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Invited Critique
July 2011

Great Statistics and the Real WorldComment on “Redefining Hypotension in the Elderly”

Author Affiliations

Author Affiliation: Department of Surgery, Jackson Health Systems, Miami, Florida.

Arch Surg. 2011;146(7):869. doi:10.1001/archsurg.2011.153

Oyetunji et al1 performed a meticulous statistical analysis of a large nationwide database concerning admission BP and subsequent mortality as a consequence of traumatic injury. The statistical methods used are time-consuming and available for use only in very large data sets. Nevertheless, Oyetunji et al1 showed, with good statistical power, that a “normal” SBP may not predict a good outcome in elderly patients. For this study, elderly was defined as 65 years and older.

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