageofchild—The‘‘ageoftheyoungestchild’’or‘‘ageofchild’’ispresentedintablesonchildcarearrangements.Agewasascertainedfromthehouseholdroster,whichcollectedtheage(inyears,ormonthsifunderoneyear),relationshiptotherespondent,andsexofeverymemberoftherespondent’shousehold.Householdmemberswhowerethewoman’snaturalchild,stepchild,orpartner’schildandwhowereunder13yearsofage,werethechildrenreferencedinthechildcareseries.Theageoftheyoungestsuchchildwasclassifiedas‘‘under5years’’or‘‘5–12years’’inthetables.Amountpaidperweekforchildcare—ThiswasascertainedfromaquestionaskingaboutthetotalchildcarepaymentforallchildrenunderagePage102[Series23,No.1913, ... tested for HIV1As part of blooddonationOutside of blooddonationBoth inblood donationandelsewhereTested inthe 12 monthsprior tointerview2Percent distributionAll women 60,201 100.0 ... 3-monthperiod. This definition refers only towomen who had intercourse at sometime during the 3 months prior tointerview.Consistency of condom use for diseaseprevention—The consistency of...