Table 1.
Characteristics of the study group at baseline (T0)
| Characteristic | Fluoride (n = 36) | Placebo (n = 45) | All (n = 81) |
|---|---|---|---|
| Age (yr)* | 13.1 (10.0–16.6) | 13.6 (11.7–16.5) | 13.3 (10.0–16.6) |
| Male gender, n (%) | 14 (38.9) | 21 (46.7) | 35 (43.2) |
| Treatment duration (months)* | 25.0 (12.0–36.3) | 24.1 (13.3–37.6) | 24.5 (12.0–37.6) |
| DMFS score*** | |||
| 0 | 67 | 58 | 62 |
| 1–2 | 11 | 24 | 19 |
| 3–4 | 19 | 7 | 12 |
| ≥5 | 3 | 4 | 7 |
| DMFS score overall** | 0 (14) | 0 (13) | 0 (14) |
| ICDAS*** | |||
| 0.00 | 47 | 53 | 51 |
| 0.01–0.05 | 17 | 11 | 14 |
| 0.06–0.15 | 17 | 18 | 17 |
| ≥0.16 | 20 | 18 | 18 |
| ICDAS score overall** | 0.05 (0.8) | 0 (0.7) | 0 (0.8) |
| Bleeding* | 2 (1–4) | 1 (1–3) | 1 (1–4) |
Data are expressed as *mean (range), **median (maximum), or ***percentage.
ICDAS, International Caries Detection and Assessment System; DMFS, decayed, missing, and filled surfaces.