3D-DST: Delirium Assessment Tool with Decision Support Function based on the 3-Minute Diagnostic Interview
20233D-DST is a digital clinical decision-support adaptation based on the 3D-CAM approach. It was evaluated as a structured delirium assessment for hospitalised older adults.
Classification
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Tool and original sources
This record describes a method rather than a downloadable bedside form. The main source is linked below.
Original paper
- Original paperWang J, Ji M, Huang Y, Yang F, Wu Y. Accuracy of a clinical decision support system based on the 3-minute diagnostic interview for CAM-defined delirium: A validation study✰. Geriatric nursing (New York, N.Y.). 2023;53:255-260. doi: 10.1016/j.gerinurse.2023.07.021. PMID: 37598429.
This paper reports the original validation of 3D-DST. It reported sensitivity of 96% and specificity of 94% against an independent DSM-5 clinical assessment.
At a glance
- Purpose
- Episodic assessment
- Population
- Adult
- Setting
- General / acute hospital
- Time
- variable
- Score or threshold
- 3D-DST positive
Format: This site classifies it under episodic assessment. It is intended for adult use in General / acute hospital. The stated administration time is variable. The published result is recorded using 3D-DST positive.
Evidence
Reported sensitivity and specificity
Original/source study · 2023 — pmid:37598429
- Denominator
- Reported source unit: 95 (analysis unit not fully reconciled)
- Reference standard
- Psychiatrist DSM-5 delirium diagnosis
Earliest DTA evaluation identified in the current audit; see the linked source and methodological caveats.
More evidence and citation details
- Full name
- Delirium Assessment Tool with Decision Support Function based on the 3-Minute Diagnostic Interview
- Also known as
- 3D DST, 3D-DST, Delirium Assessment Tool With Decision Support Function
- Related profiles
- 3D-CAM
- Evidence summary
- single
- Diagnostic-accuracy studies
- 1
- Reference standard
- Psychiatrist DSM-5 delirium diagnosis
- Citation
- Wang J, Ji M, Huang Y, Yang F, Wu Y Accuracy of a clinical decision support system based on the 3-minute diagnostic interview for CAM-defined delirium: A validation study(✰) Geriatric nursing (New York, N.Y.). 2023;53:255-260. PMID 37598429
Copyright and reuse
- Information checked
- 2026-07-19
Instrument-specific terms apply. See the access and copyright policy or send a correction.
Sources checked 2026-07-29. How profiles are prepared.