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          <titl xml:lang="en">DDI2.5 XML CODEBOOK RECORD FOR STUDY NUMBER 961</titl>
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        <titl xml:lang="en">School Child Chest Health Survey, 1966</titl>
        <IDNo xml:lang="en" agency="UKDA">961</IDNo><IDNo xml:lang="en" agency="DOI">10.5255/UKDA-SN-961-1</IDNo>
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        <AuthEnty xml:lang="en">Colley, J. R. T., London School of Hygiene and Tropical Medicine, Department of Medical Statistics and Epidemiology
        </AuthEnty><AuthEnty xml:lang="en">Reid, D. D., London School of Hygiene and Tropical Medicine, Department of Medical Statistics and Epidemiology
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        <copyright xml:lang="en">No information recorded</copyright>
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        <distDate xml:lang="en" date="1980-01-01T00:00:00Z">01 January 1980</distDate>
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        <version date="1980-01-01T00:00:07Z" xml:lang="en"/>
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        <keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/e2133ad7-6c08-4079-96a7-7461abf2d2d4">ASTHMA</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/00000000-0000-0000-0000-000000000000">BEDROOMS</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/50f01c77-496c-4ce1-8342-c4a317349a7b">BRONCHITIS</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/190aedc1-eaa0-4253-8fa5-b391cd23a1bf">EDUCATIONAL ATTENDANCE</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/9436dd25-565c-405e-869c-35195c170077">ETHNIC GROUPS</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/e911ed12-88af-41ec-8ba7-98cb029cf5c7">FATHERS</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/00000000-0000-0000-0000-000000000000">GENDER</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/f56e5510-67b9-47c0-9b98-2069326d32ea">HEATING SYSTEMS</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/9a0d549d-150f-45d2-b540-a1db4fdfbe4e">HEIGHT (PHYSIOLOGY)</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/236a24e8-0a98-4352-91ac-9640b26aa8b0">INDUSTRIES</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/1dc2fb30-cc81-4f49-8810-a4a5d19de3fa">MEASLES</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/dbf324eb-fd6b-4424-9db3-cb6e0b78da22">MEDICAL EXAMINATIONS</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/05b420dd-c3d9-492e-ae2e-d860216d8fdd">OCCUPATIONS</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/5deabad3-7724-4657-a431-fb7a577ce40b">PNEUMONIA</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/9d9fa275-bb4c-450b-8126-0b1eeb2325c2">POPULATION MIGRATION</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/eea95aaa-35cd-4191-a4a0-4536e1284f50">SCHOOLCHILDREN</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/49ee4b1d-9ec3-47ce-9e8c-67e5b0086874">SIBLINGS</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/6015ba2a-c3d6-44e5-929a-b6fd89226d12">SKIN DISEASES</keyword><keyword xml:lang="en" vocab="ELSST" vocabURI="https://elsst.cessda.eu/id/efed6ed2-a876-48f8-b172-d2d0144175e0">WEIGHT (PHYSIOLOGY)</keyword>
        <topcClas xml:lang="en">Children</topcClas><topcClas xml:lang="en">General health and well-being</topcClas><topcClas xml:lang="en">Morbidity and mortality</topcClas>
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      <abstract xml:lang="en">&lt;P&gt;Abstract copyright UK Data Service and data collection copyright owner.&lt;/P&gt;</abstract><abstract xml:lang="en">To determine the prevalence of respiratory symptoms, past history of respiratory diseases, lung function and evidence of middle ear disease in school-children coming from different social and environmental backgrounds, in particular from areas with widely differing levels of air pollution.</abstract><abstract xml:lang="en">&lt;B&gt;Main Topics&lt;/B&gt;:&lt;BR&gt;</abstract><abstract xml:lang="en">Attitudinal/Behavioural Questions&lt;br&gt; Whether child has had earache/running ear/sore throat in last 12 months and how many times. Whether child has had whooping cough/measles/asthma/pneumonia/bronchitis/other chest trouble - if so, at what age, whether any complications (whooping cough and measles), number of times (pneumonia, bronchitis, other chest trouble), whether still has asthma. Whether had pneumonia/bronchitis/chest trouble in 1966 (which months), ever admitted to hospital as an in-patient (names of illnesses), had surgery to tonsils or adenoids (age), had eczema (age)/ sinusitus (age and number of times). Whether child has a blocked or runny nose on most days, snores at night, has bedroom heated all night in winter, shares a bedroom with a person with bronchitis or chest trouble. Whether other family members have bronchitis or chest trouble. Whether child coughs/brings up phlegm first thing in the morning/during the day/at night in winter, and for how many months. Whether chest ever sounds wheezy and how often, whether colds usually go to the chest.&lt;br&gt; Background Variables&lt;br&gt; Child's sex, date and place of birth, whether has lived in one place for more than 5 years, father's occupation, number of siblings, main source of household heating, number of rooms in house, number of occupants.&lt;br&gt; Medical Examination&lt;br&gt; Sex, race, date of birth, school attended, date and time of examination, standing height, weight. Information on condition of child's ears, nose and throat. Measurement of peak expiratory flow rate. School absences in previous term.&lt;br&gt; Created Variables&lt;br&gt; Sex, area, age in years, mean peak expiratory flow rate, age in months, social class, crowding index, attendance rate, whether child has had bronchitis/pneumonia, whether family is bronchitic, whether child coughs during day, obesity index, condition of ears.</abstract>
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        <collDate xml:lang="en" event="single">01 September 1966 - 30 November 1966</collDate><collDate xml:lang="en" date="1966-09-01T00:00:00Z" event="start">01 September 1966</collDate><collDate xml:lang="en" date="1966-11-30T00:00:00Z" event="end">30 November 1966</collDate>
        <nation xml:lang="en">England and Wales</nation>
        <anlyUnit xml:lang="en">Individuals<concept/></anlyUnit><anlyUnit xml:lang="en">Groups<concept/></anlyUnit><anlyUnit xml:lang="en">National<concept/></anlyUnit><anlyUnit xml:lang="en">Children<concept/></anlyUnit><anlyUnit xml:lang="en">Pupils<concept/></anlyUnit>
        <universe xml:lang="en" clusion="I">Schoolchildren, aged six to ten, attending primary schools in urban and rural areas in England and Wales</universe>
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        <timeMeth xml:lang="en">Cross-sectional (one-time) study<concept/></timeMeth>
        <sampProc xml:lang="en">One-stage stratified or systematic random sample<concept/></sampProc><sampProc xml:lang="en">firstly, the country was stratified according to amount of air pollution, using smoke and SO2 data from the National Survey of Air Pollution. One urban and one rural locality were selected within each major area. 100 children of each sex, in each year of life from six to ten years were then selected from primary schools in each area<concept/></sampProc>
        <collMode xml:lang="en">Postal survey<concept/></collMode><collMode xml:lang="en">Clinical measurements<concept/></collMode><collMode xml:lang="en">Physical measurements<concept/></collMode>
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      <useStmt>
        <restrctn xml:lang="en">&lt;p&gt;The Data Collection is available to UK Data Service registered users subject to the &lt;a href="https://ukdataservice.ac.uk/app/uploads/cd137-enduserlicence.pdf" target="_blank"&gt;End User Licence Agreement&lt;/a&gt;.&lt;/p&gt;&lt;p&gt;Commercial use of the data requires approval from the data owner or their nominee. The UK Data Service will contact you.&lt;/p&gt;</restrctn>
        <conditions xml:lang="en">See &lt;restrctn&gt;</conditions>
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      <relPubl xml:lang="en">
        Cook, D., Seagroatt, V. and Strachan, D. (1994) 'Chest illness in infancy and chronic respiratory disease in later life'&lt;i&gt;&lt;/i&gt;, International Journal of Epidemiology, 1060-1068
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            <titl xml:lang="en"></titl>
            <IDNo xml:lang="en" agency="URN">Chest illness in infancy and chronic respiratory disease in later life</IDNo>
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          <holdings xml:lang="en" URI="Chest illness in infancy and chronic respiratory disease in later life"/>
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        Colley, J. (1970) 'Urban and domestic factors in childhood C.N.S.L.D. in England and Wales', [paper], &lt;i&gt;&lt;/i&gt;-.
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            <IDNo xml:lang="en" agency="URN">Urban and domestic factors in childhood C.N.S.L.D. in England and Wales</IDNo>
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          <holdings xml:lang="en" URI="Urban and domestic factors in childhood C.N.S.L.D. in England and Wales"/>
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      </relPubl><relPubl xml:lang="en">
        Colley, J. (1970) 'Urban and social origins of childhood bronchitis in England and Wales'&lt;i&gt;&lt;/i&gt;, British Medical Journal, 213-217
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            <IDNo xml:lang="en" agency="URN">Urban and social origins of childhood bronchitis in England and Wales</IDNo>
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