Dr. R.J. Wirth, VPG President and Managing Partner, has been elected Co-Chair of the ISOQOL Psychometric Special Interest Group. He will take over as Chair-elect this October in Copenhagen at the ISOQOL annual meeting.
Tag Archives: conference
Measuring What Matters
Dr. R.J. Wirth will be attending ISOQOL’s Measuring What Matters Symposium on July 25-26 in Washington, DC. Check out our back cover ad in the Measuring What Matters program.
DIA 2016 Validity and Fit for Purpose
Drs. Wirth and Edwards of VPG will be joined by Drs. Ashley Slagle (Aspen Consulting) and Johnathan Rubright (National Board of Medical Examiners) when they discuss the roll of modern validity theory in evaluating a COA’s “fit for purpose”. Join them at DIA 2016 for Session #247 entitled “Fit for Purpose and Modern Validity Theory in PROs”. Learn more here.
ISOQOL Presentation: Longitudinal IRT
Dr. R. J. Wirth will be presenting on the use of longitudinal item response theory models for scale development in small samples. The presentation, entitled “PRO development with small samples: An innovative use of repeated measures IRT”, will be presented on October 22nd during session 107 (starting at 4:05 PM Pacific) at the ISOQOL 22nd Annual Conference in Vancouver.
ISOQOL Rare Disease Workshop
Dr. R. J. Wirth will be part of a workshop at this year’s ISOQOL meeting in Vancouver entitled “Clinical Outcomes Assessment (COA) in Rare Disease (RD) – New Perspective on Traditional Methods”. For more information visit: http://www.isoqol.org/2015conference/workshops