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[目的]掌握陕北某县城镇中小学生近视眼患病情况,为更好地开展学生近视防治工作提供依据。[方法]对延川县县城和永平镇的小学、中学的在校学生使用标准视力表检查视力,视力正常标准为5.0～5.2,凡裸眼视力低于5.0者,均视为视力不良。使用SPSS12.0软件做统计学处理。[结果]小学近视眼检出率为17.4%,且随年级升高而升高,三年级以后的增加幅度比较大,与2001年相比,差异有统计学意义,表现为各个年级均上升;初中近视眼检出率为42.03%,随年级的升高而增加,初二年级到初三年级的涨幅最大。[结论]在城镇级别的学生中该县的近视情况比较严重,近视防治工作尚需进一步加强。
[Objective] To master the prevalence of myopia in primary and secondary school students in a county in northern Shaanxi Province and provide basis for better prevention and treatment of myopia in students. [Methods] Students in primary and secondary schools in Yanchuan county and Yongping town used visual acuity chart to check visual acuity. Visual acuity standard ranged from 5.0 to 5.2, and visual acuity below 5.0 was considered bad acuity. Using SPSS12.0 software for statistical analysis. [Results] The detection rate of primary myopia in primary school was 17.4%, and increased with the increase of grade. The increase rate after grade three was higher. Compared with 2001, the difference was statistically significant, showing an increase in all grades. The detection rate of myopia in junior high school was 42.03%, which increased with the increase of grade. The increase from the second grade to the third grade was the largest. [Conclusion] The prevalence of myopia in this county is rather serious among students in urban areas, and the prevention and control of myopia needs to be further strengthened.