Table 2 Cross-table for comparison of all findings of visual examination (VE), bitewing radiography (BWR), laser fluorescence measurement (LF), near-infrared transillumination (NIRT) and alternating current impedance spectroscopy (ACIS) at three diagnostic thresholds
From: Comparison of novel and established caries diagnostic methods: a clinical study on occlusal surfaces
| Reference standard | |||||
|---|---|---|---|---|---|
| No caries | Enamel caries | Dentin caries | Total | ||
| Diagnostic test method | |||||
| VE | No caries | 44 | 0 | 3 | 47 |
| Enamel caries | 0 | 19 | 30 | 49 | |
| Dentin caries | 0 | 0 | 0 | 0 | |
| BWR | No caries | 44 | 19 | 10 | 73 |
| Enamel caries | 0 | 0 | 0 | 0 | |
| Dentin caries | 0 | 0 | 23 | 23 | |
| NIRT | No caries | 12 | 0 | 0 | 12 |
| Enamel caries | 26 | 4 | 1 | 31 | |
| Dentin caries | 6 | 15 | 32 | 53 | |
| LF | No caries | 44 | 8 | 4 | 56 |
| Enamel caries | 0 | 2 | 4 | 6 | |
| Dentin caries | 0 | 9 | 25 | 34 | |
| ACIS | No caries | 43 | 9 | 4 | 56 |
| Enamel caries | 1 | 7 | 8 | 16 | |
| Dentin caries | 0 | 3 | 21 | 24 | |
| VE/BWR | No caries | 44 | 0 | 0 | 44 |
| Enamel caries | 0 | 19 | 10 | 29 | |
| Dentin caries | 0 | 0 | 23 | 23 | |
| VE/NIRT | No caries | 12 | 0 | 0 | 12 |
| Enamel caries | 26 | 4 | 1 | 31 | |
| Dentin caries | 6 | 15 | 32 | 53 | |
| VE/LF | No caries | 44 | 0 | 2 | 46 |
| Enamel caries | 0 | 10 | 6 | 16 | |
| Dentin caries | 0 | 9 | 25 | 34 | |
| VE/ACIS | No caries | 43 | 0 | 1 | 44 |
| Enamel caries | 1 | 16 | 11 | 28 | |
| Dentin caries | 0 | 3 | 21 | 24 | |
| Total | 44 | 19 | 33 | 96 | |