Writing a literature review will take time to gather and analyze the research relevant to your topic, so it is best to start early and give yourself enough time to gather and analyze your sources. The process of writing a literature review usually covers the following steps:
Some questions to think about as you develop your literature review:
PICO is an acronym for
PICO is used to create a researchable question based on a clinical situation you have encountered. Based on your PICO question, you will identify keywords and/or subject terms to use in database searches.
You can use PICO to develop your research question.
P - Patient or population/disease: Which population are you studying? (Consider age, gender, ethnicity, group with a certain disorder, etc.)
I - Intervention, prognostic factor, or exposure: What do you want to do for the patient? (Consider therapy, exposure to a disease, risk behavior, prognostic factor, preventative measure, or diagnostic test)
C - Comparison or control: Are you comparing two interventions or variables? (Consider absence of disease, absence of risk factor, or use of placebo)
O - Outcome: What is the expected result or what do you hope to accomplish, improve or affect? (Consider disease incidence, accuracy of a diagnosis, rate of occurrence of adverse outcome, survival or mortality rates)What is the expected result or what do you hope to accomplish, improve or affect? (Consider disease incidence, accuracy of a diagnosis, rate of occurrence of adverse outcome, survival or mortality rates)