Advance Directive Implementation and Scientific Evaluation Study

health related personal data extraction from digital medical records (i.e. patient characteristics; start, end and duration of hospitalization and ICU stay; admitted from another hospital, nursing home or comes with emergency medical Service; formal data of written advance directives; data of unwritten advance directive; information on the contents of the advance directives (regarding life-worthy conditions, health care agents, resuscitation, pain management, artificial nutrition, hydration, surgeries, renal replacement, mechanical circulation, mechanical ventilation, pacemaker, administration of blood products, treatment of infections, organ donation, autopsy); patient history; clinical data; therapeutic features; outcome at discharge; knowledge regarding relatives and their level of information about the advance directives; discussion of euthanasia and self-determination of dying.