Body Dysmorphic Disorder Questionnaire (BDDQ)
Psychology: Mental HealthReliability: sensitivity 0.943 sample items
About this scale
A brief screener for body dysmorphic disorder, asking about preoccupation with perceived appearance flaws and resulting impairment.
Sample item(s)
“Are you very worried about how you look?”
“Does this concern preoccupy you?”
“Has it interfered with your social life, school, work, or daily activities?”
Reliability
Reported internal consistency: sensitivity 0.94. As a rule of thumb, Cronbach’s α ≥ .70 is considered acceptable, ≥ .80 good, and ≥ .90 excellent for established measures.
Notes
Free for academic use.
Source & citation
Phillips, K. A. (2005): The Broken Mirror: Understanding and Treating Body Dysmorphic Disorder. Oxford University Press.
Source. Scale details are summarised from the publication cited above. Always consult the original source for the full item set, scoring, and permission to use.
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