Total Criteria Point Count:0
* Required

PHQ-2 Score and Major Depression Likelyhood Ratios

0 points:LR+ <= 0.3
1 point:LR+ 0.3
2 points:LR+ 0.6
3 points:LR+ 2.9
4 points:LR+ 5.5
5 points:LR+ 10.3
6 points:LR+ 48.2


  1. Li C, Friedman B, Conwell Y, et al. Validity of the Patient Health Questionnaire 2 (PHQ-2) in identifying major depression in older people. J Am Geriatr Soc. 2007;55(4):596–602
  2. Kroenke K, Spitzer RL, Williams JB. The patient health questionnaire-2: validity of a two-item depression screener. Med Care. 2003; 41: 1284-92.

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