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How often person/friend/relative checks urine: Number


URCHKOFTNO is a 2-digit numeric variable.

00: Never
95: 95+ times per day, week, month, year
97: Not in Universe
99: Unknown - don't know/refused


For persons ages 18 and older with confirmed diabetes who are now taking insulin, URCHKOFTNO reports the number of times per day, week, month or year this person checks his or her urine for glucose or sugar, including times when a family member of friend checks. URCHKOFTNO should be combined with the type of time unit (URCHKOFTTP) for the complete frequency with which this person checks his or her urine for sugar.

This variable is included in the 1989 Diabetes supplement. For related variables, please use the IPUMS NHIS search function and drop-down menus.


There are no comparability issues with this variable.


  • 1989: Persons age 18+ with confirmed diabetes.


  • 1989