Are subjects who withdraw from intervention different from those who complete an intervention?
The investigators decide to keep the data from subjects who withdrew and ask a new research question: Are subjects who withdraw from intervention different from those who complete an intervention? The researchers are focused more on the scientific endeavor rather than ethical concerns, and determine to use the available data to answer new research questions. These are some possible outcomes:
|  | The data yields interesting findings that suggest those that withdrew from the study were more likely to be substance abusers and homeless.
|  | The findings indicate no differences between those who withdrew and those who completed the intervention.
|  | The data yields interesting findings that suggest those that withdrew from the study were more likely to be substance abusers and homeless. However, the investigators have second thoughts about using the data