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Nonresponse bias in a general population survey of eating-disordered behavior

journal contribution
posted on 2023-05-19, 06:42 authored by Jon MondJon Mond, Rodgers, B, Hay, PJ, Owen, C, Beumont, PJ

Objective: To investigate nonresponse bias in a two-phase epidemiologic study of eating-disordered behavior.

Method: Self-report questionnaires were delivered to a community sample of women aged 18–45 drawn from the electoral roll. Follow-up interviews were completed with a subgroup of respondents. Eating disorder psychopathology, general physical and mental health, and sociodemographic characteristics were compared among early (n ¼ 259) and late (n ¼ 71) respondents at the first phase of the study and among individuals with whom interviews were completed (n ¼ 208) and individuals declining to be interviewed (n ¼ 63) at the second phase.

Results: With respect to levels of eating disorder psychopathology, and on all other measures, individuals who responded at the first phase of the study only after repeated reminders did not differ from those who responded to the initial mailout, and individuals who declined to be interviewed did not differ from individuals with whom interviews were completed.

Conclusions: Nonresponse bias among individuals declining to be interviewed is unlikely to pose a problem in two-phase epidemiologic studies of eating disorders. Further research is needed to examine the characteristics of nonrespondents at the first phase of such studies.


Publication title

International Journal of Eating Disorders








School of Health Sciences


John Wiley & Sons Inc

Place of publication

United States

Rights statement

Copyright 2004 by Wiley Periodicals, Inc.

Repository Status

  • Restricted

Socio-economic Objectives

Mental health

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