Survival AFT Define Events for Status Variables

Occurrences of the selected value or values for the status variable indicate that the terminal event occurred for those cases. All other cases are considered to be censored. Enter either a single value or a range of values that identifies the event of interest.

Defining Events for Status Variable

  1. From the menu choose,

    Analyze > Survival > Parametric Accelerated Life Time (AFT) Models…

  2. In the AFT dialog box, select a status variable and then click Define Event.
  3. Figure 1. Accelerated Life Time Models- Dialog box-Status
    Areas under the curve for three competing models
  4. Figure 2. Accelerated Life Time Models- Dialog box-Status- Define Event
    Areas under the curve for three competing models
  5. Select the List of values and enter value(s).