![]() ![]() Calculating an Effect-Size Index: Once the necessary data is assembled, the fourth step entails calculating effect sizes, which represent the differences in average scores between intervention and control groups.While some characteristics may present challenges due to incompleteness or ambiguity, meticulous coding ensures accuracy. A comprehensive codebook outlines the variables to be coded, capturing essential aspects of each study. Coding of Studies: In this phase, main characteristics of the included studies are recorded.Utilize electronic databases like PsycInfo, MedLine, and ERIC, while also exploring conference proceedings, reference lists, and direct communication with researchers. Literature Search: The next step involves an extensive review of relevant studies related to the research questions. ![]() To maintain focus, it is crucial to address one specific metric at a time, allowing for a thorough analysis.
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