Achievement of target of treatment will be measured by questions regarding the patients' expectation of the treatment at baseline and at a 6 month follow-up. The questions at 6 months will be based on the interviews at inclusion. Furthermore quality of life will be measured with three different measuring instrument; SF-36 short form, Seattle Angina Questionnaire (SAQ), and EQ-5D. These instruments will be given to the patients at baseline, at six months and at the five year follow up.