Table 3.
Sensitivity, specificity, false-positive (FP) value, false-negative (FN) value and area under the curve (AUC) for NIRR from the occlusal and trilateral views as well as for digital BWR with µCT as the reference test (lower and upper 0.95 CI in parentheses) for caries lesions
| Sensitivity | Specificity | FP | FN | AUC | ||
|---|---|---|---|---|---|---|
| NIRR occlusal | All teeth | 0.29 (0.20–0.39) |
0.84 (0.78–0.90) |
0.16 (0.10–0.22) |
0.71 (0.61–0.77) |
0.57 (0.49–0.64) |
| Premolar | 0.39 (0.24–0.55) |
0.84 (0.68–1.01) |
0.16 (-0.01–0.32) |
0.61 (0.45–0.76) |
0.62 (0.47–0.77) |
|
| Molar | 0.22 (0.11–0.33) |
0.84 (0.78–0.90) |
0.16 (0.10–0.22) |
0.78 (0.67–0.84) |
0.53 (0.44–0.62) |
|
| NIRR trilateral | All teeth | 0.63 (0.53–0.73) |
0.70 (0.62–0.77) |
0.30 (0.23–0.38) |
0.37 (0.27–0.45) |
0.66 (0.59–0.73) |
| Premolar | 0.66 (0.51–0.81) |
0.53 (0.30–0.75) |
0.47 (0.25–0.70) |
0.34 (0.19–0.54) |
0.59 (0.43–0.75) |
|
| Molar | 0.61 (0.48–0.74) |
0.72 (0.64–0.79) |
0.28 (0.21–0.36) |
0.39 (0.26–0.48) |
0.67 (0.58–0.75) |
|
| BWR | All teeth | 0.27 (0.17–0.36) |
1.00 (1.00–1.00) |
0.00 (0.00–0.00) |
0.73 (0.64–0.80) |
0.63 (0.55–0.70) |
| Premolar | 0.33 (0.18–0.49) |
1.00 (1.00–1.00) |
0.00 (0.00–0.00) |
0.67 (0.51–0.81) |
0.65 (0.50–0.80) |
|
| Molar | 0.22 (0.11–0.33) |
1.00 (1.00-.100) |
0.00 (0.00–0.00) |
0.78 (0.67–0.84) |
0.60 (0.50–0.69) |