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Depression Screening ( Patient Health Questionnaire-9 )

Over the last 2 weeks, how often have you been bothered by any of the following problems?	ANSWERS	SCORE
1) Little interest or pleasure in doing things?	Not at all	0
	Several days	1
	More than half the days	2
	Nearly every day	3
2) Feeling down, depressed, or hopeless?	Not at all	0
	Several days	1
	More than half the days	2
	Nearly every day	3
3) Trouble falling or staying asleep, or sleeping too much?	Not at all	0
	Several days	1
	More than half the days	2
	Nearly every day	3
4) Feeling tired or having little energy	Not at all	0
	Several days	1
	More than half the days	2
	Nearly every day	3
5) Poor appetite or overeating?	Not at all	0
	Several days	1
	More than half the days	2
	Nearly every day	3
6) Feeling bad about yourself - or that you are a failure or have let yourself or your family down?	Not at all	0
	Several days	1
	More than half the days	2
	Nearly every day	3
7) Trouble concentrating on things, such as reading the newspaper or watching television?	Not at all	0
	Several days	1
	More than half the days	2
	Nearly every day	3
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.	Not at all	0
	Several days	1
	More than half the days	2
	Nearly every day	3
9) Thoughts that you would be better off dead, or of hurting yourself in some way?	Not at all	0
	Several days	1
	More than half the days	2
	Nearly every day	3
	Total=
RESULTS Depression Severity: 0-4 None, 5-9 mild, 10-14 moderate, 15-19 moderately severe, 20-27 severe. VALIDITY: Validity has been assessed against an independent structured mental health professional (MHP) interview. PHQ-9 score =10 had a sensitivity of 88% and a specificity of 88% for major depression.1,2 It can even be used over the telephone. CREDITS PHQ9 Copyright ©Pfizer. Reprinted with permission, courtesy of Pfizer Limited. PRIME-MD ® is a trademark of PfizerDocument references 1.Kroenke K, Spitzer RL, Williams JB; The PHQ-9: validity of a brief depression severity measure. J Gen Intern Med. 2001 Sep;16(9):606-13. 2.Dietrich AJ, Oxman TE, Burns MR, et al; Application of a depression management office system in community practice: a demonstration. J Am Board Fam Pract. 2003 Mar-Apr;16(2):107-14. 3.Pinto-Meza A, Serrano-Blanco A, Penarrubia MT, et al; Assessing depression in primary care with the PHQ-9: can it be carried out over the telephone? J Gen Intern Med. 2005 Aug;20(8):738-42.

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