Patient Health Questionnaire - 9 (PHQ-9) Depression Scale
General Details:
Name:
Patient Health Questionnaire - 9 (PHQ-9) Depression Scale
Steward:
NINDS
Definition:
PHQ-9 provides a reliable and valid measure of depression severity and also yields a DSM-IV criteria based diagnosis of a depressive disorder. This 9 item measure asks subjects whether and how often they have been bothered by depression related symptoms over the last two weeks, ranging from not at all (0) to nearly every day (3). Based on total score, depression severity ranges from minimal symptoms (5-9) to greater than 20 indicating severe major depression.
Registration Status:
Qualified
Designations:
Designation:
Patient Health Questionnaire - 9 (PHQ-9) Depression Scale
PHQ-9 provides a reliable and valid measure of depression severity and also yields a DSM-IV criteria based diagnosis of a depressive disorder. This 9 item measure asks subjects whether and how often they have been bothered by depression related symptoms over the last two weeks, ranging from not at all (0) to nearly every day (3). Based on total score, depression severity ranges from minimal symptoms (5-9) to greater than 20 indicating severe major depression.