Patient Health Questionnaire (Phq-9) - Pfizer Inc.

The Patient Health Questionnaire (PHQ-9) is a tool developed by Pfizer Inc. It is used to assess and screen for symptoms of depression in patients.

FAQ

Q: What is the Patient Health Questionnaire?
A: The Patient Health Questionnaire (PHQ-9) is a screening tool used to assess and measure the severity of depression symptoms.

Q: Who developed the PHQ-9?
A: The PHQ-9 was developed by Pfizer Inc.

Q: What is the purpose of the PHQ-9?
A: The PHQ-9 is used by healthcare professionals to screen and monitor patients for depression.

Q: How is the PHQ-9 administered?
A: The PHQ-9 consists of nine questions that can be answered by the patient or administered as an interview by a healthcare professional.

Q: What does the PHQ-9 measure?
A: The PHQ-9 measures the severity of depression symptoms and can assist in making a diagnosis of major depressive disorder.

Q: Is the PHQ-9 used in the United States and Canada?
A: Yes, the PHQ-9 is commonly used in the United States and Canada.

Q: Is the PHQ-9 available to the general public?
A: The PHQ-9 is primarily used by healthcare professionals and is not widely available to the general public.

Q: Can the PHQ-9 be used as a standalone diagnostic tool?
A: No, the PHQ-9 is not intended to be used as a standalone diagnostic tool and should be used in conjunction with a comprehensive clinical evaluation.

Q: Does Pfizer Inc. provide resources for administering the PHQ-9?
A: Pfizer Inc. may provide resources or support for healthcare professionals using the PHQ-9, but specific information should be obtained from Pfizer Inc. directly.

Q: Are there other similar screening tools available?
A: Yes, there are other screening tools available for assessing depression, such as the Beck Depression Inventory (BDI) and the Hospital Anxiety and Depression Scale (HADS).