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Parental Differential Treatment Of Siblings And Sibling Differences In Intelligence

Table 3:

GFR1–GFR2 Parent VIQ1–VIQ2 PIQ1–PIQ2 IQ1–IQ2
GFR derived from 60 items Fathers .475* .085 .188
Mothers .272* .063 .119
GFR derived from 10 scales Fathers .326* .269* .361*
Mothers .237 .182 .244
GPR derived from 5 scales Fathers .265* .232 .308*
Mothers .225 .181 .234
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