Table 3.
Effectiveness of treatment for orthodontic practitioners measured by the Index of Complexity, Outcome and Need (ICON) point reduction and percentage of cases achieving an acceptable ICON score (<31).
| Practitioner | Mean ICON reduction | 95% confidence intervals |
Standard deviation | Percentage of acceptable cases (ICON < 31) | |
| Lower limit | Upper limit | ||||
| Czech Republic A | 46.66 | 42.96 | 50.36 | 13.03 | 98 |
| Czech Republic B | 39.04 | 34.79 | 43.28 | 14.96 | 70 |
| Germany A | 44.40 | 39.26 | 49.55 | 17.52 | 81 |
| Germany B | 46.38 | 42.18 | 50.58 | 14.785 | 98 |
| Italy | 44.06 | 39.17 | 48.95 | 17.20 | 98 |
| Latvia | 48.63 | 43.67 | 53.59 | 14.44 | 83 |
| Lithuania | 57.67 | 53.39 | 61.96 | 14.91 | 96 |
| Netherlands | 52.47 | 48.66 | 56.27 | 12.96 | 100 |
| Slovenia A | 40.57 | 31.21 | 49.93 | 16.21 | 86 |
| Slovenia B | 47.08 | 41.18 | 52.98 | 17.70 | 95 |