PEO is especially helpful for qualitative questions.
P: Patient or Population or Problem
- Who are the patients or community being affected?
- What are their symptoms, age, gender etc?
E: Exposure or Environment
- Is the population exposed to a condition or illness, risk factor, screening, rehabilitation, services?
- What setting applies?
O: Outcomes or themes
- What are you hoping to achieve?
A topic: Long-term homeless reintegrating into society
The PEO breakdown:
P: Patient or population or Problem - Long-term homeless men
E: Exposure or Environment - Community living complex with residents' charter
O: Outcomes or Themes - Increased social interaction
Does a community living complex with a residents' charter (E) enable increased social interaction (O) for men who have been homeless for several years (P)?