Objective To analyze the prevalence of poor vision and eyeglass prescription, refractive examination among primary school students of grade 4-6 in Henan, so as to provide scientific basis for precise interventions for student vision health.
Methods A stratified cluster random sampling method was used to investigate a total of 29 187 students of grade 4-6 from 17 cities in Henan Province. Distant vision examination and questionnaire survey were conducted.
Results The overall prevalence of poor vision for grade 4-6 students in Henan was 63.6%, with girls (69.0%) higher than boys (59.0%), urban students (65.3%) higher than suburban students (62.5%) (χ 2 = 312.6, 23.6, P<0.01). The prevalence of severe poor vision was 28.5%.With the increase of grade, the detection rate of poor vision and severe poor vision increased (χ 2 trend = 278.7, 775.4, P<0.01). Totally 13.2% of pupil did not have a visual examination in the past year. The rate of wearing glasses was 27. 0% for students with poor eyesight and 3. 2% for students with poor monocular eyesight. Totally 46.8% of the students wearing glasses received mydriatic optometry before wearing glasses.
Conclusion The problem of poor vision among students of grade 4-6 in Henan is prominent, so it is necessary to strengthen eyesight monitoring and eye health education.
【摘要】 目的 了解河南省四至六年级小学生视力不良、配镜和屈光检査情况, 为对学生视力采取精准干预措施和准确 评估提供科学依据。 方法 采用分层整群随机抽样方法, 抽取河南省 17 个省辖市 29 187 名四至六年级学生进行远视力 检査和问卷调査。 结果 四至六年级学生总视力不良检出率为 63.6%, 女生 (69.0%) 髙于男生 (59.0%), 城区学生 (65.3%) 髙于郊县学生 (62.5%) (χ 2 值分别为 312.6, 23.6, P 值均<0.01); 重度视力不良检出率为 28.5%; 随着年级的升髙, 视力不良和重度视力不良检出率呈上升趋势 (χ 2 趋势 值分别为 278.7, 775.4, P 值均<0.01)。13.2% 的学生过去 1 年内没有做 过视力检査;视力不良学生戴镜率为 27.0%, 单眼视力不良学生戴镜率为 3.2%; 46.8% 的戴镜学生配镜前接受了散瞳验光。 结论 河南省四到六年级学生视力不良问题突出, 需要加强视力监测和眼健康教育工作。