scholarly journals MP08: Using administrative data to explore emergency department management of patients presenting with acute atrial fibrillation/flutter: Is Shock-First a more effective strategy than Drug-Shock?

CJEM ◽  
2020 ◽  
Vol 22 (S1) ◽  
pp. S45-S45
Author(s):  
B. Rowe ◽  
B. Bohlouli ◽  
C. Villa-Roel

Introduction: Atrial fibrillation and flutter (AFF) are the most common arrhythmias managed in the emergency department (ED). Equipoise in cardioversion strategies for patients with recent onset AFF contributes to observed practice variation. Using administrative data, the objective of this study was to explore the pattern of practice and the comparative effectiveness (outcomes and costs) between Shock-First and Drug-Shock approaches in AFF. Methods: Adult patients >17 years of age with AFF from one academic Canadian hospital ED were eligible. Using administrative data linkage among the National Ambulatory Care Record System, provincial practitioner claims data repository and a local hospital pharmacy database, patients who received treatment with procainamide and/or electrical cardioversion for AFF were identified. Outcomes including disposition, length of stay, revisit within 72 hours and 30-days, and ED costs were analyzed over a seven-year period. Categorical variables are reported as percentages. Continuous variables are reported as median and interquartile range (IQR). Univariate and multivariate logistic regression analyses were completed and reported as odds ratios (OR) and 95% confidence intervals (CI). Results: Overall, 5,372 patients were identified with AFF; the median age was 70 years and 55% were male. The majority of patients had chronic or secondary AFF; however, in 1687 (31%) cardioversion options were employed for presumed were recent onset AFF. A Shock-First strategy was most common (1379 {82%}); 308 (18%) received a Drug-Shock approach. Discharge time was 33 minutes (95% CI: 4–63) longer in the Drug-Shock approach compared to the Shock-First approach. Hospital admissions were higher (OR = 2.33; 95% CI: 1.68, 3.24) and revisits within 30-days were lower (OR = 0.74; 95% CI: 0.54, 0.95) in the Drug-Shock group. The Shock-First strategy demonstrated marginally higher costs (median = $106 CND; 95% CI: $68.89, $144.40) in adjusted analyses. Conclusion: In patients with acute AFF, when cardioversion was attempted, a Shock-First strategy was employed 80% of the time and resulted in shorter ED length of stay and lower hospitalization; however, higher costs and ED revisits within 30-days were observed. Many factors, including physician and/or patient preferences, influence ED decision-making in patients with AFF and understanding the factors influencing these decisions requires further attention.

2021 ◽  
Vol 39 (15_suppl) ◽  
pp. 12110-12110
Author(s):  
Christopher John Coyne ◽  
Ellen Kettler ◽  
Kelly Dong ◽  
James Killeen

12110 Background: Pain is common reason for patients with cancer to seek care in the emergency department (ED). Unfortunately, these patients frequently receive inadequate doses of pain medication, partially due to opioid reduction efforts in the ED, as well as opioid tolerance among those with chronic cancer pain. The purpose of this study was to investigate the effectiveness of an electronic medical record (EMR) based best practice advisory (BPA) at improving analgesic dosing for cancer patients in the ED. Methods: We performed a retrospective cohort study on cancer pain at two academic medical centers from 05/18/20 to 10/27/20. The BPA algorithm identified ED patients with cancer that were taking prescription opioids with a morphine equivalent daily dose (MEDD) of at least 100, as calculated by the EMR. If the ED provider ordered opioids for these patients, a BPA alert appeared with a recommended opioid dose based on the patient’s individual MEDD. This alert also included pre-set safety orders for O2 and end tidal CO2 monitoring as well as naloxone. We compared outcomes based on whether an ED provider accepted or cancelled the BPA recommendation. These outcomes included the change in opioid dose and ED disposition. Continuous variables were compared using the students t-test, while categorical variables were compared with the chi-squared test with an alpha of 0.05. Results: Our BPA identified 92 patients that met our criteria, representing 143 BPA alerts. The mean age was 52, 43.5% were female, 54.3% had metastatic disease, and 56.5% presented with a painful chief complaint. Of the ED providers that accepted the BPA, 57.5% increased their dose of opioid medication. BPA usage led to a 33.3% mean increase in medication dosage (p <.001). Patients that presented with a painful chief complaint, whose providers utilized the BPA were admitted at a rate of 60.5%, verses a 77.8% admission rate among those whose providers did not utilize the BPA (p <.01). No patients required an opioid reversal agent. Conclusions: Among cancer patients on chronic opioids presenting to the ED, use of an EMR-based BPA led to more appropriate opioid dosing without the need for opioid reversal agents, and was associated with an overall decrease in hospital admissions.


CJEM ◽  
2010 ◽  
Vol 12 (03) ◽  
pp. 181-191 ◽  
Author(s):  
Ian G. Stiell ◽  
Catherine M. Clement ◽  
Jeffrey J. Perry ◽  
Christian Vaillancourt ◽  
Cheryl Symington ◽  
...  

ABSTRACTObjective:There is no consensus on the optimal management of recent-onset episodes of atrial fibrillation or flutter. The approach to these conditions is particularly relevant in the current era of emergency department (ED) overcrowding. We sought to examine the effectiveness and safety of the Ottawa Aggressive Protocol to perform rapid cardioversion and discharge patients with these arrhythmias.Methods:This cohort study enrolled consecutive patient visits to an adult university hospital ED for recent-onset atrial fibrillation or flutter managed with the Ottawa Aggressive Protocol. The protocol includes intravenous chemical cardioversion, electrical cardioversion if necessary and discharge home from the ED.Results:A total of 660 patient visits were included, 95.2% involving atrial fibrillation and 4.9% involving atrial flutter. The mean age of patients enrolled was 64.5 years. In total, 96.8% were discharged home and, of those, 93.3% were in sinus rhythm. All patients were initially administered intravenous procaïnamide, with a 58.3% conversion rate. A total of 243 patients underwent subsequent electrical cardioversion with a 91.7% success rate. Adverse events occurred in 7.6% of cases: hypotension 6.7%, bradycardia 0.3% and 7-day relapse 8.6%. There were no cases of torsades de pointes, stroke or death. The median lengths of stay in the ED were as follows: 4.9 hours overall, 3.9 hours for those undergoing conversion with procaïnamide and 6.5 hours for those requiring electrical conversion.Conclusion:This is the largest study to date to evaluate the Ottawa Aggressive Protocol, a unique approach to cardioversion for ED patients with recent-onset episodes of atrial fibrillation and flutter. Our data demonstrate that the Ottawa Aggressive Protocol is effective, safe and rapid, and has the potential to significantly reduce hospital admissions and expedite ED care.


2021 ◽  
Vol 39 (15_suppl) ◽  
pp. e19016-e19016
Author(s):  
Shreya Gupta ◽  
Nirav Patil ◽  
Emily Steinhagen-Golbig ◽  
Benjamin Kent Tomlinson ◽  
Sharon Stein ◽  
...  

e19016 Background: Perianal infection is a rare and poorly understood complication of patients with acute myeloid/lymphocytic leukemia (AML/ALL). With the advancements in oncology, patients are living longer in an immunocompromised state and thus bearing the inherent problems such as infections that arise with it. Perianal infection and its management impacts patients' quality of life as well as interrupts their ongoing oncologic treatment. The optimal treatment strategy for perianal infections in this highly immunocompromised group remains unclear, as does the selection and outcomes of patients for operative intervention. The aim of this study is to identify patient characteristics associated with perianal infection and to delineate outcomes in patients that undergo operative intervention. Methods: The National Inpatient Sample (NIS) database was used to identify hospitalized patients with diagnoses of perianal abscess and AML/ALL between 2007 and 2015. Patient data were weighted to obtain national estimates. Demographics and clinical characteristics were compared between patients with and without perianal disease using Rao-Scott Chi-square test for categorical variables, and weighted simple linear regression for continuous variables. Characteristics and outcomes were compared between patients who underwent operative or non-operative management. Results: There were 12,626 (0.7%) patients with perianal disease among 1,782,778 AML/ALL patient admissions. Patients with perianal disease were more likely to be younger (43.9 (42.5 – 45.3) years, p < 0.001), male (67.4% vs 32.6%, p < 0.001) and white (65.8% vs 54.8%, p < 0.001). Length of stay (18.4 days vs 9 days, p < 0.001) and hospital cost ($54K vs $25K, p < 0.001) were higher in those with perianal disease, but there was no difference in in-hospital mortality (5.5% in those with perianal diseases vs 6.2% in those without, p = 0.150). Greater proportion of patients without perianal disease were discharged to hospice (12.6% patients without perianal disease vs 5.1% patients with perianal disease, p < 0.001). Receiving a surgical intervention did not improve outcomes with respect to in-hospital mortality (5.9% operative vs 5.4 non-operative, p = 0.596), length of stay (20.2 days vs 18.2 days, p = 0.582) or hospital cost ($67K vs $53K, p = 0.525). Conclusions: Perianal disease is a rare but distressing complication in AML/ALL patients associated with longer hospital stays and higher hospital costs. Operative intervention for perianal disease did not reduce rates of in-hospital mortality, length of stay or hospital cost but it does impact the probability of discharge to hospice. Non-operative and operative intervention both remain equivocal in changing the outcomes these patients. Further studies are required to examine these associations and determine best practices for treatment of this condition in this complex patient population.


Circulation ◽  
2015 ◽  
Vol 132 (suppl_3) ◽  
Author(s):  
Sean D Pokorney ◽  
Meena P Rao ◽  
Daniel M Wojdyla ◽  
Bernard J Gersh ◽  
Renato D Lopes ◽  
...  

Background: The package insert for apixaban recommends against its use for stroke prevention in patients with atrial fibrillation (AF) with prosthetic heart valves. There are no published data on the use of apixaban in patients with AF with bioprosthetic valves. This analysis provides preliminary exploratory data on the safety and efficacy of apixaban in these patients. Methods: The ARISTOTLE trial randomized patients with AF to apixaban versus warfarin, and patients with a history of bioprosthetic valve replacement were eligible for inclusion in the trial. In this secondary analysis, baseline characteristics of patients with bioprosthetic valves were compared between apixaban and warfarin patients using Wilcoxon tests for continuous variables and chi-square tests for categorical variables. Unadjusted endpoints were compared between randomized treatments using a Cox regression model. With data collection on these valve patients ongoing, this interim report represents 82 of 260 patients with a history of valve surgery from ARISTOTLE. Results: Among 82 patients with bioprosthetic valves, 41 patients each were in the apixaban and warfarin arms. The patients had a median age of 78 years (vs. 70 years in overall trial), 18% had prior stroke (vs. 19% in overall trial), and 41% had concomitant aspirin use (vs. 31% in overall trial). Other than a higher rate of hypertension in the warfarin arm (98% vs. 81%, p=0.03), there were no statistically significant differences in baseline characteristics between the two groups. There were few events in patients with bioprosthetic valves. There were 2 stroke events, and there were no statistically significant differences between the apixaban and warfarin groups for major bleeding, stroke/systemic embolism, all-cause death, or cardiovascular death (Table). Conclusions: Among the small number of patients in ARISTOTLE with bioprosthetic valves, there were few events with similar event rates in both the apixaban and warfarin groups.


CJEM ◽  
2020 ◽  
Vol 22 (S1) ◽  
pp. S81-S81
Author(s):  
R. Pinnell ◽  
P. Joo

Introduction: Delirium is a common emergency department (ED) presentation in elderly patients. Urinary tract infection (UTI) investigation and treatment are often initiated in delirious patients in the absence of specific urinary symptoms, despite a paucity of evidence to support this practice. The purpose of this study is to describe the prevalence of UTI investigation, diagnosis and treatment in delirious elderly patients in the ED. Methods: We performed a retrospective chart review of elderly patients presenting to the ED at The Ottawa Hospital between January 15-July 30, 2018 with a chief complaint of confusion or similar. Exclusion criteria were pre-existing and current UTI diagnosis, Glasgow Coma Scale <13, current indwelling catheter or nephrostomy tube, transfers between hospitals, and leaving without being seen. The primary outcome was the proportion of patients for whom urine tests (urinalysis or culture) or antibiotic treatment were ordered. Secondary outcomes were associations between patient characteristics, rates of UTI investigation, and patient outcomes. Descriptive values were reported as proportions with exact binomial confidence intervals for categorical variables and means with standard deviations for continuous variables. Comparisons were conducted with Fischer's exact test for categorical variables and t-tests for continuous variables. Results: After analysis of 1039 encounters with 961 distinct patients, 499 encounters were included. Urine tests were conducted in 324 patients (64.9% [60.6-69.1]) and antibiotics were prescribed to 176 (35.2% [31.1-39.6]). Overall 57 patients (11.4% [8.8-14.5]) were diagnosed with UTI, of which only 12 (21.1% [11.4-33.9]) had any specific urinary symptom. For those patients who had no urinary symptoms or other obvious indication for antibiotics (n = 342), 199 (58.2% [52.8-63.5]) received urine tests and 62 (18.1% [14.2-22.6]) received antibiotics. Patients who received urine tests were older (82.4 ± 8.8 vs. 78.3 ± 8.4 years, p < 0.001) but did not differ in sex distribution from those than those who did not. Additionally, patients who received antibiotics were more likely to be admitted (OR = 2.6 [1.48-4.73]) and had higher mortality at 30 days (OR = 4.2 [1.35-12.91]) and 6 months (OR = 3.2 [1.33-7.84]) than those who did not. Conclusion: Delirious patient without urinary symptoms in the ED were frequently investigated and treated for UTI despite a lack of evidence regarding whether this practice is beneficial.


2018 ◽  
Vol 42 (5) ◽  
pp. 542 ◽  
Author(s):  
Sharon Lawn ◽  
Sara Zabeen ◽  
David Smith ◽  
Ellen Wilson ◽  
Cathie Miller ◽  
...  

Objective The study aimed to determine the impact of the Flinders Chronic Condition Management Program for chronic condition self-management care planning and how to improve its use with Bendigo Health’s Hospital Admission Risk Program (HARP). Methods A retrospective analysis of hospital admission data collected by Bendigo Health from July 2012 to September 2013 was undertaken. Length of stay during admission and total contacts post-discharge by hospital staff for 253 patients with 644 admissions were considered as outcome variables. For statistical modelling we used the generalised linear model. Results The combination of the HARP and Flinders Program was able to achieve significant reductions in hospital admissions and non-significant reduction in emergency department presentations and length of stay. The generalised linear model predicted that vulnerable patient groups such as those with heart disease (P = 0.037) and complex needs (P < 0.001) received more post-discharge contacts by HARP staff than those suffering from diabetes, renal conditions and psychosocial needs when they lived alone. Similarly, respiratory (P < 0.001), heart disease (P = 0.015) and complex needs (P = 0.050) patients had more contacts, with an increased number of episodes than those suffering from diabetes, renal conditions and psychosocial needs. Conclusion The Flinders Program appeared to have significant positive impacts on HARP patients that could be more effective if high-risk groups, such as respiratory patients with no carers and respiratory and heart disease patients aged 0–65, had received more targeted care. What is known about the topic? Chronic conditions are common causes of premature death and disability in Australia. Besides mental and physical impacts at the individual level, chronic conditions are strongly linked to high costs and health service utilisation. Hospital avoidance programs such as HARP can better manage chronic conditions through a greater focus on coordination and integration of care across primary care and hospital systems. In support of HARP, self-management interventions such as the Flinders Program aim to help individuals better manage their medical treatment and cope with the impact of the condition on their physical and mental wellbeing and thus reduce health services utilisation. What does this paper add? This paper sheds light on which patients might be more or less likely to benefit from the combination of the HARP and Flinders Program, with regard to their impact on reductions in hospital admissions, emergency department presentations and length of stay. This study also sheds light on how the Flinders Program could be better targeted towards and implemented among high-need and high-cost patients to lessen chronic disease burden on Australia’s health system. What are the implications for practitioners? Programs targeting vulnerable populations and applying evidence-based chronic condition management and self-management support achieve significant reductions in potentially avoidable hospitalisation and emergency department presentation rates, though sex, type of chronic condition and living situation appear to matter. Benefits might also accrue from the combination of contextual factors (such as the Flinders Program, supportive service management, clinical champions in the team) that work synergistically.


CJEM ◽  
2020 ◽  
Vol 22 (S1) ◽  
pp. S60-S61
Author(s):  
K. Zhou ◽  
D. Junqueira ◽  
S. Couperthwaite ◽  
J. Meyer ◽  
B. Rowe

Introduction: Inhaled toxins from tobacco smoking, cannabis leaf smoking as well as vaping/e-cigarette products use are known causes of cardio-respiratory injury. While tobacco smoking has decreased among Canadian adults, there are now several other forms of legal inhalant products. While legal, the evidence of benefit and safety of vaping is limited. Of concern, cases of e-cigarette or vaping products use associated lung injury (EVALI) have been accumulating in the U.S. and now in Canada. Despite this, very little is known about the inhalation exposure of emergency department (ED) patients; this study was designed to explore lung health in the ED. Methods: We investigated the prevalence of exposure to vaping, tobacco and cannabis among patients presenting to a Canadian ED from July to November 2019. Ambulatory (CTAS 2 to 5), stable, adult (≥ 17 years) patients were prospectively identified and invited to complete a survey addressing factors related to lung health (previous diagnosis of respiratory conditions and respiratory symptoms at the ED presentation) and information on current exposure to vaping, tobacco and cannabis smoking. Categorical variables are reported as frequencies and percentages; continuous variables are reported as medians with interquartile range (IQR). The study was approved by the Health Research Ethics Board. Results: Overall, 1024 (71%) of 1433 eligible patients completed the survey. The median age was 43.5 (IQR: 29, 60), and 51% were female. A total of 351 (31%) participants reported having been previously diagnosed with ≥1 respiratory conditions, and 177 (17%) were visiting the ED as a result of ≥1 respiratory symptoms (e.g., cough, shortness of breath, wheezing). Daily tobacco smoking was reported by 190 (19%), and 83 (8%) reported using vaping/e-cigarette products. Cannabis use within 30 days was described by 80 (15%) respondents. Exposure to tobacco and vaping products was reported by 39 (4%) participants, 63 (6%) reported using tobacco in combination with cannabis smoking, and 3% reported combining vaping and cannabis use. Conclusion: Patients seeking care in the ED are exposed to a large quantity of inhaled toxins. Vaping products, considered the cause of the most recent epidemic of severe lung injury, are used in isolation and in combination with other smoking products in Canada. These exposures should be documented and may increase the risk of lung health injuries and exacerbations of chronic respiratory conditions.


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