| Pathology status* |  |  | Univariate model | |||
---|---|---|---|---|---|---|---|
Malignant (N = 95) | Benign (N = 143) | AUC | (95% CI) | OR†| (95% CI) | p value | |
Clinical/DCE-MRI parameters | |||||||
 Age, years | 54.7 ± 11.3 | 49.3 ± 11.8 | 0.63 | (0.56–0.71) | 1.60 | (1.19, 2.16) | 0.002 |
 Post-menopausal | 61 (64.2) | 67 (46.9) | 0.59 | (0.52–0.66) | 2.04 | (1.14, 3.62) | 0.016 |
 MRI indication: known cancer | 77 (81.1) | 84 (58.7) | 0.61 | (0.55–0.67) | 3.00 | (1.54, 5.85) | 0.001 |
 Dense breasts | 57 (60.0) | 117 (81.8) | 0.61 | (0.55–0.67) | 0.33 | (0.18, 0.62) | 0.001 |
 BPE category (1–4) | 1.9 ± 1.0 | 2.3 ± 0.9 | 0.62 | (0.54–0.70) | 0.65 | (0.47, 0.88) | 0.006 |
 Lesion size, cm‡ | 26.9 ± 27.1 | 16.3 ± 17.7 | 0.64 | (0.57–0.71) | 1.66 | (1.27, 2.16) | < 0.001 |
 Mass vs. NMLE/focus | 54 (56.8) | 81 (56.6) | 0.50 | (0.43–0.57) | 1.01 | (0.58, 1.76) | 0.98 |
 Washout on delayed phase kinetics | 87 (91.6) | 111 (77.6) | 0.57 | (0.53–0.61) | 3.14 | (1.41, 7.00) | 0.005 |
 BI-RADS 5 vs. 4 | 17 (17.9) | 3 (2.1) | 0.58 | (0.53–0.62) | 10.17 | (2.11, 49.10) | 0.004 |
DTI parameters | |||||||
 Mean ADC, 10−3 mm2/s | 1.26 ± 0.32 | 1.55 ± 0.30 | 0.75 | (0.68–0.82) | 0.37 | (0.25, 0.54) | < 0.001 |
 Mean axial diffusivity, 10−3 mm2/s | 1.62 ± 0.41 | 1.91 ± 0.36 | 0.73 | (0.66–0.80) | 0.42 | (0.28, 0.64) | < 0.001 |
 Mean radial diffusivity, 10−3 mm2/s | 1.08 ± 0.35 | 1.37 ± 0.33 | 0.74 | (0.67–0.81) | 0.40 | (0.28, 0.59) | < 0.001 |
 Mean FA‡ | 0.28 ± 0.15 | 0.23 ± 0.13 | 0.61 | (0.53–0.68) | 1.45 | (1.11, 1.91) | 0.007 |
 Mean λ1 − λ3‡, 10−3 mm2/s | 0.69 ± 0.46 | 0.69 ± 0.40 | 0.52 | (0.44–0.60) | 0.96 | (0.74, 1.25) | 0.77 |