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| PNS on CT |
||||
| (+) | (−) | Total | ||
| PNS in the histopathological diagnosis | (+) | 6 | 5 | 11 |
| (−) | 0 | 2 | 2 | |
| Total | 6 | 7 | 13 | |
(+), positive findings of PNS; (−), negative findings of PNS; PNS, perineural spread; Sensitivity 55%, specificity 100%, accuracy 62%.
p = 0.26 (Fisher's exact probability test).
