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. Author manuscript; available in PMC: 2017 Sep 1.
Published in final edited form as: Educ Psychol Rev. 2015 Jun 28;28(3):551–576. doi: 10.1007/s10648-015-9321-7

Table 3.

Results from Moderator Analysis of Not-Standardized Foundational Reading Skills Measures

Moderator Level Number of effect sizes Mean effect size SE Q-between p value
Intervention Type Foundational Skills 21 0.59 .08 0.18 .67
Multi-component 12 0.67 .17
Group Size1 1:1 15 0.56 .10 0.58 .45
2–3 8 0.71 .16
Implementer Researcher 13 0.55 .07 1.00 .32
School Personnel 20 0.70 .13
1

Analysis constrained by low statistical power.