What are the limitations of the phq 9?

While the phq 9 is highly validated, it should not replace clinical judgment. OpiCalc provides the latest evidence-based limitations for the phq 9 to ensure safe bedside use and optimal diagnostic accuracy.

How does the phq 9 compare to other Neurology scores?

The phq 9 is a gold-standard diagnostic tool. OpiCalc provides side-by-side clinical guidance to help clinicians choose the most specific evidence-based tool for their patient's presentation.

Is the phq 9 free to use?

Yes. OpiCalc provides the phq 9 completely ad-free and optimized for mobile bedside use, ensuring you can calculate medical risk swiftly and without distraction.

PHQ-9

PHQ-9 Depression Screening

Patient assessment for the past 2 weeks

Little interest or pleasure in doing things?

Anhedonia assessment

Feeling down, depressed, or hopeless?

Mood evaluation

Trouble falling or staying asleep, or sleeping too much?

Sleep patterns

Feeling tired or having little energy?

Energy levels

Poor appetite or overeating?

Eating patterns

Feeling bad about yourself — or that you are a failure?

Self-worth assessment

Trouble concentrating on things?

Cognitive function

Moving or speaking very slowly or being fidgety/restless?

Psychomotor observation

Thoughts of being better off dead or hurting yourself?

Suicide risk assessment

Total Score

0/27

Minimal depression

For clinical use only. Final diagnosis should be based on comprehensive evaluation.

EVIDENCE SYNTHESIS

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