Global perspectives on the Sleep Condition Indicator for DSM-5 insomnia disorder: a COSMIN and STARD systematic review of psychometric and diagnostic performance

The SCI includes items that align with the most current diagnostic criteria for insomnia disorder from the DSM-5. This tool demonstrates excellent psychometric performance and strong diagnostic performance. Overall, the SCI provides useful information for screening, diagnosing, and monitoring insomnia, making it a valuable tool in both research and clinical settings.