Measurement Properties of Patient Health Questionnaire 9 and Patient Health Questionnaire 2 in Adult Patients With Atopic Dermatitis Vrije Universiteit Brussel
BACKGROUND: Few outcome measures were validated for assessing depressive symptoms in AD. Patient Health Questionnaire-9 (PHQ9) and the abridged PHQ2 are established patient-reported outcome measures of depressive symptoms.
OBJECTIVE: We sought to examine the measurement properties of PHQ9 and PHQ2 in adult AD. A prospective dermatology-practice based study of 458 AD patients (age 18-97 years) was conducted.
RESULTS: PHQ9 ...