The Sheehan Irritability Scale (SIS) is a short self-report rating scale developed to measure the frequency, severity and impairment associated with irritability.
Please note: purchasing a download of the SIS is not a license agreement for use.
You will be allowed to download this scale twice. Any additional downloads will require additional purchase. This scale is in PDF format. You will need a PDF reader to view the scale. You can downloadAdobe Acrobat Reader DC here.