J Korean Acad Fam Med.  1999 Sep;20(9):1091-1098.

Factors related symptoms of video disply terminal users

• Kim YJ
• Lee SY

Abstract

BACKGROUD: The use of video display terminal(VDT) is growing rapidly. The purpose of this study was to examine detailed symptoms related to VDT use, factors related to symptoms of VDT users.
METHODS
852 bank clerks using VDT who visited to a haspital in Pusan were enrolled in this study. Collected data ineluded age, sex, symptoms associated VDT, weekly VDT usage time, distance from head to hard distance from eyes to VDT, angle to VDT.
RESULTS
The prevalence of symptoms related to VDT use was 27.0 percent. Symptoms involved visual (19.9%), musculoskeletal(10.8%), neurological system (0.5%). The prevalence of musculoskeletal symptoms of women was higher than men. The prevalence of visual symptoms of subjects less than 30 years of age was higher than those of 31 years and over. The prevalence of subjects with more than one symptoms was 33.7 percent; subjects with visual and musculoskeletal symptoms were most common. Angle to VDT af group having symptoms related to VDT use was 5.1+/-22.6 degrees while those without was -0.5+/-17.0 degrees(P<0.05). Weekly mean VDT usage time of group having symptoms related to VDT use was 25.0(3.0- 90.0) hours while thase without were 11.0(0.5- 100.0) hours<0.01). In order of fvequency subjects having visual, musculoskeletal, and neurolagical symptoms, angle to VDT and weekly mean VDT usage time were increased
CONCLUSIONS
Factors related to symptoms of VDT users were weekly VDT usage time and angle to VDT. The prevalence of symptoms related to VDT use was 27.0 percent.

Keyword

video display terminal; VDT; syndrome

MeSH Terms

Busan
Computer Terminals
Female
Head
Humans
Male
Prevalence