Table 3.
Comparison of the matching percentages obtained superimposing the semi-automatic model of the upper airways with the ground truth (manual segmentation), according to the deviation analysis
| Sample | Mean (%) | SD | Confidential interval | F | Significance | ||
|---|---|---|---|---|---|---|---|
| Lower limit | Upper limit | ||||||
| ITK-Snap (a) | 20 | 84.44 (b,c) | 4.84 | 82.18 | 86.71 | 25.117 | p < 0.001 |
| Invesalius (b) | 20 | 90.05 (a,c,d) | 3.14 | 88.57 | 91.52 | ||
| Dolphin 3D (c) | 20 | 78.26 (a,b,d,e) | 5.40 | 75.73 | 80.78 | ||
| Slicer 3D (d) | 20 | 82.08 (b,c,e) | 3.24 | 80.56 | 83.60 | ||
| Seg3D (e) | 20 | 87.36 (c,d) | 3.21 | 85.85 | 88.86 |
*Significance set at p < 0.05 and based on one-way analysis of variance (ANOVA) and Scheffe's post-hoc comparisons tests; a, b, c, d, e = identifiers for post-hoc comparisons tests
SD Standard Deviation