Saturation in Qualitative Research

Résumé du livre

Saturation is a core principle used in qualitative research. It is used to determine when there is adequate data from a study to develop a robust and valid understanding of the study phenomenon. Saturation is applied to purposive (nonprobability) samples, which are commonly used in qualitative research. Saturation is an important concept because it provides an indication of data validity and therefore is often included in criteria to assess the quality of qualitative research. Saturation has its origins in the grounded theory approach to qualitative research, where it is used to determine data adequacy for theory development; however, it is also used outside of grounded theory to justify sample sizes for qualitative studies. This entry briefly describes how saturation works in grounded theory, then focuses ...