Kroenke K, Spitzer RL, Williams JB. The Patient Health Questionnaire-2: validity of a two-item depression screener. Med Care. 2003; 41(11): 1284-92
Properties:
Key:
Guidelines/Instructions
Value:
A PHQ-2 cutoff score of 3 as the optimal cut point for screening purposes and stated that a cut point would enhance sensitivity,whereas a cutpoint of 4 would improve specificity