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Table 6 Scale Level Content Validity Index (SCVI/Ave) for the five dimensions

From: Development of a home literacy environment questionnaire for Tamil-speaking kindergarten children

Dimension SCVI / Ave
Physical environment (PE) 0.95
Parent literacy habits (PLH) 0.97
Child literacy habits (CLH) 0.94
Parent-child interaction for language and literacy activities (PCI) 0.96
Parental beliefs (PB) 0.95