Is the Patient Health Questionnaire-8 (PHQ-8) a valid and reliable tool for measuring depressive symptoms in patients with heart failure?
The PHQ-8 is a valid and reliable instrument for assessing depressive symptoms in the heart failure population.
The PHQ-8 demonstrated satisfactory validity and reliability; these results support its use to measure depressive symptoms in patients with heart failure.
Pressler et al. (Thu,) studied this question.