Table 2.
Average TOCE and prevalence of untreated decay on permanent teeth, by visit
| All (n = 8207) | Exposed (n = 6584) | Unexposed (n = 1623) | ||||
|---|---|---|---|---|---|---|
| mean | SD | mean | SD | mean | SD | |
| TOCE | ||||||
| Baseline | 2.06 | 2.72 | 2.19 | 2.83 | 1.55 | 2.13 |
| Visit 1 | 2.68 | 3.18 | 2.82 | 3.31 | 2.04 | 2.44 |
| Visit 2 | 3.32 | 3.58 | 3.55 | 3.72 | 2.28 | 2.63 |
| Visit 3 | 3.66 | 3.71 | 3.88 | 3.84 | 2.58 | 2.75 |
| Visit 4 | 3.98 | 3.74 | 4.27 | 3.87 | 2.77 | 2.73 |
| Visit 5 | 4.27 | 3.81 | 4.60 | 3.91 | 2.72 | 2.82 |
| Visit 6 | 4.81 | 3.87 | 5.44 | 3.97 | 2.98 | 2.93 |
| N | % | N | % | N | % | |
| Untreated decay | ||||||
| Baseline | 755 | 9.20 | 614 | 9.33 | 141 | 8.69 |
| Visit 1 | 457 | 7.31 | 379 | 7.42 | 78 | 6.84 |
| Visit 2 | 280 | 8.82 | 226 | 8.72 | 54 | 9.29 |
| Visit 3 | 152 | 7.13 | 127 | 7.15 | 25 | 7.00 |
| Visit 4 | 72 | 6.90 | 52 | 6.16 | 20 | 10.00 |
| Visit 5 | 18 | 3.24 | 16 | 3.49 | 2 | 2.06 |
| Visit 6 | 11 | 6.01 | 7 | 5.15 | 4 | 8.51 |
Note: TOCE total observed caries experience