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WISC-IV Gf-Gc Configuration

WISC-IV Subtests and Proposed Broad and Narrow Abilities

 

Broad Abilities

Narrow Abilities

Verbal Comprehension

 

 

Similarities

Gc

Language Development

Lexical Knowledge

Vocabulary

Gc

Language Development

Lexical Knowledge

Comprehension

Gc

Language Development

General Information

Information

Gc

General Information

Word Reasoning

Gc

Lexical Knowledge

General Information

Perceptual Reasoning

 

 

Block Design

Gv

Spatial Relations

Visualization

Picture Concepts

Gc

General Information

 

Gf

Induction

Matrix Reasoning

Gf

Induction

Picture Completion

Gv

Flexibility of Closure

 

Gc

General Information

Working Memory

 

 

Digit Span

Gsm

Memory Span

Letter-Number Sequence

Gsm

Working Memory

Arithmetic

Gq

Math Achievement

 

Gf

Quantitative Reasoning

Processing Speed

 

 

Coding

Gs

Rate of test taking

Symbols Search

Gs

Perceptual Speed

Rate of test taking

Cancellation

Gs

Perceptual Speed

 

 

 

Adapted from Appendix A, pp. 445 453, The Intelligence Test Desk Reference (ITDR): Gf-Gc Cross-Battery Assessment (McGrew & Flanagan, 1998).