Sara Fitzgerald?Butt|Andrew Bodine|Kevin M. Fry|Jerry Ash|Ali N. Zaidi|Vidu Garg|Cynthia A. Gerhardt|Kim L. McBride
Measuring genetic knowledge: a brief survey instrument for adolescents and adults
Nationwide Children's Hospital|Nationwide Children's Hospital|The Ohio State University|Nationwide Children's Hospital|The Ohio State University|Nationwide Children's Hospital|Nationwide Children's Hospital|Nationwide Children's Hospital
basic knowledge genetics essential understanding genetic testing counseling lack written english language validated published measure limited ability evaluate genetic knowledge patients families begin psychometric analysis truefalse genetic knowledge measure 18item measure completed parents children congenital heart defects chd n 465 adolescents young adults chd age 1525 n 196 mean total correct score 126 standard deviation sd 35 range 018 utilizing exploratory factor analysis determined one three correlated factors abilities captured measure confirmatory factor analysis determined two factor model best fit although necessary remove two items remaining items exhibited adequate psychometric properties multidimensional item response theory analysis scores factor computed sumscore conversion table derived conclude genetic knowledge measure discriminates best low knowledge levels therefore well suited determine minimum adequate amount genetic knowledge however reliability testing validation diverse research clinical settings needed