Measurement Properties of the Online EuroQol-5D-Youth Instrument in Children and Adolescents With Type 1 Diabetes Mellitus: Questionnaire Study

Karina Mayoral   ^{1, 2, 3} , MPH ;   Luis Rajmil   ⁴ , MPH, PhD, MD ;   Marta Murillo   ⁵ , PhD, MD ;   Olatz Garin   ^{1, 3, 6} , MPH, PhD ;   Angels Pont   ^{1, 3} , BSc ;   Jordi Alonso   ^{1, 3, 6} , MPH, PhD, MD ;   Joan Bel   ⁵ , PhD, MD ;   Jacobo Perez   ^{7, 8} , MD ;   Raquel Corripio   ^{7, 8} , PhD, MD ;   Gemma Carreras   ^{9, 10} , MD ;   Javier Herrero   ¹¹ , MD ;   Jose-Maria Mengibar   ¹² , MD ;   Dolors Rodriguez-Arjona   ⁴ , BASoc ;   Ulrike Ravens-Sieberer   ¹³ , MPH, PhD, MD ;   Hein Raat   ¹⁴ , MBA, PhD, MD ;   Vicky Serra-Sutton   ^{3, 4} , BASoc, PhD ;   Montse Ferrer   ^{1, 2, 3} , MPH, PhD, MD

¹ Health Services Research Group, Hospital del Mar Medical Research Institute, Barcelona, Spain

² Department of Paediatrics, Obstetrics and Gynaecology and Preventive Medicine, Universitat Autònoma de Barcelona, Barcelona, Spain

³ Centro de Investigación Biomédica en Red de Epidemiología y Salud Pública, Madrid, Spain

⁴ Agency for Health Quality & Assessment of Catalonia, Barcelona, Spain

⁵ Pediatric Service, Department of Pediatric Endocrinology, University Hospital Germans Trias i Pujol, Barcelona, Spain

⁶ Experimental and Health Sciences, Pompeu Fabra University, Barcelona, Spain

⁷ Department of Pediatric Endocrine, Hospital of Sabadell, Corporació Sanitària Parc Taulí, Sabadell, Spain

⁸ University Institute Parc Taulí, Universitat Autònoma de Barcelona, Sabadell, Spain

⁹ Pediatric Endocrinology, Hospital de la Santa Creu i Sant Pau, Barcelona, Spain

¹⁰ Medicine Department, Universitat Autònoma de Barcelona, Barcelona, Spain

¹¹ Corporació de Salut del Maresme i la Selva, Hospital de Calella, Calella, Spain

¹² Corporació de Salut del Maresme i la Selva, Hospital de Blanes, Blanes, Spain

¹³ Department of Child and Adolescent Psychiatry, Psychotherapy, and Psychosomatics, University Medical Center Hamburg - Eppendorf, Hamburg, Germany

¹⁴ Department of Public Health, Erasmus University Medical Center Rotterdam, Rotterdam, Netherlands