Lj. Bridges et al., AGREEMENT BETWEEN AFFECTIVELY BASED OBSERVATIONAL AND PARENT-REPORT MEASURES OF TEMPERAMENT AT INFANT AGE 6 MONTHS, Infant behavior & development, 16(4), 1993, pp. 501-506
This study associated two temperament measures: The Rothbart Infant Be
havior Questionnaire (IBQ) and the Goldsmith and Rothbart Laboratory T
emperament Assessment Battery. Seventy-one infants were observed. Moth
ers completed the IBQ. Observed anger related to reported distress to
limitations, whereas pleasure expressions related to reported smiling
and laughter.