This easy to use patient questionnaire has been validated for use in Primary Care.
It is used by your doctor to monitor the severity of depression and response to treatment.
It can also be used to make a tentative diagnosis of depression.
PHQ-9 Depression Assessment Questionnaire
Thank you for agreeing to complete this questionnaire. Please fill in all of the appropriate fields and click 'Submit'.
By using this form you will be sending information about yourself across the Internet. Whilst every effort is made to keep this information secure, you should be aware that we cannot offer any guarantees of absolute privacy. If this matter concerns you then you should use another method to notify us of your information.
Personal information retained on this system is stored in a secure data centre located in the UK and is treated as confidential.