This is a compressed dictionary of all the encodings used within datasets generated from this resource. It is used by the ukb_conv utility to parse data into formats suitable for different analysis pipelines and to generated documentation.

To use the dictionary with ukb_conv, this file should be stored in same location as main dataset or its path and name specified explicitly using the -e parameter.

This resource is not suitable for displaying within a web-browser.
It can be downloaded or viewed using the link: encoding.dat

If you have wget available (typically on linux systems), then you can also obtain a copy using the command

 wget  -nd  biobank.ndph.ox.ac.uk/ukb/ukb/misc/encoding.dat