【摘要】 目的　调查苏州市区初一和高二学生恒牙龋病和牙周病流行病学情况。　方法　按“全国学生龋齿牙周疾病调查表”的要求进行。结果　对 2 0 5 81名初一、高二学生进行恒牙龋病牙周病的流行病学调查。初一组学生恒牙的平均患龋率、龋均和龋面均分别为 2 3.6 4%、0 .40和 0 .5 4;高二组学生的平均患龋率、龋均和龋面均分别为2 9.76 %、0 .6 4和 0 .89。初一学生的牙龈炎和牙石发生率分别为 75 .33%和 35 .86 % ;高二学生的牙龈炎和牙石发生率分别为 73.17%和 44 .91% ,两组均是女性发病率明显低于男性。结论　苏州市区初一和高二学生的恒牙龋病和牙周病的发病率与国内其它城市的同年龄组学生相比 ,处于较低水平更多还原

【Abstract】 Objective To assess the prevalence of dental caries and periodontal diseases in middle school students at the ages of 11 to 13 and 15 to 17. Methods Dental caries and periodontal diseases were assessed strictly by “national survey table of dental caries and periodontal diseases for school students”. Results The study group consisted of 20 581 students. The percentage of dental caries, DMFT and DMFS in students 11 to 13 years of age were 23.6%,0.40 and 0.54,respectively. The corresponding results were 29.76%, 0.64 and 0.87 for students 15 to 17 years of age, respectively. The percentage of gingivitis and dental calculus in students 11 to 13 years were 75.33% and 35.86%, respectively. The corresponding values in students 15 to 17 years of age were 73.1% and 44.91%, respectively. Female students have significantly few gingivitis and dental calculus than male students in both groups.Conclusion Compared with the students at the same ages in other cities, students in Suzhou city have low percentage of dental caries and periodontal diseases. [更多还原