Codes and Frequencies
Description
For sample persons under age 18, OPTONSILEV reports if the person has ever had an operation on the tonsils or adenoids. Persons who reported having an operation on the tonsils or adenoids are also included in OPNOSEV, which reports if the person has ever had an operation on the nose, mouth, or pharynx.
Universe
- 1981: Sample persons under age 18.
Availability
- 1981
Weights
- 1981 : SAMPWEIGHT