Home Instruction for Parents of Preschool Youngsters (HIPPY)® Meets HHS Criteria

Model effectiveness research report last updated: 2020

Effects shown in research & outcome measure details

Positive parenting practices

Findings rated high

Home Instruction for Parents of Preschool Youngsters (HIPPY)®
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Outcome measure Effect Follow-up timing Sample Sample size Intervention group Comparison group Group difference Effect size Statistical significance
Parent-Home Survey
FavorableUnfavorable or ambiguousNo Effect
16 weeks Full sample 51 mothers Mean = 70.58 Mean = 61.64 Mean difference = 8.94 Study reported = 0.87 Statistically significant,
p = 0.00
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Outcome measure Outcome measure description Collection method Properties

Parent-Home Survey

A researcher-developed instrument that assessed parents’ use of home-based supports for children like oral language-based activities, print-based activities, literacy exposure, and parent book reading. The responses were used to generate an index of parent involvement. Parent/caregiver report

Cronbach’s α = 0.71

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