An EXAMINATION OF PSYCHOMETRIC PROPERTIES AND VALIDITY OF THE TODDLER BEHAVIOR ASSESSMENT QUESTIONNAIRE

The Toddler Behavior Assessment Questionnaire (TBAQ) developed by Gold-smith was examined in terms of psychometric properties and validity: distribution of answer for each item, internal consistencies and discriminant properties of tempera-mental scales, and each convergence between maternal, paternal scales and labora-tory measures _ Although a few items were inadequate in distribution of answer, most items were found to be able to discriminate among Japanese children effectively_ All scales proved to have high internal consistencies and acceptable discriminant properties _ Concerning validity, there were low to moderate degree of agreement between mother and father report, and moderate convergence between maternal reports and laboratory measures only for Social Fear scale