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Table 6 Agreement (sensitivity, specificity, and accuracy) for popliteus tendon (n = 16)

From: Value and imaging findings of the magnetic resonance in the posterolateral corner complex injuries of the knee

Popliteus tendon Surgical Sensitivity Specificity PPV NPV Accuracy
Negative (n = 12) Positive (n = 4)
No. % No. %
MRI
Negative 7 58.3 0 0.0 100.0 58.33 44.44 100.0 68.75
Positive 5 41.7 4 100.0      
χ2 (FEp) χ2 = 4.148 (FEp = 0.088)      
  1. χ2 chi-square test, FE Fisher’s exact, p p value for association between different categories, PPV positive predictive value, PV negative predictive value