Table 2 Consistency of MR grading and pathologic grading for facet joint degeneration
From: The correlation between radiographic and pathologic grading of lumbar facet joint degeneration
Reader | Underestimate | Exact estimate | Overestimate | Weighted kappa coefficient |
|---|---|---|---|---|
Reader 1 | 13(17.57Â %) | 49(66.22Â %) | 12(16.22Â %) | 0.458 |
Reader 2 | 16(21.62Â %) | 49(66.22Â %) | 9(12.16Â %) | 0.445 |
Consensus | 12(16.22Â %) | 54(72.97Â %) | 8(10.81Â %) | 0.561 |