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Entries from September 2010

Treatment of acute cough/lower respiratory tract infection by antibiotic class and associated outcomes: a 13 European country observational study in primary care.

September 21st, 2010 · Start a Discussion

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Treatment of acute cough/lower respiratory tract infection by antibiotic class and associated outcomes: a 13 European country observational study in primary care.

J Antimicrob Chemother. 2010 Sep 18;

Authors: Butler CC, Hood K, Kelly MJ, Goossens H, Verheij T, Little P, Melbye H, Torres A, Mölstad S, Godycki-Cwirko M, Almirall J, Blasi F, Schaberg T, Edwards P, Rautakorpi UM, Hupkova H, Wood J, Nuttall J, Coenen S

Objectives Acute cough/lower respiratory tract infection (LRTI) is one of the commonest reasons for consulting and antibiotic prescribing. There are theoretical reasons why treatment with particular antibiotic classes may aid recovery more than others, but empirical, pragmatic evidence is lacking. We investigated whether treatment with a particular antibiotic class (amoxicillin) was more strongly associated with symptom score resolution and time to patients reporting recovery than each of eight other antibiotic classes or no antibiotic treatment for acute cough/LRTI. Methods Clinicians recorded history, examination findings, symptom severity and antibiotic treatment for 3402 patients in a 13 country prospective observational study of adults presenting in 14 primary care research networks with acute cough/LRTI. 2714 patients completed a symptom score daily for up to 28 days and recorded the day on which they felt recovered. A three-level autoregressive moving average model (1,1) model investigated logged daily symptom scores to analyse symptom resolution. A two-level survival model analysed time to reported recovery. Clinical presentation was controlled for using clinician-recorded symptoms, sputum colour, temperature, age, co-morbidities, smoking status and duration of illness prior to consultation. Results Compared with amoxicillin, no antibiotic class (and no antibiotic treatment) was associated with clinically relevant improved symptom resolution (all coefficients in the range -0.02 to 0.01 and all P values greater than 0.12). No antibiotic class (and no antibiotic treatment) was associated with faster time to recovery than amoxicillin. Conclusions Treatment by antibiotic class was not associated with symptom resolution or time to recovery in adults presenting to primary care with acute cough/LRTI.

PMID: 20852271 [PubMed - as supplied by publisher]

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Tags: J Antimicrob Chemother

Severity of illness scoring systems in the intensive care unit.

September 21st, 2010 · Start a Discussion

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Severity of illness scoring systems in the intensive care unit.

Crit Care Med. 2010 Sep 9;

Authors: Keegan MT, Gajic O, Afessa B

OBJECTIVE:: Adult intensive care unit prognostic models have been used for predicting patient outcome for three decades. The goal of this review is to describe the different versions of the main adult intensive care unit prognostic models and discuss their potential roles. DATA SOURCE:: PubMed search and review of the relevant medical literature. SUMMARY:: The main prognostic models for assessing the overall severity of illness in critically ill adults are Acute Physiology and Chronic Health Evaluation, Simplified Acute Physiology Score, and Mortality Probability Model. Simplified Acute Physiology Score and Mortality Probability Model have been updated to their third versions and Acute Physiology and Chronic Health Evaluation to its fourth version. The development of prognostic models is usually followed by internal and external validation and performance assessment. Performance is assessed by area under the receiver operating characteristic curve for discrimination and Hosmer-Lemeshow statistic for calibration. The areas under the receiver operating characteristic curve of Simplified Acute Physiology Score 3, Acute Physiology and Chronic Health Evaluation IV, and Mortality Probability Model0 III were 0.85, 0.88, and 0.82, respectively, and all these three fourth-generation models had good calibration. The models have been extensively used for case-mix adjustment in clinical research and epidemiology, but their role in benchmarking, performance improvement, resource use, and clinical decision support has been less well studied. CONCLUSIONS:: The fourth-generation Acute Physiology and Chronic Health Evaluation adult prognostic models, Simplified Acute Physiology Score 3, Acute Physiology and Chronic Health Evaluation IV, and Mortality Probability Model0 III, perform well in predicting mortality. Future studies are needed to determine their roles for benchmarking, performance improvement, resource use, and clinical decision support.

PMID: 20838329 [PubMed - as supplied by publisher]

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Tags: Crit Care Med

Twenty-four-hour observational study of hospital hand hygiene compliance.

September 21st, 2010 · Start a Discussion

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Twenty-four-hour observational study of hospital hand hygiene compliance.

J Hosp Infect. 2010 Sep 16;

Authors: Randle J, Arthur A, Vaughan N

This observational study measured healthcare workers' (HCWs'), patients' and visitors' hand hygiene compliance over a 24h period in two hospital wards using the 'five moments of hand hygiene' observation tool. Hand hygiene is considered to be the most effective measure in reducing healthcare-associated infections but studies have reported suboptimal levels of compliance. Most studies have used random observational time-periods for data collection and this has been criticised. We monitored a total of 823 hand hygiene opportunities (HCWs, N=659; patients and visitors, N=164). Among HCWs, compliance was 47% for doctors, 75% for nurses, 78% for allied health professionals, and 59% for ancillary and other staff (P<0.001). There was no difference in compliance between patients and visitors (56% vs 57%, P=0.87). Hand hygiene compliance varied depending on which of the five moments of hygiene HCWs had undertaken (P<0.001), with compliance before an aseptic task being 100% (3/3); after body fluid exposure 93% (86/93); after patient contact 80% (114/142); before patient contact 68% (196/290); and after contact with surroundings 50% (65/129). Lower levels of compliance were found for HCWs working during the early shift (P<0.001). For patients and visitors there was no evidence of an association between moments of hygiene and compliance. Levels of compliance were higher compared with previous reported estimates. Medical staff had the lowest level of compliance and this continues to be a concern which warrants specific future interventions.

PMID: 20850899 [PubMed - as supplied by publisher]

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Tags: J Hosp Infect

The inter-rater reliability of the Pulmonary Embolism Severity Index.

September 21st, 2010 · Start a Discussion

The inter-rater reliability of the Pulmonary Embolism Severity Index.

Thromb Haemost. 2010 Sep 13;104(6)

Authors: Fraga M, Taffé P, Mean M, Hugli O, Witzig S, Waeber G, Aujesky D

The Pulmonary Embolism Severity Index (PESI) is a validated clinical prognostic model for patients with acute pulmonary embolism (PE). Our goal was to assess the PESI's inter-rater reliability in patients diagnosed with PE. We prospectively identified consecutive patients diagnosed with PE in the emergency department of a Swiss teaching hospital. For all patients, resident and attending physician raters independently collected the 11 PESI variables. The raters then calculated the PESI total point score and classified patients into one of five PESI risk classes (I-V) and as low (risk classes I/II) versus higher-risk (risk classes III-V). We examined the inter-rater reliability for each of the 11 PESI variables, the PESI total point score, assignment to each of the five PESI risk classes, and classification of patients as low versus higher-risk using kappa (κ) and intra-class correlation coefficients (ICC). Among 48 consecutive patients with an objective diagnosis of PE, reliability coefficients between resident and attending physician raters were > 0.60 for 10 of the 11 variables comprising the PESI. The inter-rater reliability for the PESI total point score (ICC: 0.89, 95% CI: 0.81-0.94), PESI risk class assignment (κ: 0.81, 95% CI: 0.66-0.94), and the classification of patients as low versus higher-risk (κ: 0.92, 95% CI: 0.72-0.98) was near perfect. Our results demonstrate the high reproducibility of the PESI, supporting the use of the PESI for risk stratification of patients with PE.

PMID: 20838750 [PubMed - as supplied by publisher]

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Tags: Thromb Haemost

A Prospective Comparison of Cardiac Imaging Using Intracardiac Echocardiography with TransEsophageal Echocardiography in Patients with Atrial Fibrillation: The Intra-Cardiac Echocardiography Guided Cardioversion Helps Interventional Procedures (ICE-CHIP) Study.

September 21st, 2010 · Start a Discussion

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A Prospective Comparison of Cardiac Imaging Using Intracardiac Echocardiography with TransEsophageal Echocardiography in Patients with Atrial Fibrillation: The Intra-Cardiac Echocardiography Guided Cardioversion Helps Interventional Procedures (ICE-CHIP) Study.

Circ Arrhythm Electrophysiol. 2010 Sep 18;

Authors: Saksena S, Sra J, Jordaens L, Kusumoto F, Knight B, Natale A, Kocheril A, Nanda NC, Nagarakanti R, Simon AM, Viggiano MA, Lokhandwala T, Chandler ML

BACKGROUND: -The Intracardiac Echocardiography guided Cardioversion Helps Interventional Procedures study evaluated the concordance of intracardiac echocardiography (ICE) as compared to transesophageal echocardiography (TEE) in patients with atrial fibrillation. METHODS AND RESULTS: -Patients with atrial fibrillation undergoing right heart catheterization underwent left atrium (LA) and inter-atrial septal (IAS) imaging by TEE and ICE. A blinded comparison of the two modalities was performed at a core laboratory. 95 patients, mean age 58±12 years completed the study. The LA was profiled in all patients with both techniques and concordance for image quality was 96%. LA appendage(LAA) imaging was achieved in 85% with ICE and 96% with TEE. There was no difference in the presence of spontaneous echo contrast between ICE and TEE during LA imaging but there was a trend toward greater incidence in the LAA with TEE (p=0.109). Intracardiac thrombus was uncommonly seen (TEE-6.9%, ICE-5.2%). The concordance for the presence or absence of thrombus was 97% in the LA and 92% in the LAA but the latter was more frequently detected with TEE. IAS imaging with ICE was achieved in 91% with ICE and 97% with TEE (p=0.177). Concordance for patent foramen ovale and atrial septal aneurysms was 100% and 96% respectively. A negative ICE examination was associated with absence of dense echo contrast or thrombus on TEE in 86%. CONCLUSIONS: -We conclude that this study provides validation for the use of ICE for LA and IAS imaging. ICE imaging was less sensitive compared to TEE for LAA thrombus identification. Clinical Trial Registration-www.clinical trials.gov; NCT00281073.

PMID: 20852299 [PubMed - as supplied by publisher]

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Tags: Circ Arrhythm Electrophysiol

High-dose daptomycin in documented Staphylococcus aureus infections.

September 19th, 2010 · Start a Discussion

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High-dose daptomycin in documented Staphylococcus aureus infections.

Int J Antimicrob Agents. 2010 Sep 14;

Authors: Bassetti M, Nicco E, Ginocchio F, Ansaldi F, de Florentiis D, Viscoli C

Daptomycin is approved at a dose of 4-6mg/kg/day for the treatment of complicated skin and soft-tissue infection and Staphylococcus aureus bloodstream infection. Clinical experience with doses >6mg/kg/day is limited, but data reported to date suggest that daptomycin can be safe and effective at higher doses. We describe our experience with daptomycin at doses >6mg/kg/day and ≤6mg/kg/day for S. aureus infections. A retrospective chart review of all patients treated with daptomycin from January 2008 to 28 February 2010 was performed. During the study period, 53 patients received daptomycin, including 22 patients receiving daptomycin at a standard dose (SD) (mean 5mg/kg/day, range 4-6mg/kg/day) and 31 patients receiving a higher dose (HD) (mean 8mg/kg/day, range 7-9mg/kg). The median treatment duration was 13.5 days and 19 days for the SD and HD groups, respectively. Clinical success was observed in 16/22 patients (73%) in the SD group and 29/31 patients (94%) in the HD group (P=0.05). Microbiological success was observed in 13/19 patients (68%) and 27/29 patients (93%) in the SD and HD groups, respectively (P<0.05). Of the 53 patients, 2/22 treated with SD daptomycin and 3/31 treated with HD daptomycin experienced a grade 1 adverse event while receiving therapy (i.e. anaemia, diarrhoea, nausea, hypokalaemia and arthralgia) but did not require discontinuation of daptomycin treatment. These results suggest that daptomycin may be used at doses higher than 6mg/kg/day without toxicity and possibly with better outcome than conventional doses. We recommend further randomised controlled prospective studies with higher doses of daptomycin.

PMID: 20846832 [PubMed - as supplied by publisher]

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Tags: Int J Antimicrob Agents

Mitiglinide: A Novel Agent for the Treatment of Type 2 Diabetes Mellitus (October) (CE).

September 18th, 2010 · Start a Discussion

Mitiglinide: A Novel Agent for the Treatment of Type 2 Diabetes Mellitus (October) (CE).

Ann Pharmacother. 2010 Sep 14;

Authors: Phillippe HM, Wargo KA

OBJECTIVE: To review the pharmacology, pharmacokinetics, efficacy, and safety of mitiglinide, a rapid-acting insulin secretion-stimulating agent to determine its potential role in therapy for the treatment of type 2 diabetes mellitus. DATA SOURCES: A MEDLINE search (1966-May 2010) was conducted for English-language, human studies using the terms mitiglinide, KAD 1229, S 21403, and meglitinide analogs. Abstracts presented at the American Association and European Association for the Study of Diabetes annual meetings from 2005 to 2009 were also evaluated for relevant data. STUDY SELECTION AND DATA EXTRACTION: Articles pertinent to the pharmacology, pharmacokinetics, efficacy, and safety of mitiglinide were reviewed. DATA SYNTHESIS: Mitiglinide has been shown through small clinical studies (N <400) to modestly decrease hemoglobin A1c, postprandial hyperglycemia, and oxidative stress and inflammatory markers associated with postprandial hyperglycemia. Mitiglinide exerts its hypoglycemic activity by closing adenosine triphosphate (ATP)-sensitive potassium channels in the β-islet cells of the pancreas. This agent has a rapid onset and short duration of action, mimicking a physiologic pattern of insulin release in nondiabetic people. Studies suggest a starting dose of 5 mg 3 times daily with meals and a maximum dose of 20 mg 3 times daily. Overall, mitiglinide is well tolerated, with the most common adverse effect being hypoglycemia. CONCLUSIONS: Mitiglinide is the third agent in the class of meglitinides that targets postprandial hyperglycemia. Because of a more intensive dosing regimen, potential cost, and lack of studies assessing the clinical impact of mitiglinide therapy on oxidative stress and inflammatory markers secondary to postprandial hyperglycemia, we cannot recommend this therapy over currently approved therapies.

PMID: 20841518 [PubMed - as supplied by publisher]

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Tags: Ann Pharmacother

Relation of elevated plasma Renin activity at baseline to cardiac events in patients with angiographically proven coronary artery disease.

September 18th, 2010 · Start a Discussion

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Relation of elevated plasma Renin activity at baseline to cardiac events in patients with angiographically proven coronary artery disease.

Am J Cardiol. 2010 Sep 15;106(6):764-9

Authors: Muhlestein JB, May HT, Bair TL, Prescott MF, Horne BD, White R, Anderson JL

Plasma renin activity (PRA) is a measure of renin-angiotensin system activity and is associated with cardiovascular outcomes in patients with heart failure (HF). We conducted a prospective analysis to assess whether elevated baseline PRA is associated with cardiovascular outcomes in 1,165 patients with coronary artery disease (>/=70% stenosis on the coronary angiogram) enrolled in the Intermountain Heart Collaborative Study. The exclusion criteria included previous myocardial infarction (MI) or HF, ejection fraction </=45%, and a discharge diagnosis of MI/beta-blocker treatment. Baseline PRA measurements were evaluated as risk categories (</=0.50, 0.51 to 2.30, and >2.30 ng/ml/h) and as tertiles (</=0.40, 0.41 to 1.90, and >/=1.90 ng/ml/h). Predefined cardiovascular outcomes were assessed for a minimum follow-up of 3 years (mean 6.4 +/- 3.2, maximum 14.6) using Cox regression analysis to adjust for the baseline characteristics. The mean patient age was 64.4 years; most patients were men (73.1%) and hypertensive (63.2%). Elevated baseline PRA (high vs low category; >2.30 vs </=0.50 ng/ml/h) was associated with a significantly increased risk of 3-year cardiac morbidity/mortality (hazard ratio 1.96; p = 0.004), MI (hazard ratio 2.41; p = 0.02), HF hospitalization (hazard ratio 4.39; p = 0.03), and all-cause death (hazard ratio 1.80; p = 0.01). Elevated baseline PRA was also associated with longer-term HF hospitalization (hazard ratio 2.12; p = 0.004) and all-cause death (hazard ratio 1.56; p = 0.002). Similar results were observed for the PRA tertiles. The association of PRA with outcomes was observed after correction for hypertension, hyperlipidemia, diabetes, a family history of cardiovascular events, smoking, renal failure, and the use of statins. In conclusion, elevated baseline PRA is associated with cardiac morbidity and mortality in patients with coronary artery disease but normal left ventricular function and no previous MI or HF.

PMID: 20816114 [PubMed - in process]

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Tags: Am J Cardiol

Nonagenarian surgical admissions for the acute abdomen: who benefits?

September 18th, 2010 · Start a Discussion

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Nonagenarian surgical admissions for the acute abdomen: who benefits?

Int J Clin Pract. 2010 Oct;64(11):1570-1572

Authors: Toumi Z, Kesterton A, Bhowmick A, Beveridge AJ, Scott NA

Introduction:  Patients 90 years and older form an increasing proportion of the general population. Outcomes of their acute surgical admissions are not well documented. Methods and materials:  Surgical management of 49 consecutive nonagenarian admissions (median age: 92 years) with an acute abdomen was compared with the management and outcome of 50 younger patients (median age: 53.5) admitted with a suspected acute abdomen over the same period. Results:  Nonagenarian group consisted of mainly women (71% vs. 50%; p = 0.003). The use of laboratory investigations and imaging was similar for the patients aged over 90 and the younger patients, although proportionately fewer nonagenarians were investigated by abdominal CT scan (8% vs. 24%). Of the 49 nonagenarian patients admitted, only 4% (n = 2) were operated on. In contrast, 38% (n = 19) of patients aged 50-59 (p = 0.0001) underwent a surgical intervention. A much greater proportion of nonagenarians died in hospital than patients in the 50-59 comparator group (16% nonagenarians vs. 4% comparator patients; p = 0.04). The very large majority of survivors in both age groups were discharged back to their preadmission domicile [39 (95%) nonagenarians vs. 46 (96%) comparator 50-59 year group]. Conclusions:  In this study, when compared with younger patients, very few nonagenarian patients (2%) with a suspected acute abdomen benefited from surgical admission. Instead, the large majority of nonagenarians either died or were discharged back to their home address without surgery.

PMID: 20846205 [PubMed - as supplied by publisher]

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Tags: Int J Clin Pract

Usefulness of primary angioplasty in nonagenarians with acute myocardial infarction.

September 18th, 2010 · Start a Discussion

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Usefulness of primary angioplasty in nonagenarians with acute myocardial infarction.

Am J Cardiol. 2010 Sep 15;106(6):770-3

Authors: Danzi GB, Centola M, Pomidossi GA, Consonni D, De Matteis S, Stabile A, Sesana M, Anzuini A, Sganzerla P, Cortese B, Migliorini A, Antoniucci D

The optimal reperfusion strategy in very elderly patients with ST-segment elevation myocardial infarction is still a subject of debate. The aim of this multicenter study was to determine the medium-term outcomes of nonagenarians after primary percutaneous intervention for ST-segment elevation myocardial infarction. A systematic review of the databases of 7 Italian centers showed that these had performed 5,023 primary angioplasties over the previous 5 years, 100 of which (2%) involved patients >/=90 years old. Thirty-five subjects were in Killip class III or IV at time of presentation, 78 had multivessel coronary artery disease, and mean ejection fraction was 0.40 +/- 0.12%. In-hospital mortality was 19% and was significantly higher in patients with shock (58% vs 10%, p <0.001). Survival rate after 6 months was 68%: 16% in those with Killip class IV at admission and 81% in the remaining patients (p <0.001). Cox regression analysis identified 3 independent predictors of 6-month mortality: cardiogenic shock at presentation (hazard ratio [HR] 10.82, 95% confidence interval [CI] 4.51 to 25.93, p <0.001), Thrombolysis In Myocardial Infarction myocardial flow after percutaneous coronary intervention (HR 0.19, 95% CI 0.07 to 0.50, p = 0.001), and abciximab administration (HR 0.32, 95% CI 0.13 to 0.78, p = 0.01). In conclusion, the results of this multicenter study suggest that selected nonagenarians with acute myocardial infarction benefit from successful primary angioplasty. The treatment does not affect the poor prognosis of patients presenting with cardiogenic shock, but the administration of abciximab seems to have a positive effect on 6-month mortality.

PMID: 20816115 [PubMed - in process]

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Tags: Am J Cardiol

Adherance to protocol during the acute management of diabetic ketoacidosis: would specialist involvement lead to better outcomes?

September 18th, 2010 · Start a Discussion

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Adherance to protocol during the acute management of diabetic ketoacidosis: would specialist involvement lead to better outcomes?

Int J Clin Pract. 2010 Oct;64(11):1580-1582

Authors: Devalia B

Background:  Diabetic ketoacidosis (DKA) is a hyperglycaemic emergency associated with major morbidity and mortality. It has been shown that treating patients admitted with DKA using an integrated care pathway, or protocol, reduces time taken to initiate management thus optimising care. Early input from diabetes specialist services should also be sought. A new protocol for managing DKA was introduced in Sherwood Forest Trust in July 2008. Aims:  To assess whether the trust DKA protocol is being followed at Kingsmill and Newark District General Hospitals during acute management (first 4 h) of patients. Methods:  Retrospective case note review of all adult patients coded as DKA from July 2008 to February 2009. Results:  Seventy-eight percent of patients were correctly diagnosed according to protocol. Hundred percent of patients had IV access and correct blood tests within 1 h of admission. Eighty percent were given appropriate fluid resuscitation within the first hour. Seventy-two percent had correct insulin prescribed and 73% were on the correct sliding scale. Seventy-eight to ninety percent of patients had correct initial investigations ordered. However only 46% of patients requiring High Dependency Unit care were referred appropriately. Between hours 2 and 4 only 38% had repeat electrolytes checked and only 35-60% of patients had the correct fluid prescribed. Conclusions:  The findings indicated that there was awareness of the new DKA protocol. It was referred to and placed in clinical notes but not always followed. Management of patients with DKA within the first hour was compliant. However, subsequent fluid management and electrolyte monitoring was poor. It was found that using a protocol does help to standardise initial management of patients but further education is needed and referral criteria need clarifying. Access to 24-hour specialist services may also help to optimise management.

PMID: 20846206 [PubMed - as supplied by publisher]

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Tags: Int J Clin Pract

Automated drug dispensing system reduces medication errors in an intensive care setting.

September 18th, 2010 · Start a Discussion

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Automated drug dispensing system reduces medication errors in an intensive care setting.

Crit Care Med. 2010 Sep 9;

Authors: Chapuis C, Roustit M, Bal G, Schwebel C, Pansu P, David-Tchouda S, Foroni L, Calop J, Timsit JF, Allenet B, Bosson JL, Bedouch P

OBJECTIVES:: We aimed to assess the impact of an automated dispensing system on the incidence of medication errors related to picking, preparation, and administration of drugs in a medical intensive care unit. We also evaluated the clinical significance of such errors and user satisfaction. DESIGN:: Preintervention and postintervention study involving a control and an intervention medical intensive care unit. SETTING:: Two medical intensive care units in the same department of a 2,000-bed university hospital. PATIENTS:: Adult medical intensive care patients. INTERVENTIONS:: After a 2-month observation period, we implemented an automated dispensing system in one of the units (study unit) chosen randomly, with the other unit being the control. MEASUREMENTS AND MAIN RESULTS:: The overall error rate was expressed as a percentage of total opportunities for error. The severity of errors was classified according to National Coordinating Council for Medication Error Reporting and Prevention categories by an expert committee. User satisfaction was assessed through self-administered questionnaires completed by nurses. A total of 1,476 medications for 115 patients were observed. After automated dispensing system implementation, we observed a reduced percentage of total opportunities for error in the study compared to the control unit (13.5% and 18.6%, respectively; p < .05); however, no significant difference was observed before automated dispensing system implementation (20.4% and 19.3%, respectively; not significant). Before-and-after comparisons in the study unit also showed a significantly reduced percentage of total opportunities for error (20.4% and 13.5%; p < .01). An analysis of detailed opportunities for error showed a significant impact of the automated dispensing system in reducing preparation errors (p < .05). Most errors caused no harm (National Coordinating Council for Medication Error Reporting and Prevention category C). The automated dispensing system did not reduce errors causing harm. Finally, the mean for working conditions improved from 1.0 ± 0.8 to 2.5 ± 0.8 on the four-point Likert scale. CONCLUSIONS:: The implementation of an automated dispensing system reduced overall medication errors related to picking, preparation, and administration of drugs in the intensive care unit. Furthermore, most nurses favored the new drug dispensation organization.

PMID: 20838333 [PubMed - as supplied by publisher]

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Tags: Crit Care Med

FDA’s Recommendations on the Use of Long-Acting {beta}2 Agonists in the Management of Asthma (October).

September 18th, 2010 · Start a Discussion

FDA’s Recommendations on the Use of Long-Acting {beta}2 Agonists in the Management of Asthma (October).

Ann Pharmacother. 2010 Sep 14;

Authors: Robinson CA

The revised labeling for long-acting β2 agonists (LABAs) by the Food and Drug Administration (FDA) is controversial and in part is inconsistent with the 2007 National Asthma Education and Prevention Program asthma guidelines. Two large randomized controlled studies, the Serevent Nationwide Surveillance (SNS) study and the Salmeterol Multicenter Asthma Research Trial (SMART), and a 2008 meta-analysis conducted by the FDA were the main sources of information used to determine the label changes. A paucity of large, well-designed, controlled, prospective studies evaluating the asthma-related risks associated with LABAs makes it difficult to reach a consensus regarding how best to use LABAs in patients with asthma.

PMID: 20841520 [PubMed - as supplied by publisher]

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Tags: Ann Pharmacother

Skin and Soft-Tissue Infections Requiring Hospitalization at an Academic Medical Center: Opportunities for Antimicrobial Stewardship.

September 18th, 2010 · Start a Discussion

Skin and Soft-Tissue Infections Requiring Hospitalization at an Academic Medical Center: Opportunities for Antimicrobial Stewardship.

Clin Infect Dis. 2010 Sep 14;

Authors: Jenkins TC, Sabel AL, Sarcone EE, Price CS, Mehler PS, Burman WJ

Background.  Although complicated skin and soft-tissue infections (SSTIs) are among the most common infections requiring hospitalization, their clinical spectrum, management, and outcomes have not been well described. Methods.  We report a cohort of consecutive adult patients hospitalized for SSTI from 1 January through 31 December 2007 at an academic medical center. Cases meeting inclusion criteria were reviewed and classified as cellulitis, cutaneous abscess, or SSTI with additional complicating factors. Results.  In total, 322 patients were included; 66 (20%) had cellulitis, 103 (32%) had cutaneous abscess, and 153 (48%) had SSTI with additional complicating factors. Injection drug use, diabetes mellitus, and alcohol abuse were common comorbidities. Serum inflammatory markers were routinely measured and blood cultures and imaging studies were routinely performed in each group. Of 150 patients with a positive culture result for an abscess, deep tissue, or blood, Staphylococcus aureus or streptococci were identified in 145 (97%). Use of antibiotics with broad aerobic gram-negative activity (61%-80% of patients) or anaerobic activity (73%-83% of patients) was frequent in each group. The median duration of therapy for cellulitis, cutaneous abscess, and SSTI with additional complicating factors was 13 (interquartile range [IQR], 10-14), 13 (IQR, 10-16), and 14 (IQR, 11-17) days, respectively. Treatment failure, recurrence, or rehospitalization due to SSTI within 30 days occurred in 12.1%, 4.9%, and 9.2% of patients, respectively. Conclusions.  Hospitalizations for SSTI were common; more than half were due to cellulitis or cutaneous abscess. Frequent use of potentially unnecessary diagnostic studies, broad-spectrum antibiotic therapy, and prolonged treatment courses in these patients suggest targets for antimicrobial stewardship programs.

PMID: 20839951 [PubMed - as supplied by publisher]

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Tags: Clin Infect Dis

Stress Ulcer Prophylaxis: Reducing Non-Indicated Prescribing After Hospital Discharge(October).

September 18th, 2010 · Start a Discussion

Stress Ulcer Prophylaxis: Reducing Non-Indicated Prescribing After Hospital Discharge(October).

Ann Pharmacother. 2010 Sep 14;

Authors: Hatch JB, Schulz L, Fish JT

BACKGROUND: Gastric acid suppressant medications used as stress ulcer prophylaxis (SUP) in the intensive care unit (ICU) are often prescribed inappropriately after discharge. We present tools to reduce the use and cost of non-indicated SUP. OBJECTIVE: To reduce the non-indicated use of SUP after hospital discharge originally started in the ICU, using an education intervention and pharmacist-led medication reconciliation on patient care rounds and at hospital discharge. METHODS: In a retrospective medical record review using a historic control, 356 consecutively admitted patients to the medical/surgical ICU at the University of Wisconsin Hospital were assessed for the appropriate use of SUP at admission to the ICU, at transfer to a general care unit, and at hospital discharge. The education intervention involved teaching both the medical and pharmacist staff about indications for SUP using a memorandum and a pocket guide. Pharmacists also conducted medication reconciliation during daily patient care rounds and at discharge to justify medication use. The outcome of this study is the percentage of patients prescribed non-indicated gastric acid suppressants at hospital discharge. This outcome is compared to a previous study conducted at our hospital. RESULTS: Of 356 eligible patients, 308 (86.5%) received SUP while in the ICU. Thirty-nine (11%) were given continuing SUP after discharge from the hospital, of which 31 (8.7%) had no clear indication. This was a 64.3% reduction from the 24.4% found in the prior study (p < 0.0001). CONCLUSIONS: Educational materials that guide prescribing, pharmacist interaction on patient care rounds, and pharmacist-conducted medication reconciliation significantly reduced the prescribing of non-indicated gastric acid suppressant medications after hospital discharge.

PMID: 20841521 [PubMed - as supplied by publisher]

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Tags: Ann Pharmacother