OR ISRTCN OR ACTRN* OR (NCT* not NCT) OR (clinical trials/ AND random*.ti.) Limit to other study types, as needed AND (exp Cohort Analysis/ OR exp longitudinal studies/ OR exp prospective studies/ OR exp retrospective studies/ OR exp clinical trials/ OR (cohort* OR longitudinal OR prospective OR retrospective OR "case control" OR compar* OR "control group" OR "controlled study" OR "controlled trial" OR "cross over" OR crossover OR "double blind" OR "double blinded" OR "matched controls" OR placebo* OR random* OR sham OR validat*).ti,ab. OR ((versus OR vs).ti.) Limit to database study types AND ("0300 clinical trial" or "0430 followup study" or "0450 longitudinal study" or "0451 prospective study" or "0453 retrospective study" or "0830 systematic review" or 1200 meta analysis or 1300 metasynthesis or 2100 treatment outcome) Appendix K: Alternative Text Descriptions of Algorithms A. Module A: Screening and Diagnosis 1. Module A begins with Box 1, in the shape of a rounded rectangle: Adult in healthcare system 2. Box 1 connects to Box 2, in the shape of a hexagon, asks the question: Is the patient currently being treated for HTN? a. If the answer is Yes to Box 2, then Box 3, in the shape of an oval: Go to Module B, b. If the answer is No to Box 2, then Box 4, in the shape of a rectangle: Obtain office blood pressure (see Sidebar 1) 3. Box 4 connects to Box 5, in the shape of a hexagon, asks the question: When measured properly (see Appendix G), is SBP 120 mm Hg or DBP 80 mm Hg? a. If the answer is Yes to Box 5, then Box 6, in the shape of a hexagon, asks the question: Does patient have an acute injury or illness? i. 