Mette Kring Clausen, Søren Bie Bogh, Mathilde Schmidt-Petersen, Lars Morsø
Assessing nourishment problems at a hospital: what can we learn from them?
BMJ open quality
article describes development validation shortened form selweb ee webbased assessment socialemotional skills early elementary grades using rasch approach first study used data two archival data sets reduce number items three subtests create short forms maintained item fit item difficulty item discrimination test information function range second study created administered short form selweb ee demographically diverse crossvalidation sample 22683 students evaluated shortened assessment subtests score reliability fit hypothesized factor structure association age variables evaluate criterionrelated validity findings study suggest score reliabilities factor structure criterionrelated validity short form similar corresponding properties long form addition using confirmatory factor analysis framework short form selweb ee demonstrated evidence configural metric scalar invariance across sex ethnicity language shortening selweb ee reduced mean administration duration 36 24 minutes reduction substantially increases usability feasibility maintaining psychometric merit