Table 1. Selection criteria.

Category	Inclusion criteria	Exclusion criteria
Population	healthy children (6–12 years) and/or adolescents (13–18 years)	patients, athletes
Measurement	balance during single-task	balance during dual- and/or supra-postural task
Outcome	at least one measure of static steady-state, dynamic steady-state, proactive, and/or reactive balance	reported data did not allow for calculation of effect sizes; author(s) did not respond to our inquiries
Study design	cross-sectional studies	intervention studies not reporting pre-intervention data for healthy controls matching the other inclusion criteria