1. Statistical Reference Guide
  2. Survival/Reliability

Comparing two or more survival functionsPlot multiple survival curves to make comparisons between them.

  1. Select a cell in the dataset.
  2. On the Analyse-it ribbon tab, in the Statistical Analyses group, click Survival/Reliability, and then click Compare Survival Functions.
    The analysis task pane opens.
  3. In the Y (time to event) drop-down list, select the time until the event of interest variable.
  4. Optional: In the Censor drop-down list, select the state variable that indicates whether the time was censored or if the event of interest occured, and then in the Event drop-down list, select the state that indicates the time was censored.
  5. In the X (factor) drop-down list, select the grouping variable.
  6. In the Survival function task panel, under the Equality of survival functions hypothesis test check box, in the Test drop-down list, select the statistical test to perform.
  7. Click Calculate.
Available in
Medical Edition Quality Control & Improvement Edition Ultimate Edition

From the Statistical Reference Guide for Analyse-it 6.24.0: https://analyse-it.com/docs/user-guide/survivalreliability/comparing-survivalcurves

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