Screening Tools PHQ-9 The PHQ-9 is a multipurpose tool for screening, monitoring, and measuring the severity of depression. GAD-7 The GAD-7 is a rapid screening tool that helps identify the presence of a clinically significant anxiety disorder. MDQ The MDQ is a brief, self-report screening instrument that can be used to screen patients for bipolar disorder. McLean BPD The McLean Screening Instrument is a 10-item scale that helps identify borderline personality disorder. EPDS The EPDS is a 10-item screening tool that helps identify symptoms of postpartum depression in women. Y-BOCS The Y-BOCS is a screening tool that helps to rate the severity of obsessive–compulsive disorder symptoms. AUDIT Developed by the WHO, AUDIT is a simple and effective method of screening for unhealthy, risky, or hazardous alcohol use.