Table 1 Geometric properties, classifications, and numbers of elements and nodes for each model
Defect | Defect sizes (mm) | Model | Restorative method | Vertical distances of C-lower restoration border (mm) | Elements | Nodes | |||
|---|---|---|---|---|---|---|---|---|---|
Vertical distances | Horizontal distances | ||||||||
C-U | C-L | C-Z | C-Z | ||||||
A | 1.5 | 2.5 | 0 | 2 | A0 | Unrestored | Â | 241,899 | 535,327 |
| Â | Â | Â | Â | Â | A1 | Partial | 1 | 241,899 | 536,435 |
| Â | Â | Â | Â | Â | A2 | Partial | 1.5 | 241,614 | 534,272 |
| Â | Â | Â | Â | Â | A3 | Partial | 2 | 240,282 | 532,595 |
| Â | Â | Â | Â | Â | A4 | Complete | 2.5 | 239,946 | 531,749 |
B | 1.5 | 2.5 | 1 | 2 | B0 | Unrestored | Â | 239,350 | 530,829 |
| Â | Â | Â | Â | Â | B1 | Partial | 1 | 239,350 | 531,328 |
| Â | Â | Â | Â | Â | B2 | Partial | 1.5 | 241,898 | 534,001 |
| Â | Â | Â | Â | Â | B3 | Partial | 2 | 240,145 | 532,165 |
| Â | Â | Â | Â | Â | B4 | Complete | 2.5 | 241,613 | 533,027 |
C | 1.5 | 2.5 | 2 | 2 | C0 | Unrestored | Â | 239,267 | 530,709 |
| Â | Â | Â | Â | Â | C1 | Partial | 1 | 239,267 | 530,992 |
| Â | Â | Â | Â | Â | C2 | Partial | 1.5 | 239,764 | 531,940 |
| Â | Â | Â | Â | Â | C3 | Partial | 2 | 240,228 | 531,855 |
| Â | Â | Â | Â | Â | C4 | Complete | 2.5 | 245,353 | 536,797 |