Table 2. Interobserver Agreement for BI-RADS Final Categories .
| BI-RADS Category | κ value |
|---|---|
| Category 3 | 0.42 |
| Category 4 | 0.47 |
| Category 4a | 0.34 |
| Category 4b | 0.22 |
| Category 4c | 0.33 |
| Category 5 | 0.65 |
| Overall | 0.35 |
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