What are the different types or levels of research articles?
Answer
There are different types of research articles including empirical (primary or original), review, theoretical, etc. Watch this video and read this outline.
Empirical articles have a Methods section that describes the scientific method (interview, case studies, survey, longitudinal study, cross-sectional study, clinical trial, etc.) used in the research. Review articles provide analysis or reviews of pertinent research on a topic.
This levels of evidence video provides examples of the different and hierarchical levels of research evidence.