Table 4 Sensitivity, specificity, false negative rate, false positive rate of radiographic examination for facet joint degeneration by the pathologic grading
From: The correlation between radiographic and pathologic grading of lumbar facet joint degeneration
Radiography | Sensitivity | Specificity | FNR | FPR |
|---|---|---|---|---|
CT | ||||
 Reader 1 | 68.33 % | 71.43 % | 31.67 % | 28.57 % |
 Reader 2 | 76.67 % | 57.14 % | 23.33 % | 42.86 % |
 Consensus | 86.67 % | 78.57 % | 13.33 % | 21.43 % |
MR | ||||
 Reader 1 | 85.00 % | 50.00 % | 15.00 % | 50.00 % |
 Reader 2 | 88.33 % | 57.14 % | 11.67 % | 42.86 % |
 Consensus | 90.00 % | 64.29 % | 10.00 % | 35.71 % |
CT combined with MR | ||||
 Reader 1 | 75.00 % | 71.43 % | 25.00 % | 28.57 % |
 Reader 2 | 85.00 % | 64.29 % | 15.00 % | 35.71 % |
 Consensus | 85.00 % | 71.43 % | 15.00 % | 28.57 % |