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Results from 332 studies, including 1,555 effect sizes (Hedge's g), on whether skills learned from cognitive training generalize to other situations (Sala et al. 2019) .

Usage

data(sala2019)

Format

A data frame with 1,555 rows and 10 variables:

* study_id: unique id for each meta-analysis * es_id: unique id for each effect size * yi: the observed effect size, expressed in Hedge's g * vi: the variance of the observed effect size * ni: the total sample size for the observed effect size in the meta-analysis * author: author of study * comparison: type of control group ("Active" or "Non-active") * age: Age group used in study ("adults", "LD children", "TD children", "old", or "children") * test: test used in study * model: indicator for which model the study is used (see paper for details)

References

Sala G, Aksayli ND, Tatlidil KS, Tatsumi T, Gondo Y, Gobet F, Zwaan R, Verkoeijen P (2019). “Near and far transfer in cognitive training: A second-order meta-analysis.” Collabra: Psychology, 5(1).