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目的:比较不同窝沟封闭剂及不同实施条件对窝沟封闭剂保存率的影响。方法:大庆市机关四小和机关一小二年级学生,随机选择7~8岁符合条件的儿童各100例。对比选用不同封闭剂效果观察,及入校和入院实施封闭的效果观察。结果:6个月、12个月、18个月后树脂型封闭剂和湿法粘结封闭剂保留率均无统计学差异,而入院和入校封闭有统计学差异(p<0.05)。结论:树脂型封闭剂和湿法粘结封闭剂均具有良好的封闭效果,入院封闭效果优于入校。
Objective: To compare the different pit and fissure sealants and different implementation conditions on the pit and fissure sealant preservation rate. Methods: Daqing City, four small institutions and institutions a sophomore, randomly selected children aged 7 to 8 years of eligible 100 cases. Comparison of the effectiveness of different blocking agents observed, and the implementation of school admission and observation of the effect of closure. Results: There was no significant difference in the retention rates of resinous and wet adhesive sealants at 6 months, 12 months and 18 months, but there was a significant difference between admission and admission (p <0.05). Conclusion: Both resinous and wet adhesive sealants have a good sealing effect, and the admittance effect is better than admission.