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Patient Health Questionaire 2

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Patient Health Questionaire 2, PHQ-2

  • Indications
  1. Initial depression screening tool
  2. Intended for use in combination with PHQ-9
    1. Administer PHQ-9 if PHQ-2 is positive
  • Questionnaire
  • Yes or No PHQ-2
  1. Answer yes or no to both questions below
  2. In past 2 weeks, have you been bothered by:
    1. Little interest or pleasure in doing things?
    2. Feeling down, depressed or hopeless?
  3. Interpretation
    1. Positive if yes answer to either question
    2. Administer PHQ-9 if positive
  4. Efficacy
    1. Test Sensitivity: 96%
    2. Test Specificity: 57%
  • Questionnaire
  • Scaled PHQ-2
  1. Answer key for 2 questions below
    1. Not at all: 0
    2. Several days: 1
    3. More than half the days: 2
    4. Nearly every day: 3
  2. In past 2 weeks, how often have you been bothered by:
    1. Little interest or pleasure in doing things?
    2. Feeling down, depressed or hopeless?
  3. Interpretation
    1. Positive if 3 or more points
    2. Administer PHQ-9 if positive
  4. Efficacy
    1. Test Sensitivity: 83%
    2. Test Specificity: 92%
  • References
  1. Kroenke (2003) Med Care 41:1284-92 [PubMed]