Running the Analysis

  1. To run a Kaplan-Meier Survival Analysis, from the menus choose:

    Analyze > Survival > Kaplan-Meier...

    Figure 1. Kaplan-Meier Survival Analysis main dialog box
    Kaplan-Meier Survival Analysis main dialog box
  2. Select Time to effect as the time variable.
  3. Select Effect status as the status variable.
  4. Click Define Event.
    Figure 2. Define Event dialog box
    Define Event dialog box
  5. In the Define Event dialog, type 1 as the single value indicating the medication took effect.
  6. Click Continue.
    Figure 3. Kaplan-Meier Survival Analysis main dialog box
    Kaplan-Meier Survival Analysis main dialog box
  7. In the Kaplan-Meier Survival Analysis dialog, select Treatment as a factor.
  8. Click Compare Factor.
    Figure 4. Compare Factor Levels dialog box
    Compare Factor Levels dialog box
  9. In the Compare Factor Levels dialog, select Log rank, Breslow, and Tarone-Ware.
  10. Click Continue.
  11. Click Options in the Kaplan-Meier Survival Analysis dialog box.
    Figure 5. Options dialog box
    Options dialog box
  12. In the Options dialog, select Quartiles in the Statistics group and Survival in the Plots group.
  13. Click Continue.
  14. Click OK in the Kaplan-Meier Survival Analysis dialog box.

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