Primary teeth caries experience among Luang Prabang primary school students (1)
| Index | Value | Luang Prabang | Urban area | Rural area | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total | Male | Female | Total | Male | Female | Total | Male | Female | ||||
| st | Mean | 13.11 | 13.12 | 13.11 | 11.71 | 11.88 | 11.52 | 14.51 | 14.40 | 14.63 | ||
| SD | 4.46 | 4.66 | 4.28 | 4.60 | 4.98 | 4.22 | 3.88 | 4.00 | 3.84 | |||
| dt | Mean | 5.51 | 5.67 | 5.34 | 6.53 | 6.50 | 6.57 | 4.49 | 4.80 | 4.17 | ||
| SD | 3.78 | 4.09 | 3.45 | 3.69 | 4.19 | 3.13 | 3.62 | 3.88 | 3.38 | |||
| ft | Mean | 0.01 | 0.00 | 0.02 | 0.02 | 0.00 | 0.04 | 0.00 | 0.00 | 0.00 | ||
| SD | 0.10 | 0.00 | 0.15 | 0.14 | 0.00 | 0.21 | 0.00 | 0.00 | 0.00 | |||
| set | Mean | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||
| SD | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||
| ut | Mean | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | ||
| SD | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |||
| et | Mean | 1.74 | 1.86 | 1.62 | 2.65 | 2.77 | 2.52 | 0.84 | 0.92 | 0.75 | ||
| SD | 2.87 | 3.18 | 2.53 | 3.39 | 3.69 | 3.10 | 1.86 | 2.23 | 1.42 | |||
| dft | Mean | 5.52 | 5.67 | 5.36 | 6.55 | 6.50 | 6.61 | 4.49 | 4.80 | 4.17 | ||
| SD | 3.80 | 4.09 | 3.49 | 3.72 | 4.19 | 3.20 | 3.62 | 3.88 | 3.38 | |||
| df rate | % | 89.80 | 88.24 | 91.49 | 93.88 | 92.31 | 95.65 | 85.71 | 84.00 | 87.50 | ||
| dt rate | % | 99.82 | 100.00 | 99.60 | 99.69 | 100.00 | 99.34 | 100.00 | 100.00 | 100.00 | ||
| ft rate | % | 0.18 | 0.00 | 0.40 | 0.31 | 0.00 | 0.66 | 0.00 | 0.00 | 0.00 |
st: number of sound primary teeth, dt: number of decayed primary teeth, ft: number of filled primary teeth due to caries, set: number of sealant treated primary teeth, ut: number of un-erupted primary teeth, et: number of primary teeth indicated for extraction, dft: number of decayed and filled primary teeth, df rate: primary teeth caries experience rate, dt rate: decay rate for primary teeth, ft rate: filling rate for primary teeth, SD: standard deviation.
