Table 2.
Tabulated values for the image characteristics for both investigated scanning methods
| No. of lesions value | k value | K value sub-feature | |||||
|---|---|---|---|---|---|---|---|
| CUS | AUS-1 | AUS-2 | C-A | A1-2 | C-A | A1-2 | |
| Boundary | 0.7424 | 0.6531 | |||||
| Morphology | 0.7217 | 0.6762 | |||||
| Aspect ratio | 0.6741 | 0.6439 | |||||
| Internal echo | 0.6419 | 0.6137 | |||||
| Cyst | 161 | 132 | 149 | 0.8157 | 0.8756 | ||
| Mixed echogenic | 66 | 73 | 62 | 0.5132 | 0.4783 | ||
| Solid | 99 | 94 | 98 | 0.7425 | 0.7774 | ||
| BI-RADS assessment | 0.6241 | 0.5981 | |||||
| 2 | 171 | 141 | 148 | 0.5768 | 0.5174 | ||
| 3 | 128 | 122 | 130 | 0.8243 | 0.8786 | ||
| 4A, 4B, 4C, 5 | 27 | 36 | 31 | 0.5132 | 0.4378 | ||
Data in bold are almost perfect agreement
CUS represents the conventional US scan method; AUS represents the AI breast US scan method; C-A represents the k Value between the AI breast US scan method and AI breast US scan method; A1-2 represents k Value between the two readers of AI breast US scan method