Table 1. Number and percentage of DPBRN practitioner-investigators and patients participating in this study and number and percentage of restorations placed by dentists from each DPBRN region.
| AL/MS | FL/GA | MN | PDA | SK | Total | |
|---|---|---|---|---|---|---|
| Dentists [N (%)] | 63 (27.5) | 37 (16.2) | 31 (13.5) | 51 (22.3) | 47 (20.5) | 229 (100) |
| Patients [N (%)] | 1506 (25.9) | 1022 (17.6) | 1084 (18.7) | 1233 (21.2) | 964 (16.6) | 5810 (100) |
| Restorations [N (%)] | 2801 (28.3) | 1720 (17.4) | 1745 (17.6) | 2312 (23.4) | 1312 (13.3) | 9890 (100) |
AL/MS: Alabama/Mississippi; FL/GA: Florida/Georgia; MN: HealthPartners and private practitioners in Minnesota; PDA: Permanente Dental Associates and Kaiser Permanente's Center for Health Research; and SK: Denmark, Norway, and Sweden. Percentages are within rows for each variable.