Browsing by Author "Nuha Mohammed Fath Alrahman"

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    The Effect of Computer Displaying Screens on Near Exophoria
    (جامعة النيلين - كلية الدراسات العليا, 2017-01-16) Rana Mohamed Ali; Nuha Mohammed Fath Alrahman
    The present study aimed to determine the effect of visual stress "computer displaying LCD screens" on near exophoria. The study was conducted done during August and September 2015 at Khartoum State, bank employees. Demographic data was taken, outer eye was examined by pen torch, vision tested by Snellen’s chart, retinoscope for measure refractive state,cover test to measure the direction and degree of eye movement, and exophoria measured by Maddox Wing at morning before starting work and afier 3 continuous hours of w0rk.Data analysis was done using SPSS (16) program Statistical Package for Social Sciences. Results:A total of 62 subjects of equal number of male and female were including in this study, mean of age 28.70 =k 4.28years. All subjects were symptom free and exophoric with mean of 3.58:l:3.74 before starting work, and 100% were symptomatic 29% feelingdry eyes, 25.8% discomfort, 19.4% headache, 16.1% ocular pain, and 9.7% fatigue and exophoric with amean of 4.54i3.53 afier continuous 3 hours of working. Paired sample t-test showed there is no significant difference between exophoria before and afier work p=(0. 107). Conclusion: Continuous computer work increase near deviation, which result in headache and ocular symptoms.