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Version 1.2 – Updated June 2023

Pre-school with at-risk students

Overview

  • Influence: Pre-school with at-risk students
  • Domain: School
  • Sub-Domain: Pre-school interventions
  • Potential to Accelerate Student Achievement: Potential to accelerate
  • Influence Definition: Investigates early interventions with preschool-aged children at risk of developmental, learning or behavioral disabilities.

Evidence

  • Number of meta-analyses: 12
  • Number of studies: 1,330
  • Number of students: 80,697
  • Number of effects: 9,193
  • Weighted mean effect size: 0.51
  • Robustness index: 5

Meta-Analyses

Meta-Analyses
Journal Title Author First Author's Country Article Name Year Published Variable Number of Studies Number of Students Number of Effects Effect Size
Report Exceptional Child Center USA Early intervention research institute: Final report, 1982-1983 1983 Handicapped and disadvantaged students 156 0 1,436 0.43
Journal of Educational Psychology Horn & Packard USA Early identification of learning problems: A meta-analysis. 1985 Early prediction of learning problems 58 59,998 138 0.90
Journal of Children in Contemporary Society Casto & White USA The efficacy of early intervention programs with environmentally at-risk infants 1985 At risk children 126 0 663 0.43
Evaluation and Program Planning Ottenbacher & Petersen USA The efficacy of early intervention programs for children with organic impairment: A quantitative review 1985 Early intervention for disabled students 38 1,544 118 0.97
Analysis and Intervention in Developmental Disabilities White & Casto USA An integrative review of early intervention efficacy studies with at-risk children: Implications for the handicapped 1985 Handicapped 326 0 2,266 0.52
Analysis and Intervention in Developmental Disabilities White & Casto USA An integrative review of early intervention efficacy studies with at-risk children: Implications for the handicapped 1985 Handicapped & disadvantaged 162 0 1,665 0.44
Exceptional Children Casto & Mastropieri USA The Efficacy of Early Intervention Programs: A Meta-Analysis 1986 Handicapped 74 0 215 0.68
Prevention and Treatment Nelson, Westhues, & Macleod Canada A Meta-Analysis of Longitudinal Research on Preschool Prevention Programs for Children 2003 Pre school prevention programs 34 0 721 0.53
Dissertation Crosby USA Meta-analysis of second generation early intervention efficacy research involving children with disabilities or delays 2004 Early intervention with disabled or delayed children 44 2,267 196 0.14
Exceptionality Innocenti & White USA Are More Intensive Early Intervention Programs More Effective? A Review of the Literature 1993 Early intervention 155 0 797 0.60
Conference paper Kim, Innocenti, & Kim Korea When should we begin? A comprehensive review of age at start in early intervention 1996 Early intervention 80 0 659 0.25
Dissertation Mentore USA The effectiveness of earl intervention with young children "at risk": a decade in review 1999 Early interventions 77 16,888 319 0.48
TOTAL/AVERAGE 1,330 80,697 9,193 0.53
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