Table 4. Details of false positively labelled vertebrae in the independent testing data.
Case number | OVF number | Explanation for the false positivity |
---|---|---|
3 | 3 | Labeled vertebra above T4 |
3 | 3 | Labeled vertebra had rotation to X-ray beam |
5 | 5 | Labeled vertebra looks like minimal CVF |
1 | 1 | Labeled vertebra looks like minimal CVF + diagram line overlaying |
1 | 1 | n/a |
OVF, osteoporotic vertebral fracture; CVF, compressive vertebral fracture; n/a, not available.