Research Article
Work-Related Health Disorders among Saudi Computer Users
Table 3
Positive ergonomics components of the examined workstations.
| Number | Ergonomics components | KAU* ( = 100) | SAUDIA** ( = 100) | STC*** ( = 100) | Number of positives | Average | Number of positives | Average | Number of positives | Average |
| I | Noise and thermal environment | | | | | | | 1 | Quietness | 75 | 84.0 | 78 | 81.5 | 83 | 86.5 | 2 | Air-conditioning | 93 | 85 | 90 |
| II | Display screen | | | | | | | 3 | Monitor location | 71 | 80.4 | 70 | 75.4 | 97 | 87.4 | 4 | Monitor top | 80 | 100 | 99 | 5 | Monitor distance from eye | 71 | 100 | 98 | 6 | Monitor tilting | 75 | 72 | 97 | 7 | Glare and reflection | 68 | 60 | 70 | 8 | Image stability | 91 | 67 | 80 | 9 | Ease of reading | 95 | 68 | 74 | 10 | Brightness and contrast | 92 | 66 | 84 |
| III | Desk | | | | | | | 11 | Space | 81 | 78.4 | 100 | 81.4 | 100 | 99.4 | 12 | Layout | 85 | 85 | 99 | 13 | Distance from eye | 74 | 86 | 100 | 14 | Room for leg | 93 | 65 | 100 | 15 | Hand/wrist | 59 | 71 | 98 |
| IV | Mouse | | | | | | | 16 | Distance from hand | 83 | 77.7 | 75 | 71.3 | 72 | 71.3 | 17 | Run | 76 | 78 | 76 | 18 | Operator’s familiarity | 74 | 61 | 66 |
| V | Seat | | | | | | | 19 | Height | 89 | 75.3 | 100 | 74.7 | 99 | 77.7 | 20 | Dimensions | 78 | 72 | 95 | 21 | Armrest | 76 | 75 | 77 | 22 | Backrest | 64 | 79 | 59 | 23 | Pad (foam) | 71 | 60 | 63 | 24 | Comfort and stability | 73 | 62 | 73 |
| VI | Space and room layout | | | | | | | 25 | Adequate access | 90 | 73.7 | 65 | 68.9 | 24 | 78.7 | 26 | Space around seat | 86 | 100 | 100 | 27 | Layout | 80 | 61 | 93 | 28 | Location of equipment | 62 | 61 | 88 | 29 | Monitors’ positions | 51 | 66 | 100 | 30 | Obstructions and hazards | 75 | 60 | 100 | 31 | Housekeeping | 72 | 69 | 46 |
| VII | Illumination | | | | | | | 32 | Lighting level | 91 | 72.3 | 55 | 48.8 | 60 | 86.8 | 33 | Luminaries | 66 | 46 | 99 | 34 | Effectiveness | 61 | 43 | 97 | 35 | Background behind screens | 71 | 51 | 91 |
| VIII | Training and provision of information | | | | | | | 36 | Use of software | 75 | 71.5 | 46 | 47.3 | 76 | 60.3 | 37 | Habit keying | 73 | 59 | 66 | 38 | Adjustment | 74 | 43 | 65 | 39 | Good posture and visual fatigue | 64 | 41 | 34 |
| IX | Keyboard | | | | | | | 40 | Distance | 69 | 69.7 | 66 | 66.0 | 98 | 95.0 | 41 | Width | 73 | 69 | 75 | 42 | Height and key angle | 67 | 63 | 92 |
| X | Footrest | | | | | | | 43 | Compression of thigh | 68 | 68.0 | 65 | 65.0 | 54 | 54.0 |
| XI | Document holder | | | | | | | 44 | Need | 64 | 63.0 | 90 | 90.0 | 39 | 38.0 | 45 | Balance of head posture | 62 | 90 | 37 |
| XII | Work organization rating | | | | | | | 46 | Breaks | 79 | 59.7 | 100 | 73.3 | 88 | 89.3 | 47 | Urgent peaks and interruptions | 40 | 55 | 83 | 48 | Over time | 60 | 65 | 97 |
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XIII | Task and posture | | | | | | | 49 | Phoning while typing | 33 | 54.0 | 90 | 95.0 | 99 | 90.0 | 50 | Typing posture | 75 | 100 | 81 | Total average score | | 72.3 | | 71.1 | | 81.0 |
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*KAU = King Abdulaziz University.
**SAUDIA = Saudi Airlines.
***STC = Saudi Telecom Company.
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