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Table 4 P-values from comparisons of ROC Areas and sensitivities at 80% specificity

From: Functional measurements based on feature tracking of cine magnetic resonance images identify left ventricular segments with myocardial scar

  Radial strain Radial displacement Radial velocity Longitudinal strain Longitudinal velocity Longitudinal displacement
Composite 0.160 (0.457) 0.001 (0.072) <0.001 (0.093) <0.001 (<0.001) <0.001 (<0.001) <0.001 (<0.001)
Radial strain - 0.302 (0.567) 0.015 (0.417) <0.001 (<0.001) <0.001 (<0.001) <0.001 (<0.001)
Radial displacement   - 0.011 (0.780) <0.001 (0.004) <0.001 (<0.001) <0.001 (<0.001)
Radial velocity    - 0.001 (0.012) <0.001 (<0.001) <0.001 (<0.001)
Longitudinal strain     - <0.001 (0.227) <0.001 (0.021)
Longitudinal velocity      - <0.001 (0.114)
  1. P-values for differences between the ROC areas and, within parenthesis, for sensitivities at 80% specificity using an exact statistical method corresponding to McNemar's paired Chi2 modification.