Table 5 The positive,specificity, positive and negative predictive value of PM, DTI and (PM or DTI) in distinguishing which are clinically relevant from the decompression levels determined by MRI
Projects | Positive levels n | Negative levels n | Positive rate n% | Specificity n% | Positive predictive value n% | Negative predictive value n% |
|---|---|---|---|---|---|---|
PM | 87 | 30 | 74Â % | 100Â % | 100Â % | 69Â % |
DTI | 111 | 6 | 95Â % | 100Â % | 100Â % | 92Â % |
(PM or DTI) | 117 | 0 | 100Â % | 100Â % | 100Â % | 100Â % |