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["Variables ","Description","Survey question"]
[]
["ID","id-number","numeric"]
["intnr","interview-number","numeric"]
["gewicht","weight","numeric"]
["bik","BIK-region","1 '>2.000'","2 '2.000 <= 5.000'","3 '5.000  <= 20.000'","4 '20.000  <= 50.000'","5 '50.000  <= 100.000'","6 '100.000  <= 500.000'","7 '<=500.000'"]
["land","bundesland","1 'Schleswig-Holstein'","2 'Hamburg'","3 'Niedersachsen'","4 'Bremen'","5 'Nordrhein-Westfalen'","6 'Hessen'","7 'Rheinland - Pfalz'","8 'Baden-Württemberg'","9 'Bayern'","10 'Saarland'","11 'Berlin'","12 'Brandenburg'","13 'Mecklenburg-Vorpommern'","14 'Sachsen'","15 'Sachsen-Anhalt' ","16 ' Thüringen' /",{"$nulls":11},"9 'Bayern'","10 'Saarland'","11 'Berlin'","12 'Brandenburg'","13 'Mecklenburg-Vorpommern'","14 'Sachsen'","15 'Sachsen-Anhalt' ","16 ' Thüringen' /"]
["region","region","1 old Bundesländer'","2 new Bundesländer'/"]
["gender","gender","1 'male'","2 'female'"]
["age","age","numeric"]
["education","education","11 'pupil'","12 'primary:Volks-, Hauptschule'","14 'secondary, non-tertiary education'","15 'upper secondary:Abitur, Hochschulreife, Fachhochschulreife'","16 'tertiary: university'/"]
["job","profession","1 'yes'","2 'no'"]
["hhsize","household size","1 '1'","2 '2'","3 '3'","4 '4'","5 '>=5'/"]
["netto","household net income","11 <500 Euro'","12 '500 <= 1000 Euro'","13 '1000 <= 1500 Euro'","14 '1500 <= 2000 Euro'","15 '2000 <= 2500 Euro'","16 '2500 <= 3000 Euro'","17 '3000 <= 3500 Euro'","18 '3500 <= 4000 Euro'","19 '4000 <= 5000 Euro'","20 '>=5000 Euro'","99 'no answer'/",{"$nulls":16},"19 '4000 bis unter 5000 Euro'","20 '5000 Euro und mehr'","99 'keine Angabe'/"]
["V1","usual movement","1 'by foot or public transport'","2 'bycicle'","3 'car'","9 'don't know/no answer'/"]
["V2_1","I keep track of the direction (north, south, east or west) in which I was going.","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V2_2","Before starting, I ask for directions telling me whether to go east, west, north or south","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V2_3","I keep track of where I am in relationship to the sun (or moon) in the sky as I go.","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V2_4","I keep track of the relationship between where I am and the center of town.","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V2_5","As I drive, I make a mental note of the mileage I travel on different roads.","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V2_6","Before starting, I ask for directions telling me how far to go in terms of mileage.","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V2_7","I keep track of the relationship between where I am and the next place where I have to change direction.","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V2_8","I visualize a map or layout of the area in my mind as I drive.","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V2_9","Before starting, I ask for directions telling me whether to turn right or left at particular streets or landmarks.","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V2_10","Before starting, I ask for directions telling me how many streets to pass before making each turn.","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V2_11","As I drive, I make a mental note of the number of streets I pass before making each turn.","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V2_12","I found maps of the building or complex, with an arrow pointing to may present location, to be very helpful ","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V2_13","I make a mental note of landmarks, such as buildings or natural features, that I pass along the","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V3_1","Orientation in high buildings: mall","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V3_2","Orientation in high buildings: wrong floor","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V3_3","Orientation in high buildings:start again","1 'not at all typical for me'","2 '2'","3 '3'","4 '4'","5 'very typical for me'","9 'don't know/no answer'/"]
["V4","sense of balance","1 'much worse'","2 'worse'","3 'equal'","4 'better'","5 'much better'","9 'don't know/no answer'/"]
["V5","eye-hand coordination","1 'much worse'","2 'worse'","3 'equal'","4 'better'","5 'much better'","9 'don't know/no answer'/"]
["V6","motion sickness","1 'not at all'","2 '2'","3 '3'","4 '4'","5 'very much'","9 'don't know/no answer'/"]
["vod","vertigo/dizziness","1 'yes'","2 'no'","9 'don't know/no answer'/"]
["V8_1","symptom:rotary vertigo","1 'yes'","2 'no'","9 'don't know/no answer'/"]
["V8_2","symptom:vestibular vertigo","1 'yes'","2 'no'","9 'don't know/no answer'/"]
["V8_3","symptom:dizziness","1 'yes'","2 'no'","9 'don't know/no answer'/"]
["V8_4","symptom: visual disorder/ blurred vision/ double image/movement disturbances","1 'yes'","2 'no'","9 'don't know/no answer'/"]
["V8_5","symptom: unsteady gait and walking","1 'yes'","2 'no'","9 'don't know/no answer'/"]
["V8_6","symptom: unsteady standing","1 'yes'","2 'no'","9 'don't know/no answer'/"]
["V8_7","symptom: permanent vertigo/dizziness","1 'yes'","2 'no'","9 'don't know/no answer'/"]
[]
["additional created variables"]
["score_orientation","Wayfinding Scale: sum score orientation strategy","numeric"]
["score_route","Wayfinding Scale: sum score route strategy","numeric"]
["stscale_orientation","Wayfinding Scale - scaled to 100 :orientation strategy","numeric"]
["stscale_route","Wayfinding Scale - scaled to 100 route strategy","numeric"]
["typ_orientation","Wayfinding Scale - percentual orientation strategy","numeric"]
["typ_route","Wayfinding Scale - percentual route strategy","numeric"]
["praef_navigation","preference Wayfinding Scale","2 \"route typ (=>Median 76)\" 3 \"orientation typ (=>Median 60)\" 1 \"undetermined\" 4 \"flexible\"/"]
["age_group","age groups in 10 yrs- steps","1\"18-30\" 2\"30-40\" 3\"40-50\" 4\"50-60\" 5\"60-70\" 6\"70-80\" 7\"80-90\" 8\"90-96\"/"]
["age_group","age groups in four brackets","1\"18-35\" 2\"36-55\" 3\"56-70\" 4\"71-96\"/"]
["education_group","categorized education (ISCED classification)","1\"secondary, non-tertiary\" 2 \"primary\" 3\"upper secondary\" 4 \"tertiary\"/"]
["netto_group","categorized net income in four groups","1 \">500 <= 1500\" 2 \"1500 <= 2500\" 3  \"2500 <= 3500\" 4\">=3500\" 99\"no answer\"/"]
["sob","categorized sense of balance ","1 \"worse\" 2 \"equal\" 3 \"better\" 9 \"no answer\". "]
["bik_group","community size (according to BIK classification)","1 \">2.000 <= 50.000\" 2 \"50.000 <= 100.000\" 3\"100.000 <= 500.000\" 4 \">=500.000"]