Article Figures & Data
Figures
- Figure 1
- Algorithm showing the procedures carried out in all studied patients. MRI: magnetic resonance imaging, US: ultrasound
- Figure 2
- Comparisons of the tissue biopsy results. a) Diagnostic performance of mammogram vs tissue biopsy. b) Diagnostic performance of magnetic resonance imaging vs tissue biopsy. c) Diagnostic performance of ultrasound vs tissue biopsy. Mammo: mammogram, PPV: positive predictive value, NPV: negative predictive value, MRI: magnetic resonance imaging, US: ultrasound
- Figure 3
- Comparisons of ultrasound (US) and mammography results with magnetic resonance imaging (MRI). a) Diagnostic performance of US vs. MRI. b) Diagnostic performance of mammography vs. MRI. Mammo: mammogram, PPV: positive predictive value, NPV: negative predictive value, MRI: magnetic resonance imaging, US: ultrasound
Tables
- Table 1
- Mammogram, magnetic resonance imaging, and ultrasound results compared with tissue biopsy results.
Diagnosis Histopathology final diagnosis Mammogram final diagnosis Benign (n=27) Malignant (n=56) Total (n=83) Benign 11 (40.7) 14 (25.0) 25 (30.1) Malignant 16 (59.3) 42 (75.0) 58 (69.9) MRI final diagnosis benign (n=37) malignant (n=82) Total (n=119) Benign 32 (86.5) 25 (30.5) 57 (47.9) Malignant 5 (13.5) 57 (69.5) 62 (52.1) US final diagnosis benign (n=34) malignant (n=65) Total (n=99) Benign 24 (70.6) 14 (21.5) 38 (38.4) Malignant 10 (29.4) 51 (78.5) 61 (61.6) Values are presented as numbers and percentages (%). MRI: magnetic resonance imaging, US: ultrasound
- Table 2
- Comparison of ultrasound and mammography results with magnetic resonance imaging results.
Diagnosis MRI final diagnosis US final diagnosis benign (n=152) malignant (n=39) Total (n=191) Benign 102 16 118 86.4% 13.6% 100% 67.1% 41.0% 61.8% Malignant 50 23 73 68.5% 31.5% 100% 32.9% 59.0% 38.2% Mammogram final diagnosis benign (n=115) malignant (n=34) Total (n=149) Benign 77 16 93 82.8% 17.2% 100% 67.0% 47.1% 62.4% Malignant 38 18 56 67.9% 32.1% 100% 33.0% 52.9% 37.6% Values are presented as numbers and percentages (%). The first line of the percentage from 100% of the total benign rows and the second line of the percentage is 100% from the column. MRI: magnetic resonance imaging, US: ultrasound
Procedures Sensitivity Specificity PPV NPV Accuracy Kappa for agreement With tissue biopsy Mammogram 75.0% 41.0% 72.0% 44.0% 64.0% Non-significant MRI 70.0% 87.0% 92.0% 56.0% 75.0% Significant US 79.0% 71.0% 84.0% 63.0% 76.0% Significant With MRI Mammogram 53.0% 67.0% 32.0% 83.0% 64.0% Significant US 59.0% 67.0% 32.0% 86.0% 65.0% Significant Values are presented as percentages (%). MRI: magnetic resonance imaging, US: ultrasound, PPV: positive predictive value, NPV: negative predictive value
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