A Meta-Analysis of the Studies on the Factors Affecting the Success of Knowledge Management in Iran

Meta-analysis is one of the most important and efficient methods and strategies of research because it provides the possibility of summarizing, integrating, combining, and interpreting the data and results of quantitative research and even expanding the theory in many areas of knowledge management. Aiming to quantitatively combine the results of research conducted on the factors affecting the success of knowledge management in Iranian organizations and using meta-analysis and CMA2 software, the study at hand selected 27 dissertations and 31 articles (58 studies in sum) from 2001 to 2019 using inclusion criteria and examined them. Cohen's d was used to interpret the effect size. Findings show that among all the variables studied in this meta-analysis, the ones with the greatest effect sizes are organizational culture (0.502), information technology (0.526), ​​support by top managers (0.604), knowledge sharing (0.608), motivation (0.554), education (0.537), empowerment (0.540), participation (0.557), teamwork (0.727), and human resource Management (0.645).