Contrast Media & Molecular Imaging / 2017 / Article / Tab 5 / Clinical Study
Comparison of Diagnostic Performance of Three-Dimensional Positron Emission Mammography versus Whole Body Positron Emission Tomography in Breast Cancer Table 5 Comparison of diagnostic performance of 3D-PEM and WBPET.
Total cases WBPET n = 253 3D-PEM n = 253 P value + − + − Histopathology +, n = 209 200 9 194 15 Histopathology −, n = 44 19 25 20 24 Sensitivity (%) 95.7 92.8 0.828 Specificity (%) 56.8 54.5 0.909 Accuracy (%) 88.9 86.2 0.808 WBPET n = 44 3D-PEM n = 44 P value + − + − Lesion < 1 cm Histopathology +, n = 26 16 10 18 8 Histopathology −, n = 18 5 13 6 12 Sensitivity (%) 61.5 69.2 0.79 Specificity (%) 72.2 66.7 0.878 Accuracy (%) 65.9 68.1 0.92 WBPET n = 234 3D-PEM n = 234 P value + − + − Lesion ≥ 1 cm Histopathology +, n = 203 187 16 183 20 Histopathology −, n = 31 15 16 15 16 Sensitivity (%) 92.1 90.1 0.88 Specificity (%) 51.6 51.6 1.0 Accuracy (%) 86.8 85.0 0.65
Values were compared by chi-square test.