PREVALENCE OF EYE DISEASES DEPENDING ON PROFESSIONAL OCCUPATION AMONG EMPLOYEES OF “ZYGH” SHIP REPAIR AND CONSTRUCTION YARD

Abstract

The article presents the data of a research conducted to study the prevalence of eye diseases depending on professional occupation among employees of “Zygh” Ship Repair and Construction Yard. The results of complex ophthalmological examinations of 971 employees of “Zygh” Ship Repair and Construction Yard have been analyzed. All employees have been invited for examination, their complaints and medical histories were studied, biomicroscopy of the eyeball, corrected and uncorrected visual acuity, refraction, color and binocular vision, tonometry, ophthalmoscopy and other necessary methods were applied to them. Additional methods were used for clarifying the diagnosis, if there were clinical indications. The method of statistics of qualitative signs was implemented for statistical processing of collected data and as a results of these method there were calculated frequency of cases (per 1000 persons), mean frequency error and confidence interval 95% (t=1.96). The differences between professional groups due to the morbidity rate was assessed by the indicator χ². The research has shown that the frequency of eye diseases detected in the preventive examination of employees of “Zygh” Ship Repair and Construction Yard is 477.8±16.0‰, refraction and accommodation anomalies (46.77%), conjunctival diseases (25.21%) prevailed among them. The morbidity rate among in fitters, electric welders, riggers, turners was lower than in other employees of the plant. But they were not differ from each-other statistically significantly (p>0,05). In comparison with the control group the statistically significantly higher morbidity rate (p=0,05) was noted among pipeliner, electrical installers, ship hull repairs, electric welders, fitters, painters.