Segmented regression analysis of interrupted time series studies in medication use research
- A. Wagner, S. Soumerai, F. Zhang, D. Ross-Degnan
- PsychologyJournal of Clinical Pharmacy and Therapeutics
- 1 August 2002
It is shown how segmented regression analysis can be used to evaluate policy and educational interventions intended to improve the quality of medication use and/or contain costs.
Medicine prices, availability, and affordability in 36 developing and middle-income countries: a secondary analysis
Field tests for rational drug use in twelve developing countries
Coverage by the news media of the benefits and risks of medications.
News-media stories about medications may include inadequate or incomplete information about the benefits, risks, and costs of the drugs as well as the financial ties between study groups or experts and pharmaceutical manufacturers.
Cost-related medication nonadherence and spending on basic needs following implementation of Medicare Part D.
There was evidence for a small but significant overall decrease in CRN and forgoing basic needs following Part D implementation, and no net decrease inCRN after Part D was observed among the sickest beneficiaries, who continued to experience higher rates of CRN.
The Development of Reference Values for the WHO Health Facility Core Prescribing Indicators
It is feasible to derive reference values for prescribing indicators by combining local clinical case mix data and consensus treatment guidelines for major disease entities using survey-derived morbidity data and locally appropriate treatment guidelines developed by a panel of health care providers.
Have we improved use of medicines in developing and transitional countries and do we know how to? Two decades of evidence
- K. Holloway, V. Ivanovska, A. Wagner, C. Vialle-Valentin, D. Ross-Degnan
- MedicineTropical medicine & international health
- 1 June 2013
To assess progress in improving use of medicines in developing and transitional countries by reviewing empirical evidence, 1990–2009, concerning patterns of primary care medicine use and intervention…
Cost-related medication nonadherence among elderly and disabled medicare beneficiaries: a national survey 1 year before the medicare drug benefit.
Rates are highest among nonelderly disabled beneficiaries, but among both elderly and disabled beneficiaries), CRN is exacerbated by poor health, multiple morbidities, and limited drug coverage.
Effects of Medicaid drug-payment limits on admission to hospitals and nursing homes.
- S. Soumerai, D. Ross-Degnan, J. Avorn, T. Mclaughlin, I. Choodnovskiy
- MedicineNew England Journal of Medicine
- 10 October 1991
Limiting reimbursement for effective drugs puts frail, low-income, elderly patients at increased risk of institutionalization in nursing homes and may increase Medicaid costs.
Relationship Between Patient Medication Adherence and Subsequent Clinical Inertia in Type 2 Diabetes Glycemic Management
Among insured diabetic patients with elevated A1C, level of medication adherence predicted subsequent medication intensification, and poor patient self-management behavior increases therapeutic clinical inertia.