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Table 3 Simple main effects of x-ray modality on error

From: Accuracy of triangular meshes of stone models created from DICOM cone beam CT data

Threshold value (HU) X-ray modality Mean difference (DI) Standard error (DI) Sig.
1425 Plan80–Plan90 297 78 0.012
Plan80–NewVG 430 93 0.004
Plan90–NewVG 132 22 0.001
1525 Plan80–Plan90 233 56 0.007
Plan80–NewVG 186 63 0.004
Plan90–NewVG 53 12 0.004
1625 Plan80–Plan90 123 19 0.0005
Plan80–NewVG 141 21 0.0005
Plan90–NewVG 18 3.6 0.002
1725 Plan80–Plan90 52 9.1 0.001
Plan80–NewVG 60 10 0.0005
Plan90–NewVG 8 0.82 0.0005
1835 Plan80–Plan90 17 3.9 0.006
Plan80–NewVG 22 3.7 0.001
Plan90–NewVG 5 0.7 0.0005
1925 Plan80–Plan90 1.8 0.5 0.013
Plan80–NewVG 5.8 0.55 0.0005
Plan90–NewVG 4.1 0.23 0.0005
2025 Plan80–Plan90 0.44 0.29 0.49
Plan80–NewVG 4.5 0.3 0.0005
Plan90–NewVG 4.02 0.36 0.0005
2125 Plan80–Plan90 0.62 0.25 0.11
Plan80–NewVG 4.05 0.45 0.0005
Plan90–NewVG 3.4 0.44 0.0005
2225 Plan80–Plan90 0.46 0.16 0.05
Plan80–NewVG 3.6 0.5 0.0005
Plan90–NewVG 3.1 0.4 0.0005
2325 Plan80–Plan90 0.78 0.21 0.016
Plan80–NewVG 3.2 0.56 0.001
Plan90–NewVG 2.4 0.42 0.001
2425 Plan80–Plan90 0.78 0.36 0.17
Plan80–NewVG 2.6 0.54 0.003
Plan90–NewVG 1.9 0.39 0.003
2525 Plan80–Plan90 0.068 0.26 1
Plan80–NewVG 1.5 0.6 0.1
Plan90–NewVG 1.5 0.7 0.216
2625 Plan80–Plan90 0.35 0.5 1
Plan80–NewVG 0.93 0.85 0.92
Plan90–NewVG 0.58 0.86 1
  1. Non-significant differences are indicated in italics. DI Dissimilarity Index