Four methods for reviewing a body of research literature - narrative review, descriptive review, vote-counting, and meta-analysis - are compared. Meta-analysis as a formalized, systematic review method is discussed in detail in terms of its history, current status, advantages, common analytic methods, and recent developments.
King, W., & He, J. (2005). Understanding the Role and Methods of Meta-Analysis in IS Research. Communications of the Association for Information Systems, 16, pp-pp. https://doi.org/10.17705/1CAIS.01632