Table 1.
The Min. error, Max. error, mean error and the standard error of the mean for the 6 manually detected landmarks’ coordinates from the mean of those coordinates as the gold standard
| Landmark | Min. error (mm) | Max. error (mm) | Mean error (mm) | Standard error of the mean (mm) | Percentage of cases with <3 mm mean error |
|---|---|---|---|---|---|
|
A |
0.89 |
1.94 |
1.72 |
0.62 |
100% |
|
B |
0.95 |
1.85 |
1.36 |
0.52 |
100% |
|
ANS |
1.15 |
1.90 |
1.66 |
0.46 |
100% |
|
PNS |
1.63 |
2.35 |
2.10 |
0.38 |
100% |
|
Pog |
1.05 |
1.84 |
1.70 |
0.36 |
100% |
|
N |
0.96 |
1.80 |
1.64 |
0.48 |
100% |
|
S |
0.75 |
1.45 |
1.26 |
0.39 |
100% |
|
Gn |
1.05 |
2.60 |
2.15 |
0.89 |
100% |
|
Me |
0.86 |
1.40 |
1.24 |
0.26 |
100% |
|
Go |
1.22 |
2.54 |
1.96 |
0.66 |
100% |
|
U1T |
0.65 |
1.10 |
0.93 |
0.28 |
100% |
|
U1A |
0.54 |
0.89 |
0.74 |
0.22 |
100% |
|
L1T |
0.56 |
0.80 |
0.68 |
0.18 |
100% |
|
L1A |
0.45 |
0.75 |
0.59 |
0.19 |
100% |
| Total | 0.45 for Point L1A | 2.60 for Point Gn | 1.41 mm | - | 100% |