Table 2 Intra-rater reliability indices for digital scanning
|  | Scan 1 Mean (± SD) | Scan 2 Mean (± SD) | Scan 3 Mean (± SD) | ICC | ICC 95% CI | SEM | SRD |
|---|---|---|---|---|---|---|---|
Rater 1 | Â | Â | Â | Â | Â | Â | Â |
Cast Length (mm) | 162.14 ± 11.36 | 162.05 ± 11.31 | 161.86 ± 11.35 | 0.99 | 0.99-0.99 | 1.13 | 3.13 |
Forefoot Width (mm) | 88.57 ± 7.30 | 88.71 ± 7.41 | 88.43 ± 7.24 | 0.99 | 0.98-0.99 | 0.73 | 2.02 |
Rearfoot Width (mm) | 52.76 ± 4.57 | 52.80 ± 4.50 | 52.76 ± 4.45 | 0.99 | 0.99-0.99 | 0.45 | 1.25 |
Medial Arch Height (mm) | 25.00 ± 2.28 | 24.95 ± 2.36 | 24.86 ± 2.22 | 0.96 | 0.96-0.99 | 0.32 | 0.89 |
Lateral Arch Height (mm) | 3.33 ± 2.13 | 3.48 ± 2.20 | 3.57 ± 2.16 | 0.97 | 0.96-0.99 | 0.30 | 0.83 |
Forefoot to Rearfoot Alignment (°) | 1.14 ± 1.06 | 1.00 ± 1.10 | 1.10 ± 1.13 | 0.81 | 0.66-0.91 | 0.45 | 1.24 |
Rater 2 | Â | Â | Â | Â | Â | Â | Â |
Cast Length (mm) | 162.05 ± 11.36 | 161.95 ± 11.19 | 162.10 ± 11.51 | 0.99 | 0.99-0.99 | 1.13 | 3.13 |
Forefoot Width (mm) | 88.57 ± 7.32 | 88.33 ± 7.40 | 88.62 ± 7.38 | 0.99 | 0.98-0.99 | 0.74 | 2.05 |
Rearfoot Width (mm) | 52.90 ± 4.58 | 52.95 ± 4.32 | 52.86 ± 4.41 | 0.99 | 0.99-0.99 | 0.44 | 1.22 |
Medial Arch Height (mm) | 24.33 ± 2.13 | 24.29 ± 2.45 | 24.43 ± 2.42 | 0.97 | 0.96-0.99 | 0.40 | 1.11 |
Lateral Arch Height (mm) | 3.43 ± 2.23 | 3.57 ± 2.01 | 3.33 ± 1.93 | 0.95 | 0.96-0.99 | 0.41 | 1.14 |
Forefoot to Rearfoot Alignment (°) | 0.14 ± 1.39 | 0.10 ± 1.37 | 0.23 ± 1.37 | 0.82 | 0.66-0.91 | 0.54 | 1.50 |