Fig. 1

Flowchart of study population and outcomes. Incident cases of gout with ULT were identified from 2011-2013. ^aAn incident case of gout was defined as having been given a diagnosis of gout (ICD-10 M10, M14.0-14.1) at a visit in any care setting from 2011-01-01 to 2013-12-31 not preceded by a gout diagnosis or a dispensation of ULT during the previous 5 years. Out of these, the following two groups were identified: ^ball cases with initiation of ULT within 365 days from diagnosis, ^call cases with ULT non adherence defined as not being dispensated new ULT125 days from last (ULT) dispensation. *For sensitivity analysis the group receiving ULT within 30 days from first diagnosis was identified