Response shift phenomenon. Does this apply to spine outcomes research?

Received 21 August 2009; accepted 21 August 2009. published online 12 October 2009.

Refers to article:

Understanding inconsistencies in patient-reported outcomes after spine treatment: response shift phenomena , 02 July 2009
Carolyn E. Schwartz, Joel A. Finkelstein
The Spine Journal
December 2009 (Vol. 9, Issue 12, Pages 1039-1045)
Abstract | Full Text | Full-Text PDF (301 KB)

COMMENTARY ON: Schwartz CE, Finkelstein JA. Understanding inconsistencies in patient-reported outcomes after spine treatment: response shift phenomenon. Spine J 2009;9:1039–1045 (in this issue).

a Department of Orthopedics and Rehabilitation, K4/738 Clinical Science Center, University of Wisconsin, 600 Highland Ave., Madison, WI 53792, USA

b Leatherman Spine Center, Louisville, KY, USA

Corresponding author. Department of Orthopedics and Rehabilitation, K4/738 Clinical Science Center, 600 Highland Ave., Madison, WI 53792, USA. Tel.: (608) 263-3207.

FDA device/drug status: not applicable.

Author disclosures: PAA (royalties, Stryker; stock ownership [including options and warrants], Pioneer; private investments [including venture capital, start-ups], Titan, Expanding Orthopedics; consulting: Pioneer, Medtronic; trips/travel, Medtronic; member scientific advisory board, Pioneer; grants, NASS); LYC (trips/travel, Medtronic Sofamor Danek); SDG (royalties, Medtronic; consulting, Medtronic, Depuy; trips/travel, Medtronic; research support [staff/or materials], Medtronic, Norton Healthcare; grants, Norton Healthcare Community Trust Fund; fellowship support, Norton Healthcare).

PII: S1529-9430(09)00810-9

doi:10.1016/j.spinee.2009.08.449

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