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Mark A. Warner, MD; Sondra E. Shields, MD; Christopher G. Chute, MD, DrPH
Mayo Clinic Rochester, Minn

JAMA. 1994;271(11):823.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

In Reply.

—We thank Dr Feldman and colleagues for their close scrutiny of our article but note that they object to our finding that ambulatory surgical patients are generally healthier than the general population. Although they present data from their large tertiary referral institution that the ASA PS classification of their ambulatory surgical patients rose slightly during a 4-year period, their data do not address any relationship between this minor rise and the health status of a finite population.

At the Mayo Clinic, also a large tertiary referral institution, the ASA PS data during the 1987 through 1990 period for our total ambulatory surgical population was similar to that of the institution of Feldman and colleagues (unpublished data, Mayo anesthesiology database). In contrast, ambulatory surgical patients from a finite population, such as Olmsted County, Minnesota (the county in which the Mayo Clinic resides), were healthier than Mayo ambulatory surgical patients . . . [Full Text PDF of this Article]

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