Cumulative Trauma Rate

Updated 10/13/26

The new CWCI’s member-only interactive data application provides members with a powerful tool for tracking and analyzing one of the most significant issues affecting the California workers’ compensation system: the growth of CT claims. It features five interactive dashboards using the main IRIS metrics analyzed in the Report to the Industry published in 2026. Members can apply filters to create customized views of CT claims and identify trends by region, industry, body part, tenure, and other variables.