scholarly journals 1049 Computer vision syndrome and visual function in computer users workers in são paulo: prevalence and associated factors

Author(s):  
Eduardo C Sá ◽  
C Martinez Maria ◽  
M Fischer Frida
2018 ◽  
Vol 2018 ◽  
pp. 1-8 ◽  
Author(s):  
Awrajaw Dessie ◽  
Fentahun Adane ◽  
Ansha Nega ◽  
Sintayehu Daba Wami ◽  
Daniel Haile Chercos

Background. Globally, computer is one of the common office tools used in various institutions. Using computer for prolonged time led to the users at greater health risk of computer vision syndrome (CVS). Computer vision syndrome is the leading occupational health problem of the twenty-first century. About 70 percent of computer users are suffered from CVS. Besides the health problems, CVS causes inefficiency at workplace and deteriorate quality of work. The problem of CVS and its risk factors are not well known in Ethiopia. Method. A cross-sectional study was conducted to assess the prevalence of CVS and associated factors among computer user government employees in Debre Tabor town from February to March, 2016. Multistage random sampling method was applied to select 607 study participants, and the data were collected by using a structured questionnaire. Computer vision syndrome was measured by self-reported method. Bivariate and multivariable binary logistic regression analyses were performed using SPSS version 20. Significance level was obtained at 95% CI and p value < 0.05. Results. The prevalence of CVS was 422 (69.5%) with 95% CI of 65.60, 73.0%. Blurred vision, eyestrain, and eye irritation were the commonest reported symptoms of CVS with proportion of 62.60%, 47.63%, and 47.40%, respectively. Occupation: officer (adjusted odds ratio (AOR) = 4.74) and secretary (AOR = 9.17), daily computer usage (AOR: 2.29), and preexisting eye disease (AOR = 3.19) were risk factors for CVS. However, computer users with high payment, who took regular health break, and with good knowledge on computer safety measures were less impacted by CVS. Conclusion. The prevalence of computer vision syndrome was found to be higher in Debre Tabor town. Monthly income, occupation, daily computer usage, regular health break, knowledge, and preexisting eye disease were predictor variables for CVS. Optimizing exposure time, improving awareness on safety measures, and management support are important to tackle CVS.


2012 ◽  
Vol 15 (2) ◽  
pp. 135-138 ◽  
Author(s):  
Hsiang Huang ◽  
Alexandre Faisal-Cury ◽  
Ya-Fen Chan ◽  
Karen Tabb ◽  
Wayne Katon ◽  
...  

2012 ◽  
pp. 782-798
Author(s):  
Liang Hu ◽  
Fan Lu

The chapter is intended to introduce Computer Vision Syndrome (CVS), a widely spreading but largely unknown epidemic among professional and ordinary computer users, especially internet users. Dr. Sheedy and Dr. Anshel are two leading researchers in the ergonomics and optometry fields, and CVS has been extensively studied in these fields. The authors have summarized their views about CVS, including five major symptoms of CVS, three key contributing factors of CVS, and basic preventive and treatment strategies. Future researches are needed to continue the advancement of current knowledge regarding computer screens, computer task, and computer environments, and to expand research in diverse computer user populations, especially younger computer users.


Author(s):  
Felipe Parra do Nascimento ◽  
Rúbia Kuno ◽  
Vera Regina Rossi Lemes ◽  
Tereza Atsuko Kussumi ◽  
Viviane Emi Nakano ◽  
...  

2008 ◽  
Vol 24 (2) ◽  
pp. 168-174 ◽  
Author(s):  
Sonia I. Venancio ◽  
Silvia Regina D. M. Saldiva ◽  
Lenise Mondini ◽  
Renata B. Levy ◽  
Maria Mercedes L. Escuder

2015 ◽  
Vol 31 (9) ◽  
pp. 1618-1633 ◽  
Author(s):  
Janaina Maria Ralo ◽  
Neia Schor ◽  
Carlos Mendes Tavares ◽  
Valter Silva

2019 ◽  
Author(s):  
Shadrack Muma ◽  
Dickens Omondi Aduda ◽  
Patrick Onyango

Abstract Background Computer vision syndrome is a multi-factorial condition of the eye that results in symptoms of stress and discomfort among computer users. It causes chronic vision-related morbidity and reduced work productivity. Ninety percent and 75% of computer users globally and in Africa respectively suffer from CVS. It is an insidious chronic condition that however, has hitherto received little attention, both by health providers as well as computer users. Also, it is likely to be under diagnosed as it mimics other eye conditions. The risk factors for CVS include prolonged period of electronic device use and glare. In Kenya, lack of awareness of the disease is a key barrier to early detection, health seeking and use of interventions. The burden of CVS and how much computer users in learning institutions are aware of and perceive CVS remains unknown.Methods This study adopted cross-sectional study design to determine the level of awareness, perception of CVS, uptake of preventive measures by students at Maseno University. In total, we administered questionnaires to 384 randomly selected students.Results The mean age was 19.5 years (SD= 0.747) with 18-24 years as the modal age group. Females comprised 51.3% (n=197) and males 48.7%. Participants who had at least 5 symptoms of CVS were 60.4% (n= 232). Awareness level was classified as low in 47.8%; medium level in 38.2% and high level in 13.8% of respondents . Sixty percent of respondents did not perceive CVS as an issue of public health concern compared to 39.8% who perceived CVS as an issue of public health concern ( p=0.001). In terms of precautionary measures, only duration of computer use (46.2%, p = 0.001 ) were practiced. The study results show that at least 3 out of 5 students have at least five symptoms of CVS, whereas awareness of the disease and related risks remain low.Conclusion The results of the present study indicate that CVS is a less recognized health concern among university students. Consequently, screening for the disease sensitization of students on CVS and awareness campaigns to improve early recognition and diagnosis of disease as well as uptake of interventions is recommended.


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