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PURPOSE The purpose of this study was to assess the influence of appointment keeping and medication adherence on HbA1c. METHODS A retrospective evaluation was performed in 1560 patients with type 2 diabetes who presented for a new visit to the Grady Diabetes Clinic between 1991 and 2001 and returned for a follow-up visit and HbA1c after 1 year of care.(More)
This study estimated Medicare reimbursement attributable to periprosthetic joint infection (PJI) across the continuum of covered services four years following hip or knee arthroplasty. Using 2001-2008 Medicare claims data, total and annual attributable reimbursements were assessed using generalized linear regression, adjusting for potential confounders.(More)
OBJECTIVES The authors examine whether the odds of having a hospitalization associated with an ambulatory care sensitive condition can be explained by observed differences in a Medicare beneficiary's predisposing, enabling, and need characteristics. METHODS A multivariate cross-sectional analysis of Medicare's administrative inpatient claims data and the(More)
OBJECTIVES We sought to evaluate the long-term cost-effectiveness of clopidogrel for up to one year after an acute coronary syndrome (ACS) without ST-segment elevation. BACKGROUND The efficacy of platelet inhibition with clopidogrel for up to one year after ACS was demonstrated in the Clopidogrel in Unstable angina to prevent Recurrent Events (CURE)(More)
Previous studies suggest that female physicians earn less on average from the practice of medicine than their male counterparts even after differences in personal characteristics are taken into account. In our study of sex differences in physician earnings, we estimate hourly earnings equations for 1982 using a specification that controls for differences in(More)
BACKGROUND Schizophrenia is often a persistent and costly illness that requires continued treatment with antipsychotics. Differences among antipsychotics on efficacy, safety, tolerability, adherence, and cost have cost-effectiveness implications for treating schizophrenia. This study compares the cost-effectiveness of oral olanzapine, oral risperidone (at(More)
OBJECTIVES We aimed to quantify the frequency and nature of early complications after implantable cardioverter-defibrillator (ICD) implantation in general practice, and estimate the incremental costs of those complications to the health care system. BACKGROUND Cardioverter-defibrillator implantation rates are rising quickly. Little has been published(More)
BACKGROUND We estimate the incremental hospital resource consumption associated with treating selected complications experienced by Medicare beneficiaries undergoing coronary artery bypass grafting (CABG). METHODS This retrospective study, using the Medicare Provider Analysis and Review file, identified 114,233 Medicare beneficiaries who survived CABG(More)
OBJECTIVE To determine whether a difference in melanoma outcomes exists in the United States between tumors detected by dermatologists vs those detected by nondermatologists. DESIGN Retrospective analysis of linked data from the Medicare enrollment and claims files from the Centers for Medicare and Medicaid Services and the National Cancer Institute's(More)
BACKGROUND Current practice, trends, and early outcomes in patients undergoing surgical and percutaneous coronary interventions (PCI) are changing and subject to speculation. METHODS 148,396 consecutive patients in 69 HCA, Inc hospitals who underwent either PCI or coronary artery bypass grafting (CABG) were tracked in the HCA Casemix Database from 1999(More)