Parents completed the Home Situations Questionnaire (HSQ), Weschler Preschool and
Primary Intelligence Scale (WPPIS), General Functioning Scale of the Family Assessment Device, Social Provisions Scale, Beck Depression Inventory, Child Behavior Checklist (CBCL), and the Parenting Sense of Competence Scale.
Not exact matches
Main outcome measures were Bayley's
Scales of Infant Development at age 13 months (Mental Index, MDI; Psychomotor Index, PDI), Wechsler Preschool and
Primary Scales of
Intelligence (WPPSI - R), and Peabody Developmental
Scales at age 5.
The Wechsler tests, Wechsler
Intelligence Scale for Children (WISC - IV) and Wechsler Preschool and
Primary Scale of
Intelligence (WPPSI - III), and the Stanford Binet (SB - 5) are the most common individual IQ tests.
General intellectual functioning is assessed by a modified Kaufmann ABC II (Bangalore and Dar es Salaam), the Wechsler Preschool and
Primary Scale of
Intelligence — III (Bangalore) or the Wechsler
Intelligence Scale for Children VI, Indian version (Delhi).
Cognition measured by IQ at 3.5 years (Wechsler Preschool and
Primary Scale of
Intelligence - IV32) and at 14 years (WISC - V31 or an equivalent adequate version at the time) are secondary outcomes, together with outcomes related to psychomotor development, behaviour and ADHD.
Measures utilized included the Child Behavior Checklist / 4 -18 (CBCL), the Monitoring the Future National Survey Questionnaire, the Service Utilization Interview, the Self - Perception Profile for Children (SPPC), and the Wechsler Preschool and
Primary Scales of
Intelligence — Third Edition (WPPSI - III).
Intelligence was also assessed, using the Wechsler Preschool and
Primary Scale of
Intelligence (WPPSI - R).
Children were assessed with the Bayley Mental Development Index (MDI) and the Wechsler Preschool and
Primary Scales of
Intelligence (WPPSI - R).