Overall proportion of orthorexia nervosa symptoms: A systematic review and meta-analysis including 30 476 individuals from 18 countries

To date, no previous meta-analysis has determined the overall proportion of orthorexia nervosa symptoms on a global scale. The aim of the present study was 2-fold: first, to establish the overall proportion of orthorexia nervosa symptoms on a global scale, assessed with the ORTO-15 questionnaire; an...

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Published in:Journal of global health 2023-11, Vol.13, p.04087, Article 04087
Main Authors: López-Gil, José Francisco, Tárraga-López, Pedro Juan, Soledad Hershey, Maria, López-Bueno, Rubén, Gutiérrez-Espinoza, Héctor, Soler-Marín, Antonio, Fernández-Montero, Alejandro, Victoria-Montesinos, Desirée
Format: Article
Language:English
Subjects:
Anorexia
Asymmetry
Athletes
Bias
Case studies
Eating disorders
Exercise
Feeding and Eating Disorders - epidemiology
Feeding Behavior
Female
Food
Global health
Health Behavior
Health care
Humans
Male
Mental disorders
Meta-analysis
Neuroses
Obsessive compulsive disorder
Orthorexia Nervosa
Public health
Questionnaires
Surveys and Questionnaires
Systematic review
Weight control
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Summary:To date, no previous meta-analysis has determined the overall proportion of orthorexia nervosa symptoms on a global scale. The aim of the present study was 2-fold: first, to establish the overall proportion of orthorexia nervosa symptoms on a global scale, assessed with the ORTO-15 questionnaire; and second, to determine the role of sex, type of population, mean age, body mass index, and the temporal trend in relation to orthorexia nervosa symptoms. Four databases were searched (PubMed, Scopus, Web of Science, and Cochrane Database of Systematic Reviews) with date limits from January 2005 to June 2023. Studies assessing the proportion of orthorexia nervosa assessed using the ORTO-15 questionnaire with a cutoff of
ISSN:2047-2978
2047-2986
2047-2986
DOI:10.7189/jogh.13.04087