Publications by authors named "Jonathan D Agnew"

Claims that the current physician resource shortage is due to the reduced work effort of physicians are misleading and ignore important trends, namely the demographic changes within the profession, the growth in non-physician spending that has outpaced spending on physicians and the relative decline in spending on physician services over the past 20 years. Such data make it difficult to support Evans's and McGrail's (2008) assertions, which distract from more fruitful policy discussions about eliminating the current shortage of physicians, integrating non-physician health providers into medical practice and otherwise meeting the growing demand for health services.

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As drug costs rose in the 1990s, health maintenance organizations (HMOs) began transferring risk for prescription drug expenditures to physician groups. With principal-agent theory as a framework for understanding drug-risk transfer, we used a multiple case-study design to examine the relationship between the level of drug risk that a physician group accepts and the physician group's adoption of drug-use management strategies. The data demonstrated that adoption of drug-use management innovations was not related to level of risk for pharmacy costs and that factors other than drug-risk level (e.

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We develop an analytic framework to map out the nature and relative importance of different cost-driving trends in the prescription drug market. This is used to measure prescription drug cost-drivers for the population of seniors in British Columbia during a period when they received comprehensive public drug coverage. Between 1991 and 2001, expenditures on prescription drugs for BC seniors increased from dollar 149 to 320 million.

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Objective: To consider the extent, nature, and range of risk arrangements between physician groups and health maintenance organizations (HMOs) for self-administered injectable (SAI) drugs; to examine types and frequencies of SAI drug-use management strategies adopted by physician groups; and to explore the relationship between locus and level of financial risk for SAIs and physician group strategy adoption.

Methods: We used a multiple case-study design to select physician groups and their health maintenance organization (HMO) contractual partners in 4 markets in the United States (Northwest, Northeast, Midwest, Southwest). Physician groups in these markets were chosen based on size (e50 physicians) and experience with drug risk (e1 year).

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Canada's provincial governments have, until relatively recently, provided virtually all seniors with generous prescription drug coverage. Managers of these programs have implemented a variety of policies to contain spending while ensuring access to necessary medicines. Some of these policies have been successful in temporarily slowing cost growth.

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