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Table 1 Performance and parent-report observational (PRO) measures used for convergent validity by NIH-TCB construct in study 3

From: The NIH Toolbox Cognitive Battery for intellectual disabilities: three preliminary studies and future directions

Construct

Toolbox task

Validation measures

Type

Cognitive flexibility

Dimensional charge card sort (DCCS)

KiTAP flexibility: errors and median Rxn time

Performance

BRIEF-preschool flexibility scale

BRIEF-school-age emotional control and shift scale

PRO

Inhibitory control and visual attention

Flanker

KiTAP go/no-go: errors, median, and SD Rxn time

Performance

ABC hyperactivity subscale raw score

PRO

BRIEF-preschool and school-age inhibit scale

PRO

KiTAP distractibility: errors, median, and SD Rxn time

Performance

SWAN attention subscale

PRO

Receptive vocabulary

Picture vocabulary

PPVT-4 raw score

Performance

Letter ID and word reading

Oral reading

WJ-4 letter/word ID raw score

Performance

Episodic memory

Picture sequence memory

Leiter-R forward memory raw score

Performance

Leiter-R spatial memory picture score

Performance

Processing speed

Pattern comparison

KiTAP go/no-go: errors, median, and SD Rxn time

Performance

Working memory

List sorting

SB-5 verbal working memory

Performance

BRIEF-preschool and school-age working memory scale

PRO