• A consensus document on definition and diagnostic criteria for orthorexia nervosa 

      Donini L.M., Barrada J.R., Barthels F., Dunn T.M., Babeau C., Brytek-Matera A., Cena H., Cerolini S., Cho H.-H., Coimbra M., Cuzzolaro M., Ferreira C., Galfano V., Grammatikopoulou M.G., Hallit S., Håman L., Hay P., Jimbo M., Lasson C., Lindgren E.-C., McGregor R., Minnetti M., Mocini E., Obeid S., Oberle C.D., Onieva-Zafra M.-D., Opitz M.-C., Parra-Fernández M.-L., Pietrowsky R., Plasonja N., Poggiogalle E., Rigó A., Rodgers R.F., Roncero M., Saldaña C., Segura-Garcia C., Setnick J., Shin J.-Y., Spitoni G., Strahler J., Stroebele-Benschop N., Todisco P., Vacca M., Valente M., Varga M., Zagaria A., Zickgraf H.F., Lombardo C. (2022)
      Purpose: Since the term orthorexia nervosa (ON) was coined from the Greek (ὀρθός, right and ὄρεξις, appetite) in 1997 to describe an obsession with “correct” eating, it has been used worldwide without a consistent definition. ...
    • Orthorexia nervosa: replication and validation of the ORTO questionnaires translated into Greek in a survey of 848 Greek individuals 

      Gkiouras K., Grammatikopoulou M.G., Tsaliki T., Ntwali L., Nigdelis M.P., Gerontidis A., Taousani E., Tzimos C., Rogoza R., Bogdanos D.P., Donini L.M., Goulis D.G. (2022)
      Purpose: The present study aimed to validate the ORTO-15 questionnaire for orthorexia nervosa (ON), translated by our group into the Greek language, and replicate the findings of the recently proposed 6-item ORTO-R. Methods: ...