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báo cáo hóa học:" The Academic Medical Center Linear Disability Score (ALDS) item bank: item response theory analysis in a mixed patient population"

Tuyển tập các báo cáo nghiên cứu về hóa học được đăng trên tạp chí sinh học đề tài : The Academic Medical Center Linear Disability Score (ALDS) item bank: item response theory analysis in a mixed patient population | BioMed Central Health and Quality of Life Outcomes Research Open Access The Academic Medical Center Linear Disability Score ALDS item bank item response theory analysis in a mixed patient population Rebecca Holman 1 Nadine Weisscher1 Cees AW Glas2 Marcel GW Dijkgraaf3 4 Marinus Vermeulen1 Rob J de Haan1 and Robert Lindeboom3 Address Department of Neurology Academic Medical Center Amsterdam The Netherlands 2Department of Educational Measurement University of Twente Enschede The Netherlands 3Department of Clinical Epidemiology and Biostatistics Academic Medical Center Amsterdam The Netherlands and 4Department of Anesthesiology Academic Medical Center Amsterdam The Netherlands Email Rebecca Holman - r.holman@amc.uva.nl Nadine Weisscher - n.weisscher@amc.uva.nl Cees AW Glas - c.a.w.glas@utwente.nl Marcel GW Dijkgraaf - m.g.dijkgraaf@amc.uva.nl Marinus Vermeulen - m.vermeulen@amc.uva.nl Rob J de Haan - rob.dehaan@amc.uva.nl Robert Lindeboom - r.lindeboom@amc.uva.nl Corresponding author Published 29 December 2005 Received 20 October 2005 Health and Quality of Life Outcomes 2005 3 83 doi l0.ll86 1477-7525-3-83 Accepted 29 December 2005 This article is available from http www.hqlo.cOm content 3 1 83 2005 Holman et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http creativecommons.org licenses by 2.0 which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background Currently there is a lot of interest in the flexible framework offered by item banks for measuring patient relevant outcomes. However there are few item banks which have been developed to quantify functional status as expressed by the ability to perform activities of daily life. This paper examines the measurement properties of the Academic Medical Center linear disability score item bank in a mixed population. Methods This paper uses item response .