Aged Aged, 80 and over Antihypertensive Agents--therapeutic use Biomarkers--blood Blood Pressure Cholesterol, LDL--blood Educational Status Female Health Behavior Health Knowledge, Attitudes, Practice Humans Hypolipidemic Agents--therapeutic use Ischemic Attack, Transient--diagnosis Male Middle Aged Nurse's Role Patient Education as Topic--methods Protective Factors Risk Factors Risk Reduction Behavior Secondary Prevention--methods Stroke--diagnosis Sweden Telephone Time Factors Treatment Outcome