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Biomedical subjects

L Muhlbaier

Publications and source records attributed to L Muhlbaier.

3 recordsLinked to original sources

Evaluation of disease-state management of dialysis patients.

Dialysis patients are the only Medicare beneficiaries prohibited from joining managed care plans. Concerns have been raised about the ability of such plans to provide the comprehensive care required by patients with this complex condition. However, more than 20,000 dialysis patients belong to such plans because they were enrolled before developing end-stage renal disease (ESRD). Disease-state management, successfully applied to patients with diabetes mellitus and congestive heart failure, is now being used in patients with ESRD. Standardized mortality ratios (SMRs) and standardized hospitalization ratios (SHRs) were calculated for 1998 and 1999 in 1,541 patients enrolled in the RMS Disease Management program of renal disease-state management using US Renal Data System methods. SMRs were 0.643 and 0.806 for 1998 and 1999, respectively, significantly different from 1.0 for both years (P < 0.001). SHRs were 0.620 and 0.503 for 1998 and 1999, respectively, significantly different from 1.0 for both years (P < 0.001). Although additional studies are needed to define the aspects of care that are most important for the outcomes seen, this study shows that favorable outcomes are achievable for this vulnerable patient population within a managed care setting that applies coordinated approaches to care.

Adolescent↗

Ischemic mitral regurgitation.

At a time when hospital mortality for adult cardiac operations is continuing to fall, the ischemic mitral regurgitation subset remains at relatively high risk. Based on analysis of available data, efforts to improve results might be directed toward a more general application of mitral valve reconstruction in this population. Other promising therapeutic measures include the liberal use of reperfusion therapy in the acute papillary muscle dysfunction group, better selection of patients for operation, and, perhaps, operative recommendation to a greater proportion of the more stable patients who previously were treated medically. Incorporating these therapeutic concepts into routine clinical practice may improve the overall prognosis of this difficult subgroup.

Actuarial Analysis↗

Geographic differences in mortality from stroke in North Caroline. 1. Analysis of death certificates.

Analysis of death certification in North Carolina for a three-year period, 1969 through 1971, showed regional differences in mortality rates from stroke in white men, with the highest rates in the Plains (tobacco growing and farming) area and the lowest rates in the Mountain region. These geographic differences in death rates were observed in all but the youngest age decade and also in the various types of stroke, i.e., hemorrhagic and occlusive cerebrovascular diseases. This regional variation in mortality, however, was not present in white women or blacks. The prevalence at death of heart disease, hypertension and diabetes also was higher in the Plains than in the Mountain region, suggesting that the observed geographic variation of stroke mortality is related to one or more of these major risk factors. It is concluded that the geographic differences in stroke mortality, which had been reported during previous decades, are real and are not due to variations in death certification, errors in diagnosis, or other explanations that might artificially produce inaccuracies in vital statistics.

Adult↗