วิธีการคำนวณ DAST-10 Drug Screening

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The DAST-10 (Drug Abuse Screening Test) Calculator scores 10 yes/no questions to identify the degree of drug-related problems in the past 12 months, covering illicit drugs and prescription medication misuse (excluding alcohol and tobacco).

สูตร

DAST-10 Score = Count of positive responses (item 3 is reverse-scored); Range: 0-10

TS: Total DAST-10 Score (points (0-10)) — Sum of endorsed items indicating drug problem severity
Ri: Response (0 or 1) — Binary score per item (1 = positive for drug problem indicator)
RL: Risk Level (category) — Severity classification from no problem to severe

คำแนะนำทีละขั้นตอน

1Answer 10 yes/no questions about non-alcohol drug use in the past 12 months
2Item 3 ("Can you stop using drugs when you want to?") is reverse-scored: No = 1 point
3All other items: Yes = 1 point
4Total score classifies risk: 0 (no problems), 1-2 (low), 3-5 (moderate), 6-8 (substantial), 9-10 (severe)

ตัวอย่างที่มีคำตอบ

อินพุต

Endorsed 4 items: drug use to cope, blackouts, family concern, felt guilty

ผลลัพธ์

DAST-10 score: 4/10 — moderate level of drug-related problems. Recommended: intensive assessment and outpatient treatment.

อินพุต

Endorsed 1 item: used drugs other than for medical purposes

ผลลัพธ์

DAST-10 score: 1/10 — low level. Recommended: monitor and brief education.

ข้อผิดพลาดที่ควรหลีกเลี่ยง

✕Forgetting to reverse-score item 3 ("Can you stop using drugs?") — a "No" answer scores 1, "Yes" scores 0
✕Including alcohol in the drug questions — DAST-10 specifically excludes alcohol (use the AUDIT for that)
✕Using DAST-10 alone for diagnosis rather than as a screening gateway to comprehensive substance use assessment

คำถามที่พบบ่อย

What does the DAST-10 screen for?

The DAST-10 screens for problems related to drug misuse in the past 12 months, including illicit drugs and prescription medications used non-medically. It specifically excludes alcohol and tobacco.

What is a concerning DAST-10 score?

Scores of 3-5 (moderate) warrant intensive assessment, 6-8 (substantial) indicate a likely substance use disorder requiring treatment, and 9-10 (severe) suggest urgent need for comprehensive intervention.

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