aksayli2019 | R Documentation |
Results from 48 studies, including 637 effect sizes (Hedge's g), on the effect of the Cogmed Working Memory Training program on cognitive and academic outcomes \insertCiteaksayli2019cognitivepsymetadata.
data(aksayli2019)
A dataset with 637 rows and 15 variables.
study_id
: unique id for study
es_id
: unique id for effect size
yi
: effect size in Hedge's g
vi
: variance (SE^2)
ni
: sample size
author
: author of study
transfer
: transfer type: near or far
test
: type of working memory test?
allocation
: whether participants were randomly assigned
comparison
: active or non-active: whether the CWMT groups was compared to another cognitively demannding activity
baseline
: standardized mean difference corrected for upward bias between exp. and control at pre-test assessment
age_group
: whether participants were children (< 16 yrs), adults (17-55), or older adults (> 55)
age_mean_exp
: mean age of experimental group
age_mean_control
: mean age of control group
population
: whether the participants were typical subjects not suffering from any clinical conditions
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