Caries-free 6-year-olds, percentage (%)

Number of caries-free 6-year-olds divided by the total number of 6-year-olds examined, multiplied by 100. The data is collected through a survey sent to all regions. Some regions only report value for the past year. Comparisons between regions should be made with caution as differences in patient data may affect the results. Data is available according to gender breakdown.

该指标为受检6岁儿童中无龋人数除以受检6岁儿童总人数后乘以100所得。本数据集通过面向所有地区发放的调研收集得到。部分地区仅上报过往一年的统计数值。鉴于患者数据的差异可能影响统计结果，地区间的对比需谨慎开展。该数据可按性别分类获取。