PHQ-9 우울 척도
용도사용 시기: screening and monitoring depressive symptoms in appropriate clinical settings.
층별Totals guide severity and follow-up intensity; diagnosis still requires clinical interview.
한계사용하지 않을 때: as the sole diagnostic test, or without a safety plan when… · 함정: ignoring medical mimics and bipolar screening. · Any item-9 positivity → immediate safety assessment.
출처《中国抑郁障碍防治指南》 / mental-health pathways on zh pages
이번 교대 다음 단계
점수 후: 장면 연산·인접 점수·대응 경로. 로컬 참고만 — HIS 기록 없음.
방법론 · 대입 예시·가이드라인 요점·상세
적용 상황
사용 시기: screening and monitoring depressive symptoms in appropriate clinical settings.
입력 항목
- Little interest or pleasure in doing things
- Feeling down, depressed, or hopeless
- Trouble falling/staying asleep, or sleeping too much
- Feeling tired or having little energy
- Poor appetite or overeating
- Feeling bad about yourself — or that you are a failure
- Trouble concentrating on things
- Moving or speaking slowly / being fidgety or restless
- Thoughts that you would be better off dead, or of hurting yourself
계산 방법과 공식
Nine items scored 0–3; total 0–27. Bands: 0–4 none–minimal, 5–9 mild, 10–14 moderate, 15–19 moderately severe, 20–27 severe.
Ask about the last 2 weeks; always review item 9 for self-harm ideation.
계산 예시 (수치 대입)
아래 수치는 본 도구의 입력 항목에 정의된 예시값이며, 이 페이지의 공식으로 서버에서 실제 계산한 결과입니다. 계산 과정을 빠르게 확인할 수 있습니다. 대입 방법을 보여주는 예시일 뿐이며 임상적 조언이 아니고 실제 사례도 아닙니다.
| Little interest or pleasure in doing things | Several days (1) |
|---|---|
| Feeling down, depressed, or hopeless | Several days (1) |
| Trouble falling/staying asleep, or sleeping too much | Several days (1) |
| Feeling tired or having little energy | Several days (1) |
| Poor appetite or overeating | Several days (1) |
| Feeling bad about yourself — or that you are a failure | Several days (1) |
| Trouble concentrating on things | Several days (1) |
| Moving or speaking slowly / being fidgety or restless | Several days (1) |
| Thoughts that you would be better off dead, or of hurting yourself | Several days (1) |
→PHQ-99/27
- Severity band：Mild (5–9)
- Item 9 (self-harm thoughts)：Positive — perform safety assessment now
| Little interest or pleasure in doing things | Not at all (0) |
|---|---|
| Feeling down, depressed, or hopeless | Not at all (0) |
| Trouble falling/staying asleep, or sleeping too much | Not at all (0) |
| Feeling tired or having little energy | Not at all (0) |
| Poor appetite or overeating | Not at all (0) |
| Feeling bad about yourself — or that you are a failure | Not at all (0) |
| Trouble concentrating on things | Not at all (0) |
| Moving or speaking slowly / being fidgety or restless | Not at all (0) |
| Thoughts that you would be better off dead, or of hurting yourself | Not at all (0) |
→PHQ-90/27
- Severity band：None–minimal (0–4)
- Item 9 (self-harm thoughts)：0 — still screen clinically if concern
결과 판독과 층별
Totals guide severity and follow-up intensity; diagnosis still requires clinical interview.
가이드라인 요점 (자체 정리)
- Public-domain instrument (Kroenke).
- Item 9 overrides numeric band for urgency.
- 다음: PHQ-2 screen upstream; safety pathway; treatment monitoring.
이상은 해당 가이드라인의 요점을 본 사이트가 자체 정리한 것이며, 원문 인용이 아닙니다.
주의점과 한계
- 사용하지 않을 때: as the sole diagnostic test, or without a safety plan when item 9 is positive.
- 함정: ignoring medical mimics and bipolar screening.
- Any item-9 positivity → immediate safety assessment.
검증과 출처 · 거버넌스
참고 가이드라인과 출처
- [가이드라인 / 주요 출처]《中国抑郁障碍防治指南》 / mental-health pathways on zh pages
- Kroenke K, Spitzer RL, Williams JB. J Gen Intern Med 2001 (PHQ-9) · 출처 ↗
자주 묻는 질문
자주 묻는 질문
- PHQ-9 우울 척도은 환자 데이터를 업로드합니까? 어디서 계산합니까?
- 계산은 브라우저에서 로컬로 수행되며 입력과 결과는 서버로 업로드되지 않습니다. 면허 의사 참고용이며 병력·검사·소속 기관 프로토콜과 함께 해석해야 하고, 진단이나 처방을 대체하지 않습니다.
- PHQ-9 우울 척도은 실제로 어떻게 계산합니까? 계산 예시를 보여줄 수 있습니까?
- 대입값: Little interest or pleasure in doing things Several days (1), Feeling down, depressed, or hopeless Several days (1), Trouble falling/staying asleep, or sleeping too much Several days (1), Feeling tired or having little energy Several days (1), Poor appetite or overeating Several days (1), Feeling bad about yourself — or that you are a failure Several days (1), Trouble concentrating on things Several days (1), Moving or speaking slowly / being fidgety or restless Several days (1)… → 결과: PHQ-9 9 /27（Severity band: Mild (5–9), Item 9 (self-harm thoughts): Positive — perform safety assessment now） 대입값: Little interest or pleasure in doing things Not at all (0), Feeling down, depressed, or hopeless Not at all (0), Trouble falling/staying asleep, or sleeping too much Not at all (0), Feeling tired or having little energy Not at all (0), Poor appetite or overeating Not at all (0), Feeling bad about yourself — or that you are a failure Not at all (0), Trouble concentrating on things Not at all (0), Moving or speaking slowly / being fidgety or restless Not at all (0)… → 결과: PHQ-9 0 /27（Severity band: None–minimal (0–4), Item 9 (self-harm thoughts): 0 — still screen clinically if concern）
검증 절차
검증과 근거
본 도구의 공식과 계산 방법은 이 페이지에 명시되어 있으며 공개적으로 대조할 수 있습니다. 공식·계수·임계값은 위 권위 출처에 따라 대조했습니다.