Hand Dominance Questionnaire (HDQ)

The Hand Dominance Questionnaire (HDQ) consists of 14 items that assess the handedness of the individual as it pertains to various tasks.

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Item Coding

The HDQ consists of 14 items.

Thirteen of these items are rated on a 3-point Likert scale as follows:

Left	Right	Either
1	2	3

One item is rated on a 2-point scale as follows:

Yes	No
1	2

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Scales

The HDQ yields 1 total score. Description of the scales and item loadings are listed below. Scale scores are calculated as the sum of respective items. No items are reverse scored.

Scale Name (Abbr.)	Description	Item loadings
HDQ Total Score		1-14

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Resource Files

• Questionnaire
• CIDA Item file
• CIDA Scoring file
• SPSS Scoring Syntax file

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References

• Chapman, L. J., & Chapman, J. P. (1987). The measurement of handedness. Brain and Cognition, 6, 175-183.

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Created by Jacky Diaz

Updated 3-5-08