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Table 3 Comparison of diagnostic indices of Sonomammography, DCE-MRI and DWI-MRI regarding multiplicity and axillary lymph nodes status in the upfront surgery group

From: The additive role of dynamic contrast-enhanced and diffusion-weighted MR imaging in preoperative staging of breast cancer

Multiplicity Sensitivity Specificity PPV NPV Accuracy
SM 33.33%
95%CI: 11.8%-61.6%
90.91%
95%CI:70.8% -98.8%
71.43%
95%CI:35.7% -91.8%
66.67%
95%CI:57.7% -74.5%
67.57%
95%CI:50.2% - 81.9%
DCE-MRI 81.82%
95%CI:48.2% - 97.7%
84.62%
95%CI:63.1% -95.6%
69.23%
95%CI:46.6% - 85.2%
91.67%
95%CI:75.6% - 97.5%
83.78%
95%CI:67.9%- 93.8%
Lymph nodes Sensitivity Specificity PPV NPV Accuracy
SM 73.33%
95%CI:44.9% -92.2%
77.27%
95%CI:54.6%-92.1%
68.75%
95%CI:48.9%-83.4%
80.95%
95%CI:64.0%-91.02%
75.68%
95%CI:58.8%-88.2%
DCE-MRI 80.00%
95%CI: 51.9%-95.6%
68.18% 95%CI:45.1%-86.1% 63.16%
95%CI:46.93%-76.8%
83.33%
95%CI:63.5%-93.4%
72.97%
95%CI:55.8%-86.2%
DWI-MRI 60.00%
95%CI:32.2%-83.6%
81.82%
95%CI:59.7%-94.8%
69.23%
95%CI:45.8%- 85.6%
75%
95%CI:61.0%-85.1%
72.97%
95%CI:55.8%-86.2%