Research
The Impact of Declining Opioid Use on Lost-Time Claim Development and Outcomes in California WC
A 30-page CWCI Report to the Industry details CWCI research that quantifies the declining prevalence of opioids in workers comp lost-time claims, the impact on average benefit payments and average days away from work, and in light of the opioid trends, estimates projected costs for 2010-2017 claims at 10 years of development.
IMR Decisions: January 2014 Through December 2018
Independent Medical Review Volume and Outcomes Through Q4 2018. Click below for the Research Update report. Summarized results are included in the news release in the Newsroom, and CWCI members and subscribers may log in to access the summary Bulletin.
Calif WC Pharmaceutical Utilization and Reimbursement: Emerging Outcomes Under the Formulary
A CWCI Spotlight Report examines the impact that the Medical Treatment Utilization Schedule has had on the types of medications dispensed to injured workers and recent shifts in the total drug spend.
California Workers' Compensation Prescription Drug Utilization & Payment Distributions, 2009-2018: Part 1
CWCI's analysis of changes in the types of prescription drugs used in California workers' compensation over the past decade. The report looks at the breakdown of prescriptions and payments by therapeutic drug group by service year, as well as the generic utilization rates for the different drug groups and how the average amounts paid for drugs within each group changed over the 10-year study period.
IMR Decisions, January 2014 Through June 2018
Independent Medical Review Volume and Outcomes Through Q2 2018. For further details see the news release in the Newsroom and CWCI members and subscribers may log in to view a summary Bulletin and the Research Update report.
An Examination of Polypharmacy Claims
A study that uses 2016 – 2017 California workers' compensation prescription data to determine the prevalence of polypharmacy in the system and to identify the types of drugs used in polypharmacy prescribing.






