Dekker, J.

patient study group value method change score mic values radiographic features result exion month admission scale radiographic health difference feature measurement center analysis stroke rasch rotation patient groups emergency cutoff hip fl exion osteoarthritis probability table mic value population model measure consultation osteophytosi rom measurements mic methods change scores cohort interval sclerosis anchor-based methods discriminative ability sf -36 spi scores patient group knee fl exion disorder variation participant accuracy rasch analysis anchor outcome rasch model subscale amsterdam fidence intervals ability anchor-based point unidimensionality follow-up university -36 contact / journal speci pf 10 instrument epidemiol presence fidence rehabilitation radiograph disease baseline distribution-based methods