| Regression coefficient | Standard error | 95 % CI | P value |
---|---|---|---|---|
Δ Breast density, % |  |  |  |  |
 Percentage weight change | −0.13 | 0.06 | −0.25; −0.02 | 0.023 |
Δ Dense area, cm2 |  |  |  |  |
 Percentage weight change | −0.05 | 0.06 | −0.18; 0.08 | 0.436 |
Δ Nondense area, cm2 |  |  |  |  |
 Percentage weight change | 0.44 | 0.11 | 0.22; 0.65 | <0.001 |