PHQ-9 Patient Health Questionnaire Depression Screen
Posted by dkwinter

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"Over the past two weeks, how often have you been bothered by the following problems?"

Not
at all (+0)		 Several
days (+1)		 More than
one half of
the days (+2)		 Nearly
every day (+3)
1. Little interest or pleasure in doing things
2. Feeling down, depressed, or hopeless
3. Trouble falling or staying asleep, or sleeping too much
4. Feeling tired or having little energy
5. Poor appetite or overeating
6. Feeling bad about yourself -- or that you are a failure or have let yourself or your family down
7. Trouble concentrating on things, such as reading the newspaper or watching television
8. Moving or speaking so slowly that other people could have noticed? Or the opposite -- being so fidgety or restless that you have been moving around a lot more than usual
9. Thoughts that you would be better off dead or of hurting yourself in some way
Validity=
Total PHQ-9 score=

Total Score Interpretation
0-4 Not depressed
5-9 Mild depression
10-14 Moderate depression
15-19 Moderately severe depression
20-27 Severe depression

 

 

 

Major depressive disorder (MDD) is suggested if:

  • Either item 1 or 2 is checked as at least ‘more than half the days’
  • Of the 9 items, 5 or more are checked as at least ‘more than half the days’

 

Other depressive syndrome is suggested if:

  • Either item 1 or 2 is checked as at least ‘more than half the days’
  • Of the 9 items, between 2 to 4 are checked as at least ‘more than half the days’