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Correspondence
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Volume 346:626-627 February 21, 2002 Number 8
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Lack of Health Insurance and Overall Health

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To the Editor: Baker et al. (Oct. 11 issue)1 used disability data from the 1992 and 1996 surveys of the Health and Retirement Study to assess the effect of health insurance status on the risk of the development of a physical disability. Unfortunately, as pointed out in the article, the wording of the questions related to disability on the Health and Retirement Study surveys changed between 1992 and 1996.

The initial survey, in 1992, inquired about the performance of physical tasks. The wording was, "How difficult is it for you to [perform this task]?" and the potential answers were "not . . . [Full Text of this Article]

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