Table 4.
Recall and Precision
| Attribute | Value | Recall (%) | Precision (%) |
|---|---|---|---|
| Age Group | Infant (<2 years) | 57.6 | 100.0 |
| Child (2–17 years) | 92.6 | 100.0 | |
| Adult (18+ years) | 100.0 | 100.0 | |
| All | 97.2 | 100.0 | |
| Sex | Male | 99.7 | 100.0 |
| Female | 99.7 | 100.0 | |
| All | 99.7 | 100.0 | |
| Imaging Modality | CT | 91.4 | 97.0 |
| Graphic | 79.3 | 100.0 | |
| MRI | 91.9 | 99.2 | |
| Nuclear Medicine | 37.5 | 75.0 | |
| PET | 100.0 | 83.3 | |
| Photo | 65.7 | 100.0 | |
| Ultrasound | 91.0 | 92.2 | |
| X-ray | 79.9 | 96.1 | |
| All | 86.4 | 97.2 |
Effectiveness of information retrieval. The weighted average ("All") represents the mean value of recall and precision as weighted by the true number of cases in each category.