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There is concern that the Patient Health Questionnaire‐9 (PHQ‐9) depression scale may be impacted by the presence of somatic symptoms (differential item functioning [DIF]) in patients with neurological conditions. We… Click to show full abstract
There is concern that the Patient Health Questionnaire‐9 (PHQ‐9) depression scale may be impacted by the presence of somatic symptoms (differential item functioning [DIF]) in patients with neurological conditions. We evaluated the PHQ‐9 for the presence and impact of DIF in large clinical samples of neurological patients.
Keywords:
somatic symptoms;
depression scale;
patient health;
neurological patients;
health questionnaire
Journal Title: European Journal of Neurology
Year Published: 2021
Link to full text (if available)
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Journal Title: European Journal of Neurology
Year Published: 2021
Link to full text (if available)
Share on Social Media: Sign Up to like & get
recommendations!