• How is the disease/condition/population defined? • What are the most important characteristics that describe the population? • Are there any relevant demographic factors (e.g. age, sex, and ethnicity)? • What is the setting (e.g. hospital, community etc.)? The question is about homeless people and frequent visit to the emergency department. The important characteristics is no housing compared to no housing InterventionNariable of Interest What Intervention, Variable(s), or Indicator(s) (therapy, strategy, diagnostic test or exposure) are you interested in? Defining this piece is often the central part of the question Decrease emergency department visit.
Comparison What alternative or different option do you want to compare your intervention to? Housing compared to no housing
Outcome What measurable outcome/s are you interested in? Some examples include: symptoms of asthma, improved memory, decreased falls, teen pregnancy rates, quality of life, etc. Decrease frequent emergency department visit. PICO Question Write out your question. Your question should contain concise but specific terms from the sections above and should be used to help establish your search strategy): In the homeless population age 35 to 65, how does no affordable housing compared to no housing help decrease frequent emergency department visit.