Table 1.
Study eligibility and exclusion criteria.
Fig 1.
Flow chart of the search results and screening process.
Table 2.
School-based educational interventions: comparing different teaching modalities for enhancing adolescents’ critical appraisal abilities.
Fig 2.
Risk of bias for each domain in included studies.
Table 3.
School-based educational interventions compared to instruction as usual for enhancing adolescents’ critical appraisal abilities.