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[1] [2] [3] The PHQ-9 is a component of the larger self-administered Patient Health Questionnaire (PHQ), but can be used as a stand-alone instrument. [4] The PHQ is part of Pfizer's larger suite of trademarked products, called the Primary Care Evaluation of Mental Disorders (PRIME-MD). [5] The PHQ-9 takes less than three minutes to complete.
The Patient Health Questionnaire 2 item (PHQ-2) is an ultra-brief screening instrument containing the first two questions from the PHQ-9. [ 8 ] : 3 Two screening questions to assess the presence of a depressed mood and a loss of interest or pleasure in routine activities , and a positive response to either question indicates further testing is ...
The following diagnostic systems and rating scales are used in psychiatry and clinical psychology.This list is by no means exhaustive or complete. For instance, in the category of depression, there are over two dozen depression rating scales that have been developed in the past eighty years.
The Patient Health Questionnaire-2 (PHQ-2) is a shorter version of the PHQ-9 with two screening questions to assess the presence of a depressed mood and a loss of interest or pleasure in routine activities; a positive response to either question indicates further testing is required. [10]
The consensus is that it can efficient tool for screening for GAD and assessing its severity in clinical practice and research. [15] A meta-analysis found that it achieved acceptable accuracy at a cutoff point of 8 (sensitivity of 0.83, specificity: 0.84, pooling 12 samples and 5223 participants).
Gierk et al. (2015) [9] compared the psychometric properties of the SSS-8 and the PHQ-15 in a sample of 131 psychosomatic patients. The sum scores of both questionnaires showed a very high correlation (r = 0.83). The internal consistency was comparable (SSS-8 Cronbach's α = 0.76 vs. PHQ-15 Cronbach's α = 0.80).
The original study that proposed the GHQ was published in 1970 by David Goldberg and Dr. Blackwell. [9] This study was originally completed to validate the General Health Questionnaire as a reliable determinant of psychiatric health in general practice. [9] [10] [11] The GHQ was given to 3000 patients at a general medicine practice in London. [9]
When was the patient health questionnaire developed? What does it measure? In addition to the primary care context, is the PHQ-9 used in other settings as well? It may also be worth noting that the PHQ-2 has become a quality measure. The section title "Questions" is a bit confusing because the PHQ is a questionnaire, consider changing to ...