Codes and Frequencies
For sample persons aged 20 and over who drank coffee, MDECAFADV reports whether the doctor had ever advised the respondent to use decaffeinated coffee.
MDECAFADV is one of a series of variables dealing with doctor advice. For related variables, please use the IPUMS NHIS search function and drop-down menus.
- 1976: Sample persons age 20+ who drink coffee.
- 1976 : SAMPWEIGHT