FRYFISHNO is a 3-digit-numeric variable.
0: Never or less than 6 times per year
888: 888 (1987: 888+)
996: Not in Universe
998: Unknown-not ascertained
999: Unknown-don't know
For sample adults, FRYFISHNO reports how many times the respondent ate fried fish or fish sandwiches in a specified time period. FRYFISHNO should be used in conjunction with FRYFISHTP, which reports the corresponding time unit stated by the respondent. For information about the portion size, see FRYFISHSIZ.
FRYFISHNO is part of a series of variables initiated in 1987 related to food, food knowledge, and cancer. For related variables, please use the IPUMS NHIS search function and drop-down menus.
Apart from changes in the universe, there are no comparability issues. Changes in survey design (e.g., quarters in which the supplement was collected) may affect raw frequencies, but do not affect comparability of the variable. As always, data users should use the prescribed IHIS weights.
- 1987: Half of sample persons age 18+ (excluded from CACT supplement).
- 1992: Half of sample persons age 18+ in quarters 1 and 2 and 2 weeks in quarter 3 (excluded from CACT supplement).
- 1987, 1992
- 1987, 1992 : SAMPWEIGHT