Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com), Millisecond
Last Modified: January 09, 2023 by K. Borchert (katjab@millisecond.com), Millisecond
Script Copyright © Millisecond Software, LLC
This script implements the Edinburgh Handedness Inventory - Short Form (Veale, 2014)
Veale, J.F. (2014). Edinburgh Handedness Inventory - Short Form: A revised version based on confirmatory factor analysis. Laterality, 19, 164-177.
Original Edinburgh Handedness Inventory: Oldfield, R.C. (1971). The assessment and analysis of handedness: The Edinburgh inventory. Neuropsychologia, 9, 97-113.
1 minute
4 5-point Likert choice questions that ask about handedness
4 5-point Likert choice questions that ask about handedness.
The response scale "-100 (always left) - +100 (always right)".
Scoring in Veale (2014, p. 15)
File Name: edinburghhandednessinventory_sf_summary.iqdat' (Inquisit Lab: one data file per participant)
| Name | Description |
|---|---|
| inquisit.version | Inquisit version number |
| computer.platform | Device platform: win | mac |ios | android |
| startDate | Date the session was run |
| startTime | Time the session was run |
| subjectId | Participant ID |
| groupId | Group number |
| sessionId | Session number |
| elapsedTime | Session duration in ms |
| completed | 0 = Test was not completed 1 = Test was completed |
| ehiSfCountMissingItems | The number of questions that have not been answered by default settings, all questions are required to be answered. However, that setting can be changed. If default setting is changed, the above variable can be used as a flag. |
| ehiSfTotal | Sum of all handedness questions 1 to 4 (default range: -400 - +400) |
See Veale (2014) For Scoring |
|
| ehiSfLQ | Laterality Quotient: mean of all responded to questions (default range: -100 - +100) -100 - -61: Left handers -60 - +60: Mixed handers 61 - 100: Right handers + individual responses to all 4 questions |
File Name: edinburghhandednessinventory_sf.iqdat
| Name | Description |
|---|---|
| date | Date the session was run |
| time | Time the session was run |
| subject, group, session | With the current subject/groupnumber/session id |
| build | Inquisit version number |
| q*_response | Response given (in assigned values) for q1-q4 Scale: -100 (always left) - +100 (always right) |
| q*_latency | How much time (in ms) the participant spent on the surveyPage with this particular question (the last time this particular surveyPage was visited) |