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262 items of data are available, covering 262 participants, encoded using Data-Coding 59. Defined-instances run from 0 to 0, labelled using Instancing 2.
Against participant wishes7
Lack of time4
Reason not known14
Other health reason83
Unable to understand instructions7
High heart rate5
Unable to maintain recommended speed12
Reason ECG measurement was not completed (entered as free-text by a UK Biobank Staff member).
This field was created by post-hoc coding the free-text reasons entered during the assessment centre visit. The encoding used was constructed after the data had been examined to determine suitable representative groupings.