Open Journal of Rheumatology and Autoimmune Diseases
Vol.3 No.4(2013), Paper ID 39702, 10
pages
DOI:10.4236/ojra.2013.34030
Applying Item Response Theory Methods to Improve the Measurement of Fatigue in a Clinical Trial of Rheumatoid Arthritis Patients Treated with Secukinumab*
Mark Kosinski, Jakob B. Bjorner, Ari Gnanasakthy, Usha Mallya, Shephard Mpofu
Quality Metric Incorporated, Lincoln, Rhode Island
Quality Metric Incorporated, Lincoln, Rhode Island
Novartis Pharmaceuticals Corporation, East Hanover, USA;
Novartis Pharmaceuticals Corporation, East Hanover, USA;
Novartis Pharma AG, Basel, Switzerland.
Copyright © 2013 Mark Kosinski, Jakob B. Bjorner, Ari Gnanasakthy, Usha Mallya, Shephard Mpofu et al. This is
an open access article distributed under the Creative Commons Attribution
License, which permits unrestricted use, distribution, and reproduction in any
medium, provided the original work is properly cited.
How to Cite this Article
M. Kosinski, J. Bjorner, A. Gnanasakthy, U. Mallya and S. Mpofu, "Applying Item Response Theory Methods to Improve the Measurement of Fatigue in a Clinical Trial of Rheumatoid Arthritis Patients Treated with Secukinumab*,"
Open Journal of Rheumatology and Autoimmune Diseases, Vol. 3 No. 4, 2013, pp. 192-201. doi:
10.4236/ojra.2013.34030.