Table 4 Accuracies of the three readers in identifying the pathologies in the sacroiliac joint MRI images during two rounds of reading exercises using a senior radiologist’s report as gold standard
Accuracy | Reader 1 | Reader 2 | Reader 3 | |||
|---|---|---|---|---|---|---|
Round 1 | Round 2 | Round 1 | Round 2 | Round 1 | Round 2 | |
Enthesitis | 15.07% | 61.03% | 2.94% | 39.34% | 0.74% | 20.22% |
Bone marrow edema | 61.69% | 75.05% | 54.62% | 53.43% | 46.17% | 31.83% |
Erosion | 87.53% | 92.63% | 81.53% | 89.90% | 58.42% | 85.08% |
Fatty lesion | 86.54% | 88.92% | 77.18% | 88.52% | 87.20% | 63.85% |
Ankylosis | 80.56% | 75.93% | 89.81% | 88.89% | 91.67% | 56.48% |