Patients with stable (maintenance) lipid-lowering therapy (including those with existing PCSK9i therapy) or those with any therapy changes (including newly initiated PCSK9i treatment) will be documented in this study. Compared to the former group with stable drug treatment, the latter group will likely have major LDL-C changes during the first few weeks, which will be accounted for by (retrospective) monthly documentation in the first 3 months (data will be documented at the 6-month visit.