Fact · Accessibility and health
In the 2001 study, the three split keyboard configurations produced no differences in ulnar deviation from each other.
Checked against its source on October 16, 2026
In the source's own words
“There were no differences in ulnar deviations among the 3 alternative configurations.”
Effect of setup configurations of split computer keyboards on wrist angle, Richard W. Marklin and Gerald C. Simoneau, Physical Therapy, 2001, Results.
Open the original- What it measures
- The configurations differed in the opening angle and the distance between the keyboard halves.
- What it does not show
- Measures wrist angle only, in a small group of experienced operators.