A head-to-head comparison of five-level (EQ-5D-5L-Y) and three-level EQ-5D-Y questionnaires in paediatric patients.
Carlos King-Ho WongPrudence Wing Hang CheungNan LuoPrudence Wing Hang CheungPublished in: The European journal of health economics : HEPAC : health economics in prevention and care (2019)
Through this head-to-head comparison, the 5LY had significant improvements in ceiling effects in two dimensions when compared to 3LY but other measurement properties of 3LY and 5LY performed similar in the idiopathic scoliosis patient group.