Drs. Houts & Wirth’s poster (#PRM152) will be on display from 8:00AM-1:30PM on May 24th in the Auditorium & Hall C of the Hynes Convention Center at ISPOR’s 22nd Annual International Meeting, Boston, MA
Monthly Archives: May 2017
Modeling Longitudinal Change in Patient Reported Outcomes using Latent Curve Models
Drs. McGinley & Wirth’s poster (#PRM103) will be on display from 8:00AM-1:30PM on May 24th in the Auditorium & Hall C of the Hynes Convention Center at ISPOR’s 22nd Annual International Meeting, Boston, MA
Relief of Headache Pain Is a Driver of Disability Reduction: Results from the COMPASS Study
Drs. McGinley and Wirth’s poster (#PF11) will be on display in the Marina Ballroom on Friday, June 9th from 1:15-2:30PM at AHS 2017 in Boston, MA.
Comparing Migraine Severity for AVP‐825 vs. Oral Sumatriptan Using Bifactor Analysis: Results of the COMPASS Study
Drs. McGinley and Wirth’s Platform Presentation (#IOR10) will be held on Saturday, June 10th at 9:30AM in the at AHS 2017 in Boston, MA.
Using Growth Curves to Evaluate the Speed and Consistency of Acute Migraine Treatments: A Multilevel Modeling Perspective
Drs. McGinley and Wirth’s poster (#PS66) will be on display in the Marina Ballroom on Saturday, June 10th from 12:30-2:00PM at AHS 2017 in Boston, MA
A rose by any other name is still a 0.8
In the “wild,” IRT scores are typically on the standard normal metric, meaning that bell-shaped distribution when it has a mean of 0 and a standard deviation of 1. Due to SCIENCE!, we know that almost all of the scores in such a distribution will fall between -3 (well below average) and +3 (well above average) with a lot of the scores piling up closer to 0. For statistics-minded folks, this distribution is pretty familiar and easy to interpret (You … Read More