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Studies on the advantage of bilingualism in children: a meta-analytic review

lowe2020.Rd

Results from 150 studies, including 1194 effect sizes (Hedge's g), on the extent to which shared reading impacts language development (Lowe 2020) .

Usage

data("lowe2020")

Format

A data frame with 1194 rows and 20 variables:

  • pub_year: year of publication

  • pub_type: publication type

  • es_id: effect size id

  • study_id: study id

  • yi: effect size (Hedge's g)

  • vi: sampling variance (SE^2)

  • subsample: coding for independent subsamples within studies

  • participants: unique id for participant pairs

  • clusters: unique id for participant clusters

  • lab_group: unique id for research group

  • proficiency: whether sample consisted of emergent or balanced bilinguals

  • age: mean age of the sample

  • country: country of study

  • geo_area: geographic area of study

  • match: did the study use matched samples (0 = no, 1 = yes)

  • study_quality: summated study quality score

  • verbal_non_verbal: whether task was verbal, non-verbal, or both

  • outcome_task: name of task used

  • outcome_type: coded for incongruent, congruent, and neutral trials

  • sub_measure: coded for reaction time, accuracy, or other outcomes

Details

Further details can be found at https://osf.io/jv7wt/

References

Lowe C (2020). “The bilingual advantage in children: a meta-analytic review.” PsyArXiv.