Research Article
Mammographic Findings after Intraoperative Radiotherapy of the Breast
Table 2
Summary of statistical analysis using univariate ANOVA with repeated measures.
(a) |
| Treatment × finding | WB-EBRT () | IORT () | | -value |
| Architectural distortion | | | | | Year 1 | 9 | 9 | Year 2 | 6 | 9 | Year 4 | 5 | 8 |
| Total | 20 | 26 | 1.65 | 0.21 |
| Skin thickening | | | | | Year 1 | 8 | 4 | Year 2 | 7 | 5 | Year 4 | 7 | 6 |
| Total | 22 | 15 | 0.47 | 0.5 |
| Retraction | | | | | Year 1 | 4 | 9 | Year 2 | 8 | 7 | Year 4 | 8 | 7 |
| Total | 20 | 23 | 0.76 | 0.39 |
| Calcifications | | | | | Year 1 | 0 | 1 | Year 2 | 2 | 6 | Year 4 | 3 | 5 |
| Total | 5 | 12 | 3.24 | 0.08 |
| Fat necrosis | | | | | Year 1 | 0 | 3 | Year 2 | 2 | 5 | Year 4 | 1 | 5 |
| Total | 3 | 13 | 4.2 | 0.05 |
| Mass density | | | Year 1 | 1 | 1 | Year 2 | 3 | 0 | Year 4 | 0 | 0 |
| Total | 4 | 1 | 1.7 | 0.2 |
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|
(b) |
| Treatment × time | | -value |
| Architectural distortion | 0.87 | 0.43 | Skin thickening | 0.58 | 0.56 | Retraction | 3.01 | 0.06 | Calcifications | 1.06 | 0.36 | Fat necrosis | 0.32 | 0.73 | Mass density | 1.72 | 0.19 |
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