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Patient Health Questionnaire (PHQ) - SCREENER

Description and Context of Use: 
The PHQ is used to assess metal disorders, functional impairment, and recent psychosocial stressors.
Population age range: 
Adults (Age 18+)
Number of items: 
PRIME-MD: 26-item self-administered questionnaire + structured clinical interview containing 5 modules (5 classes of disorders).
PHQ: 76 item + 6 item for women only
PHQ-9: 9-item
PHQ-15: 15-item
Recall Period: 
During the past month
Response Scales: 
3- and 4-point Likert scale, Dichotomous: Yes/No
Administration Mode: 
Self-administered; Clinician-rated; Paper and pen; E-version
Administration Time: 
10 minutes
Kroenke K, Spitzer RL, Williams JB. The PHQ-15: validity of a new measure for evaluating the severity of somatic symptoms. Psychosom Med. 2002 Mar-Apr;64(2):258-66.

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.

Spitzer RL, Williams JB, Kroenke K, Hornyak R, McMurray J. Validity and utility of the PRIME-MD patient health questionnaire in assessment of 3000 obstetric-gynecologic patients: the PRIME-MD Patient Health Questionnaire Obstetrics-Gynecology Study. Am J Obstet Gynecol 2000; 183:759-69.

Spitzer RL, Kroenke K, Williams JB. Validation and utility of a self-report version of PRIME-MD: the PHQ primary care study. Primary Care Evaluation of Mental Disorders. Patient Health Questionnaire. JAMA 1999; 282:1737-44 (.

Kobak KA, Taylor LH, Dottl SL, Greist JH, Jefferson JW, Burroughs D, Mantle JM, Katzelnick DJ, Norton R, Henk HJ, Serlin RC. A computer-administered telephone interview to identify mental disorders. JAMA. 1997 Sep 17;278(11):905-10.

Spitzer RL, Williams JB, Kroenke K, Linzer M, deGruy FV 3rd, Hahn SR, Brody D, Johnson JG. Utility of a new procedure for diagnosing mental disorders in primary care. The PRIME-MD 1000 study. JAMA. 1994 Dec 14;272(22):1749-56.
Original Language: 
English (US)
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