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Epidemiology Surveys


The table below only lists variables in the public use file. If you want to see the position and frequency distribution of variables that are in the restricted file, you can view all variables in this section.

* indicates there is some discrepancy in the question and/or answer text.
This variable appears in different sections of the individual studies.

V04365Sev mths + when tired/weak after minor phys/mental tasksN1N1
V04366After rest, fully regained energy/strength or still tiredN2N2
V04367During worst episode-how often get tired N3N3
V04368Exent to which tiredness interfered w work/soc life/relationsN4N4
V04369Frequency too tired to carry out daily activitiesN4AN4A
V04370Worst episode of tiredness- have frequent headachesN5AN5A
V04371Worst episode of tiredness-oversleep/wake unrefreshedN5BN5B
V04372Worst episode of tiredness-frequent muscle painN5CN5C
V04373Worst episode of tiredness-often feel dizzyN5DN5D
V04374Worst episode of tiredness-often unable to relaxN5EN5E
V04375Worst month past year-often felt impatient and irritableN5FN5F
V04376Worst episode of tiredness-often sad and depressedN5GN5G
V04377Worst episode of tiredness-often nervous or worriedN5HN5H
V04380Talked to medical doctor about tiredness and related probsN7N7
V04381Tiredness ever occurred as result of physical causeN7AN7A
V04382Tiredness always result of physical cause N7BN7B*
V04383Cause of tiredness according to doctor:1st mentionN801N8_01
V04394Cause of tiredness according to doctor:2nd mentionN802N8_02
V04399Cause of tiredness according to doctor:3rd mentionN803N8_03
V04400Cause of tiredness according to doctor:4th mentionN804N8_04
V04401Cause of tiredness according to doctor:5th mentionN805N8_05
V04402Cause of tiredness according to doctor:6th mentionN806N8_06
V04403Cause of tiredness according to doctor:7th mentionN807N8_07
V04404Cause of tiredness according to doctor:8th mentionN808N8_08
V04405Cause of tiredness according to doctor:9th mentionN809N8_09
V04384Cause of tiredness according to doctor:10th mentionN810N8_10
V04407Tiredness always result of medication/drug/alcoholN10N10
V04410Abnormality found when examined/tested/X-rayN13N13
V04411Frequent tiredness always result of physical illness/injuryN14N14*
V04412Psychological factors played part in tiredness and other probsN15N15*
V04413Exact age 1st time sev mths+ when easily tired + other probsN16N16
V04414Age 1st time sev mths+ when easily tired + other probsN16AN16A
V04415Approx age of very 1st tiredness + other problems sev mths +N16BN16B
V04416Period 1 month + had tiredness and other probs in past yearN17N17
V04417Most recent tiredness with other probsN17AN17A
V04418# months in past year had frequent tiredness + other probsN17BN17B
V04419Age last time frequent tiredness + other problemsN17CN17C
V04420Total # episodes of tiredness lasting for several months +N18N18
V04422# of months/years episode of tiredness lastedN20AN20A
V04423Unit of time, N20AN20BN20B
V04424# months/years the longest episode of tiredness lastedN21AN21A
V04425Unit of time, N21AN21BN21B
V04426# different years in life at least 1 episode of tirednessN22N22
V04428Worst month past yr-tiredness interfered w/ home mgmtN26AN26A*
V04429Worst month past year-tiredness interfered w/ ability to workN26BN26B*
V04430Worst month past year-tiredness interf w/ form/maint relationsN26CN26C*
V04431Worst month past year-tiredness interfered w/ social lifeN26DN26D*
V04433# days past yr unable to work/normal activities due to tiredN28N28
V04435Age 1st talked to professional about tirednessN31N31
V04436Ever talked to professional about tirednessN32N32
V04437Age 1st talked to professional about tirednessN32AN32A
V04438Received helpful/effective treatment for tirednessN44N44
V04439Age 1st received helpful/effective treatment for tirednessN44AN44A
V04440# prof talked to about tiredness include effective trmt docN44BN44B
V04441# professionals ever talked to about tirednessN44CN44C
V04442Received professional treatment for tiredness in past yearN46N46
V04443Hospitalized overnight for tirednessN47N47
V04444Age 1st hospitalized overnight for tirednessN47AN47A

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