The Symptom Checklist-90 Revised is a method to evaluate psychological problems and identify symptoms. This instrument is also used by psychologists, psychiatrists, mental health, medical, and educational professionals for monitoring the patient’s progress or treatment outcome.
Participants are required to respond to the 90 items in the Symptom Checklist-90 Revised using a 5-point rating scale. Approximately 12-15 minutes is necessary for completion. Testing can be done with a computer, audio-cassette, or paper-and-pencil. Individual of 13 years or older are recommended for accurate test results. Another name for the Symptom Checklist-90 Revised is the Global Severity Index.