what are qualitative research designs
QUALITATIVE RESEARCH DESIGNS. Six common qualitative designs are described in this chapter: phenomenological, ethnographic, grounded theory, historical, case study, and action research. Excerpts. from published nursing studies are presented for each of these six types of qualitative. research.
Basic Qualitative Research Characteristics. 1  Design is generally based on a social constructivism perspective. 2  Research problems become research questions based on prior research experience. 3  Sample sizes can be as small as one.  Data collection involves interview, observation, and/or archival (content) data.