Difference of estimated and actual tooth models | Manual method | Deep learning method | P value* |
---|---|---|---|
Mean ± SD | Mean ± SD | ||
Maxilla, Rt | |||
Inter-root distances between U6 and U5 | 0.54 ± 0.65 | − 0.02 ± 0.52 | 0.008* |
Inter-root distances between U5 and U3 | − 0.40 ± 0.40 | − 0.12 ± 0.34 | 0.058 |
Inter-root distances between U3 and U2 | 0.26 ± 1.45 | 0.04 ± 0.96 | 0.453 |
Inter-root distances between U2 and U1 | 0.34 ± 1.12 | − 0.06 ± 0.76 | 0.222 |
Maxilla, Lt | |||
Inter-root distances between U6 and U5 | − 0.22 ± 0.72 | − 0.94 ± 0.83 | 0.053 |
Inter-root distances between U5 and U3 | − 0.46 ± 1.15 | 0.14 ± 0.58 | 0.082 |
Inter-root distances between U3 and U2 | − 0.18 ± 0.88 | 0.18 ± 0.87 | 0.011* |
Inter-root distances between U2 and U1 | 0.46 ± 1.11 | 0.10 ± 0.75 | 0.276 |
Mandible, Rt | |||
Inter-root distances between L6 and L5 | 0.08 ± 0.80 | − 0.04 ± 0.56 | 0.761 |
Inter-root distances between L5 and L3 | − 0.78 ± 1.02 | − 0.56 ± 1.19 | 0.360 |
Inter-root distances between L3 and L2 | − 0.10 ± 0.33 | 0.42 ± 0.54 | 0.146 |
Inter-root distances between L2 and L1 | 0.42 ± 0.86 | 0.66 ± 1.03 | 0.614 |
Mandible, Lt | |||
Inter-root distances between L6 and L5 | 0.54 ± 0.49 | 0.34 ± 0.39 | 0.368 |
Inter-root distances between L5 and L3 | − 0.78 ± 0.95 | − 1.06 ± 0.80 | 0.636 |
Inter-root distances between L3 and L2 | 0.16 ± 0.87 | 0.74 ± 0.92 | 0.278 |
Inter-root distances between L2 and L1 | 0.22 ± 0.53 | − 0.12 ± 0.68 | 0.401 |