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学生龋病、牙周疾病已引起儿少卫生工作者的重视,但对高氟区学生口腔卫生状况报道甚少。我们调查了饮水含氟量为1.1～4.0 ppm的榆林地区600名中小学生的情况。1 对象与方法选择饮水含氟量在1.1 ppm以上的榆林地区生长的农村中小学生为对象。年龄为7、9、12、15、17岁5个年龄组,每个年龄组120人,男女各半,以调查日期计算实足年龄。饮水含氟量从《榆林地区生活饮用水水源水质普查结果》中获得。
Students dental caries, periodontal disease has caused less health workers attention, but little fluoride oral hygiene status of students reported. We investigated the situation of 600 primary and secondary school students in Yulin Prefecture where the fluoride content in drinking water ranged from 1.1 to 4.0 ppm. 1 object and method of drinking water fluoride content above 1.1 ppm in Yulin area for rural primary and secondary students. Age 7, 9, 12, 15, 17 years old 5 age groups, 120 in each age group, half male and female, to calculate the actual age of the survey date. Fluoride content of drinking water from the “Yulin area drinking water source water quality survey results” obtained.