Table 6.
Results of information extraction according to 29 important aspects of transthoracic echocardiography reports, measured on 100 test documents of category Td
| Section | Aspect | TP | FP | FN | Prec | Rec. | F1 |
|---|---|---|---|---|---|---|---|
| General Information | |||||||
| Prosthetic Valves (type) | 16 | 0 | 3 | 1.00 | 0.84 | 0.91 | |
| Imaging Quality | 263 | 0 | 3 | 1.00 | 0.99 | 0.99 | |
| No Regurgitation | 8 | 0 | 0 | 1.00 | 1.00 | 1.00 | |
| Aortic Valve | |||||||
| Morphology | 74 | 0 | 15 | 1.00 | .83 | .91 | |
| V max | 84 | 0 | 0 | 1.00 | 1.00 | 1.00 | |
| AV Regurgitation | 136 | 1 | 0 | .99 | 1.00 | 1.00 | |
| AV Prosthesis Regurgitation | 8 | 0 | 0 | 1.00 | 1.00 | 1.00 | |
| AV Stenosis | 48 | 0 | 1 | 1.00 | .98 | .99 | |
| AV Area | 15 | 2 | 0 | .88 | 1.00 | .94 | |
| ΔPmax (pressure gradient) | 23 | 2 | 0 | .92 | 1.00 | .96 | |
| Aorta | Aortic Root Diameter | 186 | 0 | 0 | 1.00 | 1.00 | 1.00 |
| Mitral Valve | |||||||
| Morphology | 3 | 0 | 0 | 1.00 | 1.00 | 1.00 | |
| MV Regurgitation | 229 | 6 | 1 | .97 | 1.00 | .98 | |
| MV Prosthesis (Pmean, PHT) | 4 | 0 | 2 | 1.00 | .67 | .80 | |
| MV Stenosis | 1 | 0 | 2 | 1.0 | .33 | .50 | |
| MV Area | 2 | 0 | 0 | 1.00 | 1.00 | 1.00 | |
| Tricuspid Valve | |||||||
| Morphology | 67 | 0 | 0 | 1.00 | 1.00 | 1.00 | |
| TV Regurgitation | 259 | 2 | 0 | .99 | 1.00 | 1.00 | |
| sPAP | 178 | 0 | 0 | 1.00 | 1.00 | 1.00 | |
| Left Ventricle | |||||||
| LVD d | 15 | 0 | 0 | 1.00 | 1.00 | 1.00 | |
| LVD s | 67 | 0 | 0 | 1.00 | 1.00 | 1.00 | |
| IVSD d | 97 | 0 | 0 | 1.00 | 1.00 | 1.00 | |
| PWD d | 96 | 0 | 1 | 1.00 | .99 | .99 | |
| LVEF (%) | 221 | 0 | 0 | 1.00 | 1.00 | 1.00 | |
| Wall Motion Abnormalities | 51 | 0 | 1 | 1.00 | .98 | .99 | |
| Diastolic Function | 350 | 2 | 6 | .99 | .98 | .99 | |
| Left Atrium | LAD (LADs, LADsI) | 88 | 0 | 0 | 1.00 | 1.00 | 1.00 |
| Right Ventricle | Dimension | 101 | 0 | 1 | 1.00 | .99 | .99 |
| Pericardium | Pericardial Effusion | 182 | 5 | 5 | .97 | .97 | .97 |
| Micro Average | 2872 | 20 | 41 | .993 | .986 | .989 | |
| Macro Average | (mean over all aspects) | .991 | .950 | .963 |
Several attribute-value pairs may belong to each aspect, for instance, absolute and relative mentions