Table 3 Deficiencies identified with the OSHA VDT workstation checklist
Deficiency in VDT workstation design | Percentage N = 1954 | Item number* |
|---|---|---|
Difficulty in performing computer & telephone tasks at same time | 58.4% | 31 |
Difficulty in keeping upper arms and elbow close to body | 45.8% | 5 |
Awkward position of shoulders and arms | 40.6% | 4 |
Improper placement of document holder | 40.4% | 28 |
Non-supportive armrest | 39.9% | 15 |
Poor design of wrist rest | 35.4% | 29 |
Seat front pressing against back of knees (seat design) | 35.2% | 13 |
Difficulty in keeping wrists and hands straight | 34.9% | 7 |
Improper placement of wrist rest | 32.8% | 30 |
Foot not resting on ground | 32.0% | 9 |
Thighs not being parallel | 30.4% | 8 |
Difficult in keeping forearms and wrists straight | 29.9% | 6 |
Wrist and hands resting on sharp/hard edge | 29.6% | 19 |
Poor maintenance of equipment | 29.4% | 33 |
Seat cushion poorly designed | 28.8% | 14 |
Equipment not adjustable to suit requirement | 28.8% | 32 |
Non-supportive backrest | 27.8% | 11 |
Difficulty in keeping trunk perpendicular | 27.6% | 3 |
Monitor distance being too far | 26.6% | 22 |
Input devices (Keyboard and mouse) placed improperly | 26.5% | 17 |
Head, neck and trunk in a twisted position while working | 26.4% | 2 |
Glare present on screen | 23.6% | 24 |
Computer tasks not varied with insufficient breaks | 22.9% | 10 |
Top-line of screen being above eye level | 22.8% | 20 |
Head and neck bent while working | 20.6% | 1 |
No clearance space underneath the table | 20.4% | 26 |
Insufficient seat width and length | 18.7% | 12 |
Monitor placement not directly in front | 18.4% | 23 |
Difficulty in working while using spectacles | 17.3% | 21 |
Thighs being trapped under the computer table | 16.0% | 25 |
Non-stable input device (Keyboard and mouse) platform | 15.6% | 16 |
Non-stable document holders | 12.6% | 27 |
Non-suitable type of input device | 11.3% | 18 |