Description
For sample persons ages 18 and older who have at least four full siblings who have been diagnosed by a doctor with cancer, SIB4CAN reports whether the person can report a valid cancer code for his or her fourth full sibling with known cancer. Please use drop down menus for related variables.
Versions of this variable are available for up to five full siblings who were ever diagnosed with cancer. Please use the drop down menu and search function for related variables.
