What question did this study set out to answer?

To examine how social desirability bias impacts the validity of dietary self-reports and epidemiological estimates.

Social Desirability Bias in Dietary Self-Report May Compromise the Validity of Dietary Intake Measures

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Observational findings reveal social desirability bias affecting dietary intake measures, indicating the need for improved methodologies.

To examine how social desirability bias impacts the validity of dietary self-reports and epidemiological estimates.
Observers recorded food intake and social desirability scores to assess reporting accuracy.
Statistical analysis was conducted to evaluate the effects of social desirability on dietary self-reports.
A significant downward bias in food intake reporting was linked to higher social desirability scores.
Findings align with theoretical frameworks predicting this bias's impact on dietary assessments.

Hébert et al. (1995) studied this question.

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