Edinburgh Handedness Inventory: Difference between revisions
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{{Infobox medical test | |||
| name = Edinburgh Handedness Inventory | |||
| image = <!-- Image removed --> | |||
| caption = <!-- Caption removed --> | |||
| purpose = Assessing [[handedness]] | |||
}} | |||
The '''Edinburgh Handedness Inventory''' is a | The '''Edinburgh Handedness Inventory''' is a widely used [[questionnaire]] designed to assess the [[dominance (hand)|dominance]] of a person's [[handedness]]. It was developed by [[R. C. Oldfield]] in 1971 and is used in both clinical and research settings to determine whether a person is [[right-handed]], [[left-handed]], or [[ambidextrous]]. | ||
== | == Development == | ||
The inventory was created to provide a standardized method for assessing handedness, which is the preference most people show for using one hand over the other for tasks such as writing, throwing, or eating. The Edinburgh Handedness Inventory consists of a series of questions that ask individuals to indicate their preference for using the left or right hand in various activities. | |||
== Methodology == | |||
Participants are asked to perform a series of tasks and indicate which hand they use for each task. The tasks include writing, drawing, throwing, using scissors, using a toothbrush, and others. Each task is scored, and the scores are used to calculate a laterality quotient (LQ), which ranges from -100 (completely left-handed) to +100 (completely right-handed). | |||
== Scoring == | |||
The laterality quotient is calculated using the formula: | |||
= | :LQ = \frac{(R - L)}{(R + L)} \times 100 | ||
where ''R'' is the number of right-hand preferences and ''L'' is the number of left-hand preferences. A positive LQ indicates right-handedness, a negative LQ indicates left-handedness, and a score close to zero indicates ambidexterity. | |||
== | == Applications == | ||
The Edinburgh Handedness Inventory is used in various fields, including [[neuroscience]], [[psychology]], and [[education]], to study the relationship between handedness and brain function, cognitive abilities, and learning styles. It is also used in clinical settings to assess patients with [[neurological disorders]] or [[brain injuries]]. | |||
== Limitations == | |||
While the Edinburgh Handedness Inventory is a useful tool, it has limitations. It relies on self-reporting, which can be subjective, and it does not account for the complexity of handedness, which can vary across different tasks and contexts. | |||
== See also == | |||
* [[Handedness]] | * [[Handedness]] | ||
* [[Laterality]] | * [[Laterality]] | ||
* [[Brain lateralization]] | * [[Brain lateralization]] | ||
== References == | == References == | ||
* Oldfield, R. C. (1971). "The assessment and analysis of handedness: The Edinburgh inventory". Neuropsychologia. 9 (1): 97–113. doi:10.1016/0028-3932(71)90067-4. | |||
== External links == | |||
* [https://www.wikimd.com/wiki/Edinburgh_Handedness_Inventory Edinburgh Handedness Inventory on WikiMD] | |||
[[Category:Neuropsychological tests]] | |||
[[Category:Handedness]] | |||
[[Category:Psychological testing]] | [[Category:Psychological testing]] | ||
Latest revision as of 21:26, 27 December 2024
| Edinburgh Handedness Inventory | |
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| Calculator | |
| Purpose | Assessing handedness |
| Test of | |
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| ICD-9-CM | |
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| OPS-301 Code | |
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| MedlinePlus | |
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The Edinburgh Handedness Inventory is a widely used questionnaire designed to assess the dominance of a person's handedness. It was developed by R. C. Oldfield in 1971 and is used in both clinical and research settings to determine whether a person is right-handed, left-handed, or ambidextrous.
Development[edit]
The inventory was created to provide a standardized method for assessing handedness, which is the preference most people show for using one hand over the other for tasks such as writing, throwing, or eating. The Edinburgh Handedness Inventory consists of a series of questions that ask individuals to indicate their preference for using the left or right hand in various activities.
Methodology[edit]
Participants are asked to perform a series of tasks and indicate which hand they use for each task. The tasks include writing, drawing, throwing, using scissors, using a toothbrush, and others. Each task is scored, and the scores are used to calculate a laterality quotient (LQ), which ranges from -100 (completely left-handed) to +100 (completely right-handed).
Scoring[edit]
The laterality quotient is calculated using the formula:
- LQ = \frac{(R - L)}{(R + L)} \times 100
where R is the number of right-hand preferences and L is the number of left-hand preferences. A positive LQ indicates right-handedness, a negative LQ indicates left-handedness, and a score close to zero indicates ambidexterity.
Applications[edit]
The Edinburgh Handedness Inventory is used in various fields, including neuroscience, psychology, and education, to study the relationship between handedness and brain function, cognitive abilities, and learning styles. It is also used in clinical settings to assess patients with neurological disorders or brain injuries.
Limitations[edit]
While the Edinburgh Handedness Inventory is a useful tool, it has limitations. It relies on self-reporting, which can be subjective, and it does not account for the complexity of handedness, which can vary across different tasks and contexts.
See also[edit]
References[edit]
- Oldfield, R. C. (1971). "The assessment and analysis of handedness: The Edinburgh inventory". Neuropsychologia. 9 (1): 97–113. doi:10.1016/0028-3932(71)90067-4.
