Data Dictionary
Glossary
| Term | Definition |
|---|---|
| Variable name | As it appears on the LSAC dataset |
| Variable name without age | Useful for sorting together like variables from different waves and cohorts |
| Topic number | Allows derived items to be sorted in with the input variables them come from |
| Question id (i.e. variable name without age or subject/informant) |
Useful for checking which informats were asked each question at each Wave |
| Position in file order | Mainly useful for sorting questions back into file order (default option) |
| File | Which of the LSAC data files the variable is contained in: either lsacconf0, lsacconf2, lsacconf4, lsacconf6 |
| Wave | Which wave (or waves) data was collected from for the variable |
| Cohort | Indicator of whether the question is asked for the B- or K-cohort |
| Questionnaire position | Location of question within questionnaires |
| Person label | Subject/Informant for the variable |
| Child's age | Age of child at time information is collected |
| Variable labels | Describes the question/item |
| Topics | The theme or content area |
| Construct | This is like a sub-topic, more specific than the topic. See list of topic contructs |
| Measure | Specific information on the measure that the variable is part of |
| Question | The actual wording of the question that appears in the LSAC instruments |
| Response categories | The actual wording of the response categories that appears in the LSAC instruments |
| Population | Which cases should have valid (non-missing) for the variable |
| SAS format | Format used in SAS to add value labels |
| Derived variable | Is a variable that has been generated/created from other information collected |
| Item type | This variable is designed to help users create customised lists of the variables for easier location of
required variables. Fields have been classified into the following types:
|
| Notes | Any other information on the variable that data users should be aware of |