Variable Type Flag

ID	Term	Description
1	Derived	Recoded or computed variable
2	Imputed	Variable where previously missing values replaced ny imputed values
3	Missing value codes	Variables that contain detailed coding of missing values. WP1 and WP2 will be producing these
4	Weighting/grossing factor	Variable used to adjust for biases/scale to population
5	Raw	Variable in its original state/as received from fieldwork agency. E.g., a variable that maps directly to a question
6	Coded	Variable where values are taken from a standard code. E.g., ICD, SOC)
7	Harmonised	Variable that is identical or functionally equivalent to others in a set. E.g., those variables produced by the WPs)
8	Open-ended values	Variable holding string/verbatim responses, probably to a survey question with an 'Other' code