CQI longitudinally applied to integrated service outcomes.

Citing data collected between 1987 and 1994 at the St. Paul-Ramsey Medical Center, Ramsey Clinic and Ramsey Foundation, Paul A. Sommers, Ph.D., executive vice president and chief administrative officer of Ramsey, Michael G. Luxenberg, president of Professional Data Analysts, and Eric. P. Sommers of the River Falls Clinic, write how CQI has been introduced. The key is the application of inferential evaluation.