🧠 PHQ-9 (dépression)
UsageQuand utiliser : screening and monitoring depressive symptoms in appropriate clinical settings.
StratificationTotals guide severity and follow-up intensity; diagnosis still requires clinical interview.
LimitesQuand ne pas utiliser : as the sole diagnostic test, or without a saf… · Piège : ignoring medical mimics and bipolar screening. · Any item-9 positivity → immediate safety assessment.
Source《中国抑郁障碍防治指南》 / mental-health pathways on zh pages
Prochaines étapes de garde
Après le score : scène, scores proches et parcours. Référence locale — pas d’écriture HIS.
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Méthodologie · exemple, recommandations et notes
Public-domain instrument (Kroenke).
Quand l'utiliser
Quand utiliser : screening and monitoring depressive symptoms in appropriate clinical settings.
Comment ça marche
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.
Points clés
- Public-domain instrument (Kroenke).
- Item 9 overrides numeric band for urgency.
- Suite : PHQ-2 screen upstream; safety pathway; treatment monitoring.
Références
- [Recommandation / source principale]《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)
Note sur l'outil
Kroenke et al. J Gen Intern Med 2001. PHQ-9 is public domain.
Exemple de calcul
Les valeurs ci-dessous proviennent des exemples définis dans l'outil et sont calculées côté serveur avec la formule de cette page, afin de vérifier rapidement l'opération. Ceci illustre uniquement la substitution des valeurs : ce n'est ni un avis clinique ni un cas réel.
| 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
Vérification et sources · gouvernance
FAQ
Questions fréquentes
- PHQ-9 (dépression) envoie-t-il des données patient ? Où le calcul est-il fait ?
- Le calcul s'effectue localement dans le navigateur ; aucune donnée n'est envoyée. Destiné aux professionnels de santé ; interpréter avec l'histoire, les examens et les protocoles locaux — ni diagnostic ni prescription.
- Comment calcule-t-on PHQ-9 (dépression) en pratique ? Pouvez-vous montrer un exemple résolu ?
- Données: 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)… → Résultat: PHQ-9 9 /27（Severity band: Mild (5–9), Item 9 (self-harm thoughts): Positive — perform safety assessment now） Données: 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)… → Résultat: PHQ-9 0 /27（Severity band: None–minimal (0–4), Item 9 (self-harm thoughts): 0 — still screen clinically if concern）