Early Literacy Intervention “Dosage” and Its Relation to ... - NCRECE
Early Literacy Intervention “Dosage” and Its Relation to ... - NCRECE
Early Literacy Intervention “Dosage” and Its Relation to ... - NCRECE
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Study 2:<br />
Dose by Frequency Interactions<br />
• 55 preK teachers<br />
• 367 children<br />
• 30-week implementation of book<br />
reading by trained teachers<br />
– High Intensity (120 sessions)<br />
– Low Intensity (60 sessions<br />
• Dose variable<br />
– HI: M = 31, SD = 26<br />
– LI: M = 36, SD = 25<br />
• Variables of interest<br />
– Outcome: PK composite<br />
– Dose: average across 10<br />
sessions<br />
– Intensity: by assignment<br />
– Covariates: age, attendance<br />
initial skills, CLASS,
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