Zung Self-Rating Depression Scale (SDS)

Zung Self-Rating Depression Scale (SDS)

This self-rating scale is designed to assess the severity of symptoms in people with depression. Instructions:Zung Self Rating Depression Scale (SDS) | Depression Manchester Psychotherapist, Depression Counsellor

  1. Read each question below carefully and answer all the questions.
  2. Select an answer that best describes how often you felt or behaved this way during the past several days.
  3. When you have completed all the questions click the Calculate Score button below.
  4. Print the results.
  5. If you scored highly on this test, or you are concerned about your health, then do speak to your doctor or other health professional for a more thorough evaluation.

NOTE: The results of this test are intended as a guide only. They are not intended to be a clinical diagnosis.  No diagnosis is being offered.  For a formal clinical diagnosis of depression speak with your doctor or other qualified health professional.

Depression Test



1. I feel down hearted and blue.
2. Morning is when I feel the best.
3. I have crying spells or feel like it.
4. I have trouble sleeping at night.
5. I eat as much as I used to.
6. I still enjoy sex.
7. I notice that I am losing weight.
8. I have trouble with constipation.
9. My heart beats faster than usual.
10. I get tired for no reason.
11. My mind is as clear as it used to be.
12. I find it easy to do the things I used to.
13. I am restless and can’t keep still.
14. I feel hopeful about the future.
15. I am more irritable than usual.
16. I find it easy to make decisions.
17. I feel that I am useful and needed.
18. My life is pretty full.
19. I feel that others would be better off if I were dead.
20. I still enjoy the things I used to do.
0 – 20 (No Depression)
20 – 49 (slight or no depression)
50 – 59 (mild depression)
60 – 69 (moderate depression)
70 – 80 (severe depression)
Your score: Comment:
Lower scores are better. Scores above may 50 indicates potential depression. Provided by Inner Changes Psychotherapy and Counselling Manchester, UK. Website: http://www.manchester-psychotherapy.co.uk/ Telephone: 0161 881 4333


William WK Zung. (1965) A Self-Rating Depression Scale. 12: Arch Gen Psychiatry 63-70. 1965.

Assessment Tests on This Website

  1. Generalised Anxiety Disorder Test (GAD-7)
  2. Liebowitz Social Anxiety Scale (LSAS – SR)
  3. PCL-5 Post Traumatic Stress Disorder (PTSD) Test
  4. Rosenberg Self-Esteem Scale (RSES)
  5. Yale-Brown Obsessive Compulsive Scale (Y-BOCS) – OCD Test
  6. Zung Self-Rating Depression Scale (SDS) – Depression Test
  7. Patient Health Questionnaire Quick Depression Assessment(PHQ-9) – Depression Test


Zung Self-Rating Depression Scale (SDS).

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Nigel Magowan t/as
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