Documentation

Here you will find all the documentation for our four studies. This includes survey questionnaires, interviewer instructions, showcards, technical reports, survey reports, and derived variables. For more information, take a look at our guide to the different documentation types.

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Laboratory procedures

Standard Operating Procedure for IGF1


Date published: 1 February 2002
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Laboratory procedures

Standard Operating Procedure for HDL cholesterol


Date published: 1 February 2002
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Laboratory procedures

Standard Operating Procedure for Triglycerides


Date published: 1 February 2002
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Laboratory procedures

Standard Operating Procedure for specific IGE


Date published: 12 December 2001
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Laboratory procedures

Standard Operating Procedure for HbA1c using the TOSOH A1c2.2


Date published: 1 November 2001
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User guides

NCDS Age 23 Derived Variables

Derived variables for sweep 4 of NCDS


Date published: 6 May 2000
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Data notes

NCDS Age 33 Data Note 4: Job Histories: employment status 1974-91

This NCDS Data Note reports on work done to improve the quality and consistency of data relating to the job histories of cohort members available for the fifth follow-up of the National Child Development Study


Date published: 1 May 2000
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Data notes

NCDS Age 33 Data Note 9: Revised Region Data

Data Note reporting on the creation of a new regional variable which has fewer missing cases than previous


Date published: 1 May 2000
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Data notes

NCDS Age 33 Data Note 5: Subjects of Qualifications and Courses

Data Note on the coding of qualifications reported in NCDS5


Date published: 1 May 2000
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Data notes

NCDS Age 33 Data Note 3: Employment and Childbearing: derivation & cleaning of the dataset

NB This Data Note is not available here for download, as we do not have the derived dataset itself, and the syntax contained in the appendices cannot readily be used to produce it from the raw NCDS5 data.


Date published: 1 May 2000
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Data notes

NCDS Age 33 Data Note 10: Child Histories: Reconciling self-completion and interview data

This Data Note reports on work done to improve the quality and consistency of data relating to the children of cohort members available for NCDS5.


Date published: 1 May 2000
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Data notes

NCDS Age 33 Data Note 8: Industry for Current/last Job

Information gathered in relation to the current or most recent job has now been coded using both the 1980 and the 1992 Standard Industrial Classification (SIC)


Date published: 1 May 2000
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Email: clsdata@ucl.ac.uk

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