{note}Ask the patient: how often have they been bothered by the following over the past 2 weeks? {endnote} Little interest or pleasure in doing things? {formmenu: Not at all; Several days; More than half the days; Nearly every day; name=q1}

Feeling down, depressed, or hopeless? {formmenu: Not at all; Several days; More than half the days; Nearly every day; name=q2}

Trouble falling or staying asleep, or sleeping too much? {formmenu: Not at all; Several days; More than half the days; Nearly every day; name=q3}

Feeling tired or having little energy? {formmenu: Not at all; Several days; More than half the days; Nearly every day; name=q4}

Poor appetite or overeating? {formmenu: Not at all; Several days; More than half the days; Nearly every day; name=q5}

Feeling bad about yourself — or that you are a failure or have let yourself or your family down? {formmenu: Not at all; Several days; More than half the days; Nearly every day; name=q6}

Trouble concentrating on things, such as reading the newspaper or watching television? {formmenu: Not at all; Several days; More than half the days; Nearly every day; name=q7}

Moving or speaking so slowly that other people could have noticed? Or so fidgety or restless that you have been moving a lot more than usual? {formmenu: Not at all; Several days; More than half the days; Nearly every day; name=q8}

Thoughts that you would be better off dead, or thoughts of hurting yourself in some way? {formmenu: Not at all; Several days; More than half the days; Nearly every day; name=q9}

{=score} points

{if: score<5}Scores ≤4 suggest minimal depression which may not require treatment.

Functionally, the patient does not report limitations due to their symptoms.{elseif: score<10}Scores 5-9 suggest mild depression which may require only watchful waiting and repeated PHQ-9 at followup.

Functionally, the patient does not report limitations due to their symptoms.{elseif: score<15}Scores 10-14 suggest moderate depression severity; patients should have a treatment plan ranging form counseling, followup, and/or pharmacotherapy.

Functionally, the patient does not report limitations due to their symptoms.{elseif: score=15}Scores 15-19 suggest moderately severe depression; patients typically should have immediate initiation of pharmacotherapy and/or psychotherapy.

Functionally, the patient does not report limitations due to their symptoms.{elseif: score<20}Scores 15-19 suggest moderately severe depression; patients typically should have immediate initiation of pharmacotherapy and/or psychotherapy.

Functionally, the patient does not report limitations due to their symptoms.

WARNING: This patient is having thoughts concerning for suicidal ideation or self-harm, and should be probed further, referred, or transferred for emergency psychiatric evaluation as clinically appropriate and depending on clinician overall risk assessment.{elseif: score>19}Scores 20 and greater suggest severe depression; patients typically should have immediate initiation of pharmacotherapy and expedited referral to mental health specialist.

Functionally, the patient does not report limitations due to their symptoms.

WARNING: This patient is having thoughts concerning for suicidal ideation or self-harm, and should be probed further, referred, or transferred for emergency psychiatric evaluation as clinically appropriate and depending on clinician overall risk assessment.{endif}{note: preview=no}

Score Calculation {answerlist=[q1, q2, q3, q4, q5, q6, q7, q8, q9]}{several=count(filter(answerlist, x -> x="Several days"))}{more=count(filter(answerlist, x -> x="More than half the days"))*2}{nearly=count(filter(answerlist, x -> x="Nearly every day"))*3}{score=several+more+nearly}{endnote}