Christian Fugl Hansen, Maria Østergaard Madsen, Susan Warming, Martin Lind, Peter Faunø, Martin Wyman Rathcke, Michael Rindom Krogsgaard, Karl Bang Christensen
BACKGROUND: Pedi-IKDC is commonly used to evaluate anterior cruciate ligament (ACL) deficiency in children. However, its construct validity has not been thoroughly assessed. The aim was to examine the measurement properties of the Pediatric International Knee Documentation Committee (Pedi-IKDC) by modern test theory (MTT) models, confirmatory factor analysis (CFA), and item response theory (IRT). METHODS: The cohort consisted of all children and adolescents in Denmark (n = 535, age 9-16) treated with physeal-sparing ACL reconstruction 2011-2020...
May 29, 2023: Scandinavian Journal of Medicine & Science in Sports