Was the Introduction of Sildenafil an Influencing Factor?
Author InfoTracy L. Skaer (Pullman Memorial Hospital, Pullman, Washington, USA) David A. Sclar (Pharmacoeconomics and Pharmacoepidemiology Research Unit, College of Pharmacy,Washington State University, Pullman, Washington, USA) Linda M. Robison (Pharmacoeconomics and Pharmacoepidemiology Research Unit, College of Pharmacy,Washington State University, Pullman, Washington, USA) Richard S. Galin (Neuro-Psychiatric Institute, University of California at Los Angeles, Los Angeles, California, USA) Abstract Objective: To present the pattern of self-report and diagnosis of erectile dysfunction in the US over the time period 1990 through 1998 and examine whether the introduction of sildenafil in March 1998 influenced these findings. Study design and methods: Retrospective database analysis. Data from the National Ambulatory Medical Care Survey (NAMCS) for the years 1990 through 1998 were used. Data from office-based physician-patient encounters for which either a complaint of erectile dysfunct
