6 research outputs found

    Clinical validation of cutoff target ranges in newborn screening of metabolic disorders by tandem mass spectrometry: a worldwide collaborative project.

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    Can a Pain Management and Palliative Care Curriculum Improve the Opioid Prescribing Practices of Medical Residents?

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    BACKGROUND: Although opioids are central to acute pain management, numerous studies have shown that many physicians prescribe them incorrectly, resulting in inadequate pain management and side effects. We assessed whether a case-based palliative medicine curriculum could improve medical house staff opioid prescribing practices. DESIGN: Prospective chart review of consecutive pharmacy and billing records of patients who received an opioid during hospitalization before and after the implementation of a curricular intervention, consisting of 10 one-hour case-based modules, including 2 pain management seminars. MEASUREMENTS: Consecutive pharmacy and billing records of patients who were cared for by medical residents (n = 733) and a comparison group of neurology and rehabilitative medicine patients (n = 273) that received an opioid during hospitalization in 8-month periods before (1/1/97 to 4/30/97) and after (1/1/99 to 4/30/99) the implementation of the curriculum on the medical service were reviewed. Three outcomes were measured: 1) percent of opioid orders for meperidine; 2) percent of opioid orders with concomminant bowel regimen; and 3) percent of opioid orders using adjuvant nonsteroidal anti-inflammatory drugs (NSAIDs). MAIN RESULTS: The percentage of patients receiving meperidine decreased in the study group, but not in the comparison group. The percentages receiving NSAIDs and bowel medications increased in both groups. In multivariate logistic models controlling for age and race, the odds of an experimental group patient receiving meperidine in the post-period decreased to 0.55 (95% confidence interval [95% CI], 0.32 to 0.96), while the odds of receiving a bowel medication or NSAID increased to 1.48 (95% CI, 1.07 to 2.03) and 1.53 (95% CI, 1.01 to 2.32), respectively. In the comparison group models, the odds of receiving a NSAID in the post-period increased significantly to 2.27 (95% CI, 1.10 to 4.67), but the odds of receiving a bowel medication (0.45; 95% CI, 0.74 to 2.00) or meperidine (0.85; 95% CI, 0.51 to 2.30) were not significantly different from baseline. CONCLUSIONS: This palliative care curriculum was associated with a sustained (>6 months) improvement in medical residents' opioid prescribing practices. Further research is needed to understand the changes that occurred and how they can be translated into improved patient outcomes

    Die Legionelleninfektion

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    Clinical validation of cutoff target ranges in newborn screening of metabolic disorders by tandem mass spectrometry: A worldwide collaborative project.

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    Purpose: To achieve clinical validation of cutoff values for newborn screening by tandem mass 215 spectrometry through a worldwide collaboration. Methods: Cumulative percentiles of amino 216 acids and acylcarnitines in dried blood spots of approximately 30 million normal newborns and 217 10,615 true positive cases are compared to assign clinical significance, which is achieved when 218 the median of a disease range is either >99%ile or <1%ile of the normal population. The cutoff 219 target ranges of analytes and ratios are then defined as the interval between the limits of the two 220 populations. When overlaps occur, adjustments are made to maximize sensitivity and specificity 221 taking in consideration all available factors. Results: As of December 1, 2010, 129 sites in 45 222 countries have uploaded to the project website a total of 23,970 percentile data points, 558,168 223 analyte results of 10,615 true positive cases with 64 conditions, and 5,088 cutoff values. The 224 average rate of submission of true positive cases between December 1, 2008 and December 1, 225 2010 was 4.7 cases per day (3,418 cases). This cumulative evidence generated 91 and 23 high 226 and low target cutoff ranges, respectively. The overall proportion of cutoff values within the 227 respective target range was 43% (2,176/5,088). Conclusions: An unprecedented level of 228 cooperation and collaboration has allowed the objective definition of cutoff target ranges for 114 229 markers applied to newborn screening of rare metabolic disorders. This set of data could be used 230 as baseline for monitoring of future performance

    Strahlenbedingte KnochenschÀden

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    Immunmangel-Krankheiten Pathophysiologie und Klinik

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