Nolan T, Berwick DM. All-or-none measurement raises the bar on performance. Journal of the American Medical Association. Mar 2006;295(10):1168-1170.

All major quality measurement systems use science-based indicators of proper processes of care. In this article the authors describe three different measurement options — item-by-item, composite, and all-or-none measurement — then contend that the all-or-none approach offers distinct advantages for achieving optimal patient care.

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