Log-Rank Test: Power Calculation Parameters

On the Power Analysis and Interval Estimation Startup Panel - Quick tab, select Power Calculation in the left pane and Survival - Log Rank Test in the right pane, and click the OK button to display the Log-Rank Test: Power Calculation Parameters dialog box, which contains two tabs: Quick and Settings I/O. Use these options to establish the basic parameters for analyzing power for the log-rank test for equality of two survival curves.  

OK. Click the OK button to display the Log-Rank Test: Power Calculation Results dialog box, in which you perform a variety of numerical and graphical analyses.

Back. Click the Back button to return to the Startup Panel without saving any changes that have been entered in this dialog box.

Restore Defaults. Click the Restore Defaults button to restore current default values to all the settings in this dialog box and others that perform calculations for the log-rank test for equality of two survival curves.

Options. Click the Options button to display the Options menu.