This was a retrospective propensity score-matched cohort study using the Ingenix Lab/Rx integrated insurance claims dataset.
In recent months, the American Medical Association, which is one of the plaintiffs involved in the UnitedHealth case, has brought similar lawsuits against Aetna, Cigna and WellPoint for their use of the Ingenix database.
Capital District Physicians Health Plann and Excellus agreed to stop processing claims through the Ingenix database.
MVP, which has 710,000 clients in upstate New York, Vermont and New Hampshire, was a subscriber to the Ingenix database, which Mr. Cuomo has called "rigged".
Although UnitedHealth and other insurers are eager to declare the matter resolved, the industry still faces numerous private lawsuits contending that doctors and patients were underpaid as a result of the Ingenix database.
The Ingenix database was de-identified in accordance with Health Insurance Portability and Accountability Act requirements prior to being made available for analysis in this study; use of these data in health research is exempt from Institutional Review Board review [ 29].
We used the Ingenix Symmetry Episode Grouper 6.5 to create episodes of care, but focus only on the services during and proximate to a hospital admission.
"Once the new database is operational, the Ingenix databases will be closed and not available to any health insurer," UnitedHealth said its statement.
The diffusion calculations were performed using the TTNi7 thermodynamic database together with the MOB2 mobility database.
Officers are using the Holmes computer database, normally use in homicide inquiries.
