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Plot versus criterion values

Command:Statistics
Next selectROC curves
Next selectPlot versus criterion values

Description

In this graph (part of ROC curve analysis) you can plot the following statistics against the criterion values:

Required input

Plot versus criterion values - dialog box

Graph

In the graph the selected statistic is plotted against the criterion value.

Sensitivity and specificity, Positive and Negative Predictive values are displayed as percentages.

The maximum values of Youden index and Efficiency, and the minimum values of Cost are reported in the graphs info box. To obtain the info box you right-click in the graph and click Info on the context menu.

Plot of sensitivity and specificity versus criterion values:

Plot of sensitivity and specificity versus criterion values

Plot of cost versus criterion values for different levels of disease prevalence:

Plot of cost versus criterion values for different levels of disease prevalence.

Literature

See also