Table 6 ‘Retreatment after restoration’: numbers, results, specifications
Numbers and results per dental practice (DP), children and adolescents (<18 years) | ||||
|---|---|---|---|---|
Patients < 18 years old | DP #1 | DP #2 | DP #3 | DP #4 |
Number of restorations | 614 | 220 | 88 | 480 |
Results patients < 18 years old, teeth with | ||||
Re-restoration within | ||||
- 6 months | (0) | (0) | 8% (0.27) | (0) |
- 12 months | 0.5% (0.07) | (0) | 11% (0.32) | (0) |
- 18 months (SD) | 1% (0.11) | 1% (0.12) | 15% (0.36) | (0) |
Endodontic treatment within 6 months after restoration | (0) | (0) | (0) | (0) |
Extraction within 6 months after restoration | (0) | (0) | (0) | (0) |
Patient characteristics and results per dental practice, adults (≥18 years) | ||||
Patients ≥ 18 years old | DP #1 | DP #2 | DP #3 | DP #4 |
Number of restorations | 5434 | 2671 | 2007 | 7389 |
Results patients ≥ 18 years old, teeth with | ||||
Re-restoration within | ||||
- 6 months | (0.05) | 1% (0.08) | 2% (0.14) | (0.06) |
- 12 months | (0.07) | 1% (0.10) | 4% (0.20) | 1% (0.09) |
- 18 months (SD) | 1% (0.09) | 2% (0.14) | 7% (0.25) | 2% (0.13) |
Endodontic treatment within 6 months after restoration | (0.03) | (0.02) | (0.05) | (0.06) |
Extraction within 6 months after restoration | (0.03) | (0.03) | (0.05) | (0.04) |
For children and adolescents there was a difference in re-restorations within 18 months between the dental practices (p < 0.01, Chi-square test). Dental practice #3 had more re-restorations and dental practice #4 less. For adults there was a difference in re-restoration within 18 months between the dental practices (p < 0.01, Chi-square test). Dental practice #3 had more re-restorations and dental practice #1 less. | ||||
Specifications on measure | ||||
Data source | Clinical records dental practice | |||
Assessment based on | • Restorations • Extractions • Endodontic treatment | |||
Numerator/denominator | Numerator: a) number of teeth that had a re-restoration within respectively 6, 12 and 18 months b) number of teeth with an endodontic treatment within 6 months after restoration c) number of teeth that were extracted within 6 months after restoration Denominator: number of teeth that were restored in the year 2012 | |||
Inclusion criteria | • Patient is registered in the dental practice during the entire 18 months • Permanent teeth | |||