Location of initial caries lesion | Control restoration no 'Major' failure | Control restoration 'Major' failure | Hall PMC no 'Major' failure | Hall PMC 'Major' failure |
---|---|---|---|---|
Caries lesion on occlusal surface | 31 | 5 | 37 | 1 |
Caries lesion on aproximal surface | 58 | 12 | 68 | 2 |
Location unknown | 16 | 2 | 16 | 0 |
Subtotal | 105 | 19 | 121 | 3 |
Total | 124 | 124 |