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BHPS Documentation and Questionnaires

nhidHousehold identification number
Record TypeNHHSAMP
QuestionnaireCover Sheet (1)
Question Number and Text Interviewer Check
Valid cases12090Missing cases0
Index TermsKey Linking Variable
Variable OccurrenceW1 W2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nfidFieldwork household identifier
Record TypeNHHSAMP
Question Number and Text Interviewer Check
Valid cases12090Missing cases0
Index TermsKey Linking Variable
NoteThis is a 'STRING' variable - an alphanumeric.
Variable OccurrenceW1 W2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nivnaddHousehold found at new address in field
Record TypeNHHSAMP
QuestionnaireCover Sheet (1)
Question Number and Text Interviewer Check
Value LabelValueFrequency%Valid %
Address corrections17296.06.0
No corrections reqd.2998382.682.6
New address (known)38967.47.4
New addr unkwn/o-o-s44824.04.0
Valid cases12090Missing cases0
Question RouteALL
Index TermsGeographic Mobility
Interview Characteristics and Conditions
Variable OccurrenceW2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


niviaInterviewer area
Record TypeNHHSAMP
QuestionnaireCover Sheet (1)
Question Number and Text Interviewer Check
Valid cases12090Missing cases0
Index TermsInterview Characteristics and Conditions
NoteIndicates the interview area where h/hold was expected to be found; corresponds to Wave One area indicated by variable AHHAC, unless h/hold had moved at a subsequent wave or was understood as a result of the between wave tracing exercise to have made a non-local move. if move was expected, and the household could not immediately be allocated to another area, area is given as 0.
Variable OccurrenceW2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


niviamArea intrvw took place non-local movers
Record TypeNHHSAMP
QuestionnaireCover Sheet (1)
Question Number and Text Interviewer Check
Valid cases12090Missing cases0
Index TermsGeographic Mobility
Interview Characteristics and Conditions
NoteIndicates interview area where the h/hold was actually found. Corresponds to the Wave One area indicated by the variable AHHAC, unless a) the h/hold had made a non-local move, in which the new interviewer area is given or b) the h/hold was not issued to field or was an untraced mover in which case the area is given as 300.
Variable OccurrenceW2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nividInterviewer number
Record TypeNHHSAMP
QuestionnaireCover Sheet (1)
Question Number and Text Interviewer Check
Valid cases12090Missing cases0
Index TermsInterview Characteristics and Conditions
NoteThis is a 'STRING' variable - an alphanumeric.
Variable OccurrenceW1 W2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nivlncTotal calls at last known address
Record TypeNHHSAMP
QuestionnaireCover Sheet (1)
Question Number and Text Interviewer Check
MeanStd DevMinimumMaximum
2.211.70021
Value LabelValueFrequency%Valid %
05944.96.1
Amount stated1919076.093.9
Missing or wild-9230619.1Missing
Valid cases9784Missing cases2306
Question RouteALL
Index TermsInterview Characteristics and Conditions
Variable OccurrenceW2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nivtncTotal calls at interview address
Record TypeNHHSAMP
QuestionnaireCover Sheet (1)
Question Number and Text Interviewer Check
MeanStd DevMinimumMaximum
4.743012
Value LabelValueFrequency%Valid %
05064.216.7
Amount stated1251920.883.3
Missing or wild-9906575.0Missing
Valid cases3025Missing cases9065
Question RouteALL
Index TermsInterview Characteristics and Conditions
Variable OccurrenceW2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nivfhoFinal household interview outcome
Record TypeNHHSAMP
QuestionnaireCover Sheet (8)
Question Number and Text Interviewer Check
Value LabelValueFrequency%Valid %
All eligible HH intv10709058.658.6
Interviews + proxies112852.42.4
Interviews + refusal1210598.88.8
Pxy at original addr1512.1.1
Phone pxy intvw only164483.73.7
Youth Interview only173.0.0
Address not found508557.17.1
No HH member contact5199.8.8
Refus to Rsrch Cntre602752.32.3
Refusal to intviewer612812.32.3
Language problems621.0.0
No intv.: Age/health631791.51.5
Moved prev wave add7087.7.7
Out scope-institut'n8059.5.5
Moved out of scope816075.05.0
Whole HH deceased901731.41.4
No PSM's resident913182.62.6
Adamant refusal922592.12.1
Valid cases12090Missing cases0
Question RouteALL
Index TermsInterview Characteristics and Conditions
NoteAll waves after Wave 1 use a consistent coding frame derived from the coversheet interviewer check. A coding frame for this variable with full labels can be found in Volume A: Appendix 3.7.1. New code '94' added at Wave 10 due to sample additions.
Variable OccurrenceW1 W2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nivosmrhNo. OSMs - whole HH refusal to intervwr
Record TypeNHHSAMP
QuestionnaireCover Sheet (8)
Question Number and Text Interviewer Check
Value LabelValueFrequency%Valid %
missing or wild-94743.92Missing
inapplicable-81088690.04Missing
Total12090100.00
Valid cases730Missing cases11360
Question RouteIF (NIVFHO = 51,61,62,63,80,92,94) Asked if Household interview is refused.
Index TermsInterview Characteristics and Conditions
NoteOSM - Original Sample Member.
Variable OccurrenceW2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nivnsmrhNo. new HH membs - whl HH ref to intvwr
Record TypeNHHSAMP
QuestionnaireCover Sheet (8)
Question Number and Text Interviewer Check
Value LabelValueFrequency%Valid %
missing or wild-98687.18Missing
inapplicable-81088690.04Missing
Total12090100.00
Valid cases336Missing cases11754
Question RouteIF (NIVFHO = 51,61,62,63,80,92,94) Asked if Household interview is refused.
Index TermsInterview Characteristics and Conditions
NoteNSM - New Sample Member.
Variable OccurrenceW2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nivrrefhReason for household refusal
Record TypeNHHSAMP
QuestionnaireCover Sheet (8)
Question Number and Text Interviewer Check
Value LabelValueFrequency%Valid %
Too ill190.77.5
Too elderly219.21.6
Senile39.1.7
Speaks no English42.0.2
Stressful fam sit573.66.1
Care of ill/old1010.1.8
Childcare119.1.7
R. rarely home1224.22.0
R. temp. absent138.1.7
Too busy141341.111.1
No confidentiality203.0.2
Q's too personal2113.11.1
Won't bother301541.312.8
Nothing changed315.0.4
Survey too long3218.11.5
Waste of time3315.11.2
Prev bad exprnce341.0.1
Probs gift voucher351.0.1
HH mem says refuse4013.11.1
Othr says refuse4139.33.2
No HH member contact941201.010.0
Out scope-instit'n959.1.7
Other96107.98.9
No reason given993282.727.2
Inapplicable-81088690.0Missing
Valid cases1204Missing cases10886
Question RouteIF (NIVFHO = 51,61,62,63,80,92,94) Asked if Household interview is refused.
Index TermsInterview Characteristics and Conditions
Variable OccurrenceW3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nivconvRefusal conversion attempted
Record TypeNHHSAMP
QuestionnaireCover Sheet
Question Number and Text Office Code
Value LabelValueFrequency%Valid %
Conversion attempted17696.463.9
No convrsion attempt24353.636.1
Inapplicable-81088690.0Missing
Valid cases1204Missing cases10886
Question RouteIF (NIVFHO = 60,61,62,63,80,92,94) Asked if Household interview is refused.
Index TermsInterview Characteristics and Conditions
NoteIndicates whether conversion attempted after an initial refusal to interviewer.
Variable OccurrenceW4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nivreisRe-issued to field
Record TypeNHHSAMP
QuestionnaireCover Sheet
Question Number and Text Office Code
Value LabelValueFrequency%Valid %
Re-issued to field14743.939.4
No re-issue to field27306.060.6
Inapplicable-81088690.0Missing
Valid cases1204Missing cases10886
Question RouteIF (NIVFHO = 60,61,62,63,80,92,94) Asked if Household interview is refused.
Index TermsInterview Characteristics and Conditions
NoteIndicates household re-issued to field after conversion attempt.
Variable OccurrenceW4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nivisstCoversheet issue status
Record TypeNHHSAMP
QuestionnaireCover Sheet
Question Number and Text Office Code
Value LabelValueFrequency%Valid %
Yes11022784.684.6
No/inac'sble hhold 02141911.711.7
No/retiring hhold 032702.22.2
No/inlgble splt-off41741.41.4
Valid cases12090Missing cases0
Question RouteALL
Index TermsInterview Characteristics and Conditions
NoteWhether household issued to field. 'Inaccessibles' are previous wave non-contact housholds where no address information is available. Retiring households are previous wave adamant refusals and deceased individuals being withdrawn from the active sample.
Variable OccurrenceW4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nivovtOriginal voucher type
Record TypeNHHSAMP
Value LabelValueFrequency%Valid %
Seven pound voucher7898374.374.3
Ten pound voucher10310725.725.7
Valid cases12090Missing cases0
Question RouteALL
Index TermsInterview Characteristics and Conditions
Variable OccurrenceW14


nivavtActual voucher type
Record TypeNHHSAMP
Value LabelValueFrequency%Valid %
Seven pound voucher7898774.374.3
Ten pound voucher10310325.725.7
Valid cases12090Missing cases0
Question RouteALL
Index TermsInterview Characteristics and Conditions
Variable OccurrenceW14


nhhdcDocument check - h/hold quest're comp?
Record TypeNHHSAMP
QuestionnaireCover Sheet
Question Number and Text Office Code
Value LabelValueFrequency%Valid %
Non-int household0319326.426.4
Yes1839269.469.4
No257.5.5
Telephone Q. only34483.73.7
Valid cases12090Missing cases0
Question RouteALL
Index TermsInterview Characteristics and Conditions
NoteIdentifies h/holds where no h/hold questionnaire completed.
Variable OccurrenceW2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nhhorigSample Origin
Record TypeNHHSAMP
QuestionnaireDerived Variable
Value LabelValueFrequency%Valid %
Original sample1627851.951.9
Wales new sample5183815.215.2
Scotland new sample6191415.815.8
N.I. new sample7206017.017.0
Valid cases12090Missing cases0
Question RouteALL
Index TermsInterview Characteristics and Conditions
Variable OccurrenceW7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nxhwghtHousehold Weight
Record TypeNHHSAMP
QuestionnaireDerived Variable
Valid cases12090Missing cases0
Index TermsSampling Factors
NoteSee Vol. A on weighting.
Variable OccurrenceW2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nregionRegion / Metropolitan area
Record TypeNHHSAMP
QuestionnaireDerived Variable
Value LabelValueFrequency%Valid %
Inner London11571.31.6
Outer London22982.53.0
R. of South East39357.79.5
South West44593.84.7
East Anglia52161.82.2
East Midlands64303.64.4
West Midlands Conurb71701.41.7
R. of West Midlands82572.12.6
Greater Manchester92041.72.1
Merseyside10114.91.2
R. of North West112362.02.4
South Yorkshire121441.21.5
West Yorkshire131631.31.7
Humber141681.41.7
Wear151151.01.2
R. of North162011.72.1
Wales17162813.516.6
Scotland18183715.218.8
Northern Ireland19205917.021.0
Missing-9229919.0Missing
Valid cases9791Missing cases2299
Question RouteInternally computed from confidential data on Survey database.
Index TermsGeographic Location
NoteStandard region, distinguishing former Metropolitan Counties, and Inner and Outer London.
Variable OccurrenceW1 W2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nhhmoveMover household indicator
Record TypeNHHSAMP
QuestionnaireDerived Variable
Value LabelValueFrequency%Valid %
Non mover HH1832168.868.8
Mover household2123510.210.2
Part Mover HH31271.11.1
Whole HH deceased41891.61.6
HH out of scope587.7.7
No elig. HH members63142.62.6
Unknown status8173014.314.3
All FINLOC=0987.7.7
Valid cases12090Missing cases0
Question RouteUses NIVNADD NIVIA NIVFHO on Record NHHSAMP.
Index TermsGeographic Mobility
NoteIndicates whether expected OSMs of h/hold have moved since previous Wave. Non-mover h/hold = all OSMs resident at current Wave /also resident at previous Wave. New entrants may have moved in. Nover h/hold = all OSMs at new address. New entrants to the sample may have been resident at the address at time of previous wave.
Variable OccurrenceW2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


ahidHousehold identification number - Wave 1
Record TypeNHHSAMP
QuestionnaireDerived Variable
Valid cases6278Missing cases5812
Index TermsKey Linking Variable
NoteWave One variable to aid matching across waves.
Variable OccurrenceW2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nxhwtuk1Household weight -inc all samples
Record TypeNHHSAMP
QuestionnaireDerived Variable
Valid cases12090Missing cases0
Index TermsSampling Factors
NoteThis weight is to be used for the combined analysis of all the BHPS samples, including the new Scottish, Welsh and Northern Ireland samples. See Volume A, Section V.2.5.
Variable OccurrenceW11 W12 W13 W14 W15 W16 W17 W18


nxhwtuk2Household weight within UK estimates
Record TypeNHHSAMP
QuestionnaireDerived Variable
Valid cases12090Missing cases0
Index TermsSampling Factors
NoteThis weight is to be used for analysis of data for Scotland, Wales or Northern Ireland on their own, including data from all the BHPS samples. See Volume A, Section V.2.5.
Variable OccurrenceW11 W12 W13 W14 W15 W16 W17 W18


nstrataStratification class
Record TypeNHHSAMP
QuestionnaireDerived Variable
Valid cases10030Missing cases2060
Index TermsSampling Factors
Variable OccurrenceW1 W2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


npsuPrimary Sampling Unit
Record TypeNHHSAMP
QuestionnaireDerived Variable
Valid cases10030Missing cases2060
Index TermsSampling Factors
Variable OccurrenceW1 W2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18


nregion2Government Office Region
Record TypeNHHSAMP
Value LabelValueFrequency%Valid %
North East12532.12.6
North West26615.56.7
Yorkshire and the Hu35014.15.1
East Midlands44593.84.7
West Midlands54643.84.7
East of England64984.15.0
London74804.04.9
South East87476.27.6
South West94954.15.0
Wales10170714.117.3
Scotland11195216.119.8
Northern Ireland12164913.616.7
Channel Islands132.0.0
Missing-9222218.4Missing
Valid cases9868Missing cases2222
Index TermsGeographic Location
NoteGovernment Office Region created in 1994 and finalised in 1998 when Merseyside was merged into the North West.
Variable OccurrenceW1 W2 W3 W4 W5 W6 W7 W8 W9 W10 W11 W12 W13 W14 W15 W16 W17 W18