Table 3.
Spatial resolution of microcalcifications (MCs) performances of tomosynthesis processing methods. (Tukey–Kramer test; p < 0.05 indicates a significant difference).
| MCs: 0.29 mm | |||||
|---|---|---|---|---|---|
| Variable | Difference | Standard Error | p | 95% CI * | |
| Lower Limit | Upper Limit | ||||
| Ref vs. Without pre-reconstruction processing | 0.0238 | 0.11462 | 0.997 | −0.2728 | 0.3203 |
| vs. MSBF | −0.8083 | 0.11462 | 0.000 | −1.1048 | −0.5118 |
| vs. pix2pix | −0.1958 | 0.11462 | 0.321 | −0.4923 | 0.1007 |
| Without pre-reconstruction processing vs. Ref | −0.0238 | 0.11462 | 0.997 | −0.3203 | 0.2728 |
| vs. MSBF | −0.8321 | 0.09359 | 0.000 | −1.0742 | −0.5900 |
| vs. pix2pix | −0.2196 | 0.09359 | 0.091 | −0.4617 | 0.0225 |
| MSBF vs. Ref | 0.8083 | 0.11462 | 0.000 | 0.5118 | 1.1048 |
| vs. Without pre-reconstruction processing | 0.8321 | 0.09359 | 0.000 | 0.5900 | 1.0742 |
| vs. pix2pix | 0.6125 | 0.09359 | 0.000 | 0.3704 | 0.8546 |
| Pix2pix vs. Ref | 0.1958 | 0.11462 | 0.321 | −0.1007 | 0.4923 |
| vs. Without pre-reconstruction processing | 0.2196 | 0.09359 | 0.091 | −0.0225 | 0.4617 |
| vs. MSBF | −0.6125 | 0.09359 | 0.000 | −0.8546 | −0.3704 |
| Source of Variation | df * | Sums of Squares | Mean Square | F | p |
| Processing | 2 | 26.778 | 13.389 | 42.460 | 0.000 |
| Dose | 1 | 0.092 | 0.092 | 0.291 | 0.590 |
| Processing × Dose | 2 | 0.028 | 0.014 | 0.044 | 0.957 |
| Error | 245 | 77.256 | 0.315 | - | - |
* CI: confidence interval, dependent variable: FWHM value. * df: degree of freedom, dependent variable: FWHM value.