Insomnia severity index printable version 2026

1. Click ‘Get Form’ to open the insomnia severity index in the editor.
2. Begin by entering your Subject ID and the Date at the top of the form. This helps in tracking your responses over time.
3. For questions 1 to 3, circle the number that best represents your sleep difficulties over the last month. Assess each difficulty—falling asleep, staying asleep, and waking up too early—by selecting a severity level from None (0) to Very Severe (4).
4. In question 4, indicate your satisfaction with your current sleep pattern by circling a number from Very Satisfied (0) to Very Dissatisfied (5).
5. Question 5 asks how much your sleep problem interferes with daily functioning. Circle a number from Not at all (0) to Very Much Interfering (4).
6. For question 6, assess how noticeable your sleeping problem is to others by circling a number from Not at all Noticeable (0) to Very Much Noticeable (4).
7. Finally, in question 7, rate how worried or distressed you are about your sleep problem using the same scale as before.
8. After completing all questions, add up your scores for interpretation based on the guidelines provided at the end of the form.

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