IBM SPSS COMPLEX SAMPLES 19 manual Complex Samples Cox Regression Restructured data

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Complex Samples Cox Regression

Figure 22-33

Restructured data

The restructured data contains three cases for every patient; however, many patients experienced fewer than three events, so there are many cases with negative (missing) values for event. You can simply filter these from the dataset.

ETo filter these cases, from the menus choose:

Data > Select Cases...