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CXRAYTIMNO
Time since last chest xray: Number of units
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Codes and Frequencies



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Description

For sample persons aged 40 and over who had ever had a chest x-ray, but did not know the month and year of the last x-ray (exact date), CXRAYTIMNO reports the number of units since last chest x-ray.
CXRAYTIMNO should be used in conjunction with CXRAYTIMTP, which reports the corresponding time units (day, week, month, or year).
CXRAYTIMNO is part of a series of variables introduced in 1992 dealing with adult cancer. For related variables, please use the IPUMS NHIS search function and drop-down menus

Comparability

There are no comparability issues.

Universe

  • 1992: Half of sample persons age 40+ in quarters 1 and 2, and in 2 weeks of quarter 3 (excluded from CAEP supplement) who have ever had a chest x-ray and month of last x-ray was NA AND year of last x-ray was refused/unknown/not ascertained or 1989.

Availability

  • 1992

Weights