Codes and Frequencies
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.
Universe
- 1987: Half of sample persons age 18+ (excluded from CACT) who have at least 4 siblings (or an unknown number of siblings), for whom any siblings have been diagnosed with cancer, and who reported at least 4 siblings as having known cancer.
Availability
- 1987
Weights
- 1987 : SAMPWEIGHT