Table 3.
First-order feature results from linear mixed models using mean values as input for each of the tested features. Abbrev., S1=Nikon, S2=Olympus, Huron=S3, S1-3=Nikon-Huron histogram match, S2-3=Olympus-Huron histogram match.
Feature | Scanner | Mean difference | Std. error | df | P-value | 95% confidence interval |
||
---|---|---|---|---|---|---|---|---|
Lower bound | Upper bound | |||||||
Lumen density | S3 | S1-3 | 3.19 | 0.57 | 764.00 | <.001 | 2.07 | 4.30 |
S1 | 1.13 | 0.57 | 764.00 | .05 | 0.02 | 2.24 | ||
S2-3 | -1.66 | 0.57 | 764.00 | <.001 | -2.77 | -0.55 | ||
S2 | -2.87 | 0.57 | 764.00 | <.001 | -3.98 | -1.76 | ||
S1-3 | S3 | -3.19 | 0.57 | 764.00 | <.001 | -4.30 | -2.07 | |
S1 | -2.06 | 0.57 | 764.00 | <.001 | -3.17 | -0.95 | ||
S2-3 | -4.84 | 0.57 | 764.00 | <.001 | -5.95 | -3.73 | ||
S2 | -6.05 | 0.57 | 764.00 | <.001 | -7.16 | -4.94 | ||
S1 | S3 | -1.13 | 0.57 | 764.00 | .05 | -2.24 | -0.02 | |
S1-3 | 2.06 | 0.57 | 764.00 | <.001 | 0.95 | 3.17 | ||
S2-3 | -2.79 | 0.57 | 764.00 | <.001 | -3.90 | -1.68 | ||
S2 | -4.00 | 0.57 | 764.00 | <.001 | -5.11 | -2.89 | ||
S2-3 | S3 | 1.66 | 0.57 | 764.00 | <.001 | 0.55 | 2.77 | |
S1-3 | 4.84 | 0.57 | 764.00 | <.001 | 3.73 | 5.95 | ||
S1 | 2.79 | 0.57 | 764.00 | <.001 | 1.68 | 3.90 | ||
S2 | -1.21 | 0.57 | 764.00 | .03 | -2.32 | -0.10 | ||
S2 | S3 | 2.87 | 0.57 | 764.00 | <.001 | 1.76 | 3.98 | |
S1-3 | 6.05 | 0.57 | 764.00 | <.001 | 4.94 | 7.16 | ||
S1 | 4.00 | 0.57 | 764.00 | <.001 | 2.89 | 5.11 | ||
S2-3 | 1.21 | 0.57 | 764.00 | .03 | 0.10 | 2.32 | ||
Epithelium density | S3 | S1-3 | 12.17 | 3.00 | 764.00 | <.001 | 6.28 | 18.06 |
S1 | 19.82 | 3.00 | 764.00 | <.001 | 13.93 | 25.71 | ||
S2-3 | -6.80 | 3.00 | 764.00 | .02 | -12.69 | -0.91 | ||
S2 | -38.07 | 3.00 | 764.00 | <.001 | -43.96 | -32.17 | ||
S1-3 | S3 | -12.17 | 3.00 | 764.00 | <.001 | -18.06 | -6.28 | |
S1 | 7.65 | 3.00 | 764.00 | .01 | 1.76 | 13.55 | ||
S2-3 | -18.97 | 3.00 | 764.00 | <.001 | -24.86 | -13.07 | ||
S2 | -50.23 | 3.00 | 764.00 | <.001 | -56.13 | -44.34 | ||
S1 | S3 | -19.82 | 3.00 | 764.00 | <.001 | -25.71 | -13.93 | |
S1-3 | -7.65 | 3.00 | 764.00 | .01 | -13.55 | -1.76 | ||
S2-3 | -26.62 | 3.00 | 764.00 | <.001 | -32.51 | -20.73 | ||
S2 | -57.89 | 3.00 | 764.00 | <.001 | -63.78 | -51.99 | ||
S2-3 | S3 | 6.80 | 3.00 | 764.00 | .02 | 0.91 | 12.69 | |
S1-3 | 18.97 | 3.00 | 764.00 | <.001 | 13.07 | 24.86 | ||
S1 | 26.62 | 3.00 | 764.00 | <.001 | 20.73 | 32.51 | ||
S2 | -31.27 | 3.00 | 764.00 | <.001 | -37.16 | -25.37 | ||
S2 | S3 | 38.07 | 3.00 | 764.00 | <.001 | 32.17 | 43.96 | |
S1-3 | 50.23 | 3.00 | 764.00 | <.001 | 44.34 | 56.13 | ||
S1 | 57.89 | 3.00 | 764.00 | <.001 | 51.99 | 63.78 | ||
S2-3 | 31.27 | 3.00 | 764.00 | <.001 | 25.37 | 37.16 | ||
Stromal density | S3 | S1-3 | 16.77 | 2.34 | 764.00 | <.001 | 12.18 | 21.36 |
S1 | 2.00 | 2.34 | 764.00 | .39 | -2.59 | 6.59 | ||
S2-3 | 9.12 | 2.34 | 764.00 | <.001 | 4.53 | 13.71 | ||
S2 | 15.02 | 2.34 | 764.00 | <.001 | 10.43 | 19.61 | ||
S1-3 | S3 | -16.77 | 2.34 | 764.00 | <.001 | -21.36 | -12.18 | |
S1 | -14.77 | 2.34 | 764.00 | <.001 | -19.36 | -10.18 | ||
S2-3 | -7.65 | 2.34 | 764.00 | <.001 | -12.24 | -3.06 | ||
S2 | -1.75 | 2.34 | 764.00 | .45 | -6.34 | 2.84 | ||
S1 | S3 | -2.00 | 2.34 | 764.00 | .39 | -6.59 | 2.59 | |
S1-3 | 14.77 | 2.34 | 764.00 | <.001 | 10.18 | 19.36 | ||
S2-3 | 7.12 | 2.34 | 764.00 | <.001 | 2.53 | 11.71 | ||
S2 | 13.02 | 2.34 | 764.00 | <.001 | 8.43 | 17.61 | ||
S2-3 | S3 | -9.12 | 2.34 | 764.00 | <.001 | -13.71 | -4.53 | |
S1-3 | 7.65 | 2.34 | 764.00 | <.001 | 3.06 | 12.24 | ||
S1 | -7.12 | 2.34 | 764.00 | <.001 | -11.71 | -2.53 | ||
S2 | 5.90 | 2.34 | 764.00 | .01 | 1.31 | 10.49 | ||
S2 | S3 | -15.02 | 2.34 | 764.00 | <.001 | -19.61 | -10.43 | |
S1-3 | 1.75 | 2.34 | 764.00 | .45 | -2.84 | 6.34 | ||
S1 | -13.02 | 2.34 | 764.00 | <.001 | -17.61 | -8.43 | ||
S2-3 | -5.90 | 2.34 | 764.00 | .01 | -10.49 | -1.31 | ||
Epithelial cell density | S3 | S1-3 | -1.26 | 4.90 | 764.00 | .8 | -10.87 | 8.36 |
S1 | -18.18 | 4.90 | 764.00 | <.001 | -27.79 | -8.56 | ||
S2-3 | 6.42 | 4.90 | 764.00 | .19 | -3.20 | 16.03 | ||
S2 | 3.30 | 4.90 | 764.00 | .5 | -6.31 | 12.92 | ||
S1-3 | S3 | 1.26 | 4.90 | 764.00 | .8 | -8.36 | 10.87 | |
S1 | -16.92 | 4.90 | 764.00 | <.001 | -26.53 | -7.31 | ||
S2-3 | 7.68 | 4.90 | 764.00 | .12 | -1.94 | 17.29 | ||
S2 | 4.56 | 4.90 | 764.00 | .35 | -5.05 | 14.18 | ||
S1 | S3 | 18.18 | 4.90 | 764.00 | <.001 | 8.56 | 27.79 | |
S1-3 | 16.92 | 4.90 | 764.00 | <.001 | 7.31 | 26.53 | ||
S2-3 | 24.60 | 4.90 | 764.00 | <.001 | 14.98 | 34.21 | ||
S2 | 21.48 | 4.90 | 764.00 | <.001 | 11.87 | 31.09 | ||
S2-3 | S3 | -6.42 | 4.90 | 764.00 | .19 | -16.03 | 3.20 | |
S1-3 | -7.68 | 4.90 | 764.00 | .12 | -17.29 | 1.94 | ||
S1 | -24.60 | 4.90 | 764.00 | <.001 | -34.21 | -14.98 | ||
S2 | -3.11 | 4.90 | 764.00 | .53 | -12.73 | 6.50 | ||
S2 | S3 | -3.30 | 4.90 | 764.00 | .5 | -12.92 | 6.31 | |
S1-3 | -4.56 | 4.90 | 764.00 | .35 | -14.18 | 5.05 | ||
S1 | -21.48 | 4.90 | 764.00 | <.001 | -31.09 | -11.87 | ||
S2-3 | 3.11 | 4.90 | 764.00 | .53 | -6.50 | 12.73 |