AIM: To investigate the frequency of eye disorders in heavy vehicle drivers.METHODS: A cross-sectional type study was conducted between November 2004 and September 2006 in 200 driver and 200 non-driver persons.A compl...AIM: To investigate the frequency of eye disorders in heavy vehicle drivers.METHODS: A cross-sectional type study was conducted between November 2004 and September 2006 in 200 driver and 200 non-driver persons.A complete ophthalmologic examination was performed,including visual acuity,and dilated examination of the posterior segment.We used the auto refractometer for determining refractive errors.RESULTS: According to eye examination results,the prevalence of the refractive error was 21.5% and 31.3% in study and control groups respectively (P <0.05).The most common type of refraction error in the study group was myopic astigmatism (8.3%) while in the control group simple myopia (12.8%).Prevalence of dyschromatopsia in the rivers,control group and total group was 2.2%,2.8% and 2.6% respectively.CONCLUSION: A considerably high number of drivers are in lack of optimal visual acuity.Refraction errors in drivers may impair the traffic security.展开更多
以红绿色盲色弱者为研究对象,以韩国I.R.I(Image Research Institute Inc.)色彩研究所的研究成果为基础,设计了单色色彩印象实验、配色组色彩印象实验、配色组色调调整实验,运用统计软件对结果进行验证分析。同时,以《西安市交通旅游图...以红绿色盲色弱者为研究对象,以韩国I.R.I(Image Research Institute Inc.)色彩研究所的研究成果为基础,设计了单色色彩印象实验、配色组色彩印象实验、配色组色调调整实验,运用统计软件对结果进行验证分析。同时,以《西安市交通旅游图》为地图样本,根据红绿色色盲色弱者的视觉特征,结合地图表达的相关理论,以基于色调的配色方法来设计红绿色盲色弱者眼中具有一定古典的色彩印象的地图,为制作红绿色盲色弱人群使用的地图提供了有效的参考。展开更多
文摘AIM: To investigate the frequency of eye disorders in heavy vehicle drivers.METHODS: A cross-sectional type study was conducted between November 2004 and September 2006 in 200 driver and 200 non-driver persons.A complete ophthalmologic examination was performed,including visual acuity,and dilated examination of the posterior segment.We used the auto refractometer for determining refractive errors.RESULTS: According to eye examination results,the prevalence of the refractive error was 21.5% and 31.3% in study and control groups respectively (P <0.05).The most common type of refraction error in the study group was myopic astigmatism (8.3%) while in the control group simple myopia (12.8%).Prevalence of dyschromatopsia in the rivers,control group and total group was 2.2%,2.8% and 2.6% respectively.CONCLUSION: A considerably high number of drivers are in lack of optimal visual acuity.Refraction errors in drivers may impair the traffic security.
文摘以红绿色盲色弱者为研究对象,以韩国I.R.I(Image Research Institute Inc.)色彩研究所的研究成果为基础,设计了单色色彩印象实验、配色组色彩印象实验、配色组色调调整实验,运用统计软件对结果进行验证分析。同时,以《西安市交通旅游图》为地图样本,根据红绿色色盲色弱者的视觉特征,结合地图表达的相关理论,以基于色调的配色方法来设计红绿色盲色弱者眼中具有一定古典的色彩印象的地图,为制作红绿色盲色弱人群使用的地图提供了有效的参考。