Table 5.
Results of confidence flags
| Confidence Flags | Mass | Calcification | Asymmetry | Architectural distortion | |
|---|---|---|---|---|---|
| No review required: NLP did not detect any mention of a finding in a report | N | 19836 | 17978 | 82051 | 64083 |
| % | 21.2 | 19.2 | 87.5 | 68.4 | |
| Needs review: NLP detected findings discordant with BI-RADS assessments | N | 531 | NA | NA | NA |
| % | 0.6 | NA | NA | NA | |
| Needs review: both negative and affirmative mentions of a finding in one report | N | 1022 | 5136 | 198 | 359 |
| % | 1.1 | 5.5 | 0.2 | 0.4 | |
| Needs review: more than one negation word with a finding in a sentence | N | 102 | 122 | 11 | 119 |
| % | 0.1 | 0.1 | 0.0 | 0.1 | |
| Needs review: sentences with phrases of “recent”, “previous” or “prior”. | N | 244 | 905 | 1699 | 661 |
| % | 0.3 | 1.0 | 1.8 | 0.7 |