Effects of a Vertical Split-Keyboard on Posture, Comfort, and Performance

Thesis defense

Timothy M. Muss

11/16/1999

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Table of Contents

  1. Effects of a Vertical Split-Keyboard on Posture, Comfort, and Performance
  2. Presentation Outline
  3. Importance of Keyboard Studies
  4. What is Injured?
  5. Alternative Keyboard Designs
  6. Keyboards and Posture
  7. Keyboards and Posture
  8. The "Vertical" Prototype
  9. Cornell Pilot Study
  10. Design Modification
  11. Research Goal
  12. Independent Variables
  13. Dependent Variables
  14. Dependent Variables
  15. Experimental Design
  16. Experimental Conditions
  17. Experimental Conditions
  18. Experimental Conditions
  19. Results
  20. Results
  21. Results
  22. Results
  23. Results - Potential Risk of Injury F/E
  24. Results - Potential Risk of Injury R/U
  25. Results - Potential Risk of Injury R/U
  26. Results - Potential Risk of Injury F/E
  27. Results
  28. Results
  29. Results
  30. Conclusions
  31. Conclusions
  32. Conclusions
  33. Conclusions
  34. Conclusions
  35. Future Research
  36. Summary

Author: Tim Muss

Email: tmm19@cornell.edu

Home Page: http://ergo.human.cornell.edu

Download the presentation made at the Human Factors and Ergonomics Society Annual Conference, Houston, October, 1999.