Data dictionary

The Maastricht Study data dictionary is available open access via the following link:

This data dictionary contains in depth information about each variable available. All variables of The Maastricht Study are divided into categories and subcategories. Browse through the category index in the data dictionary to find the categories and variables of your interest. A print version of the category index can be found below. You can also search for variables in the data dictionary by entering keywords in the search box.

Please note that with respect to the GDPR, information about co-owners cannot be found in this open access data dictionary. In time, the data dictionary will be coupled to a new data request application system. As soon as this coupling is a fact, co-owners will be informed automatically after a data request has been submitted to the Maastricht Study. Until then, you can contact the data management team ( for information on co-owners.

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