Mental health check · Self-check

Psychological distress self-check (K10)

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The K10 (Kessler Psychological Distress Scale) is a 10-question checklist about feelings of anxiety and low mood in the past 4 weeks. It’s widely used in Australia by GPs, mental health services and national health surveys. It takes about 2 minutes. It’s a screening check, not a diagnosis.

For adults (18 and over). For young people, talk to a GP, or contact Kids Helpline on 1800 55 1800 or headspace (Australia).

Private by design: your answers stay in this browser tab. They aren’t saved, sent or tracked, and they disappear when you close or refresh the page. (Like every page on Malady Wise, we count anonymous page visits, without cookies, but never your answers or score.)

These questions are about how you have been feeling in the past 4 weeks. In the past 4 weeks, about how often did you feel…

1. In the past 4 weeks, about how often did you feel tired out for no good reason?
2. In the past 4 weeks, about how often did you feel nervous?
3. In the past 4 weeks, about how often did you feel so nervous that nothing could calm you down?
4. In the past 4 weeks, about how often did you feel hopeless?
5. In the past 4 weeks, about how often did you feel restless or fidgety?
6. In the past 4 weeks, about how often did you feel so restless you could not sit still?
7. In the past 4 weeks, about how often did you feel depressed?
8. In the past 4 weeks, about how often did you feel that everything was an effort?
9. In the past 4 weeks, about how often did you feel so sad that nothing could cheer you up?
10. In the past 4 weeks, about how often did you feel worthless?

What to do next

In Australia

Outside Australia

Things that often help

Support lines

If you or someone else is in danger right now, call your emergency number. To talk to someone, any time:

How it works

Common questions

What is the K10?

The Kessler Psychological Distress Scale is a 10-question checklist about how often you’ve felt nervous, hopeless, restless, depressed, worthless or tired out in the past 4 weeks. It was developed in the US and is widely used in Australian health surveys and general practice.

What does my K10 score mean?

Totals range from 10 to 50. In Australia, 10–15 is usually described as low distress, 16–21 moderate, 22–29 high and 30–50 very high. A high or very high score is a good reason to see your GP. The score can’t tell what’s causing the distress.

Can I do this for my teenager?

This version is for adults filling it in about themselves. Teenagers need a check with a GP or a youth service. In Australia, headspace (ages 12 to 25) and Kids Helpline (1800 55 1800, ages 5 to 25) can help.

Are my answers saved?

No. Your answers stay in this browser tab and disappear when you close or refresh the page. Nothing is stored or sent.

About this questionnaire

K10 Copyright © Ronald C. Kessler, PhD. All rights reserved. Use of the K10 is free and doesn’t require formal permission; the authors ask that users acknowledge the copyright and cite the source (Kessler, Harvard). Wording follows the Australian self-report version (“in the past 4 weeks”).

Sources: Kessler RC, Barker PR, Colpe LJ, et al. Screening for serious mental illness in the general population. Arch Gen Psychiatry 2003;60(2):184–189. doi:10.1001/archpsyc.60.2.184. Kessler RC, Andrews G, Colpe LJ, et al. Short screening scales to monitor population prevalences and trends in non-specific psychological distress. Psychol Med 2002;32(6):959–976. doi:10.1017/s0033291702006074. Score ranges: Andrews G, Slade T. Interpreting scores on the Kessler Psychological Distress Scale (K10). Aust N Z J Public Health 2001;25(6):494–497. doi:10.1111/j.1467-842x.2001.tb00310.x.

More checks: Depression (PHQ-9) · Anxiety (GAD-7) · Distress (K10)

Reviewed 8 November 2026. General education, not personal medical advice. These checks don’t diagnose any condition; talk to your GP or doctor about your results.