Abstract 18: Trends in Median CPR Duration Over Time in Patients With and Without Return of Spontaneous Circulation

Circulation ◽  
2019 ◽  
Vol 140 (Suppl_2) ◽  
Author(s):  
Katherine M Berg ◽  
Michael Donnino ◽  
Ari Moskowitz ◽  
Mathias J Holmberg ◽  
Sebastian Wiberg ◽  
...  

Introduction: Survival after in-hospital cardiac arrest (IHCA) is increasing. In the Get-With-The-Guidelines-Resuscitation (GWTG-R) registry, longer median CPR duration in patients not achieving ROSC is associated with higher survival rates at the hospital level. We analyzed trends over time in median CPR duration by hospital in patients who achieved ROSC and those who did not, and stratified this analysis by age, gender and race. Methods: We included adult IHCA cases in GWTG-R from 2001-2017, excluding data from a given hospital and year if fewer than 5 eligible arrests were recorded. A nonparametric test for trend was done to evaluate median CPR duration over time in those with and without ROSC, in all patients and in groups stratified by age (<60, 61-80 and >80 years), gender, and race (white and black). Linear regression was done to evaluate the amount of change per year. Association with survival was tested using Pearsons correlation. Results: Of 359,107 IHCA events, 31,189 were excluded, leaving 327,918 for analysis. Over time, there was a significant increase in median CPR duration in patients who did not achieve ROSC, and a decrease in those who did attain ROSC.(Fig.) These trends persisted when stratified by gender, race and age. Each year was associated with a decrease in median CPR duration of 0.37 min (95% CI -0.41 to -0.33 min) in those with ROSC and an increase of 0.29 min (95% CI 0.25 to 0.33 min) in those without. There was a small but significant correlation between median CPR duration in those without ROSC and adjusted survival by hospital over time (r=0.224, p<0.0001). Conclusions: In the GWTG-R registry, median duration of CPR is decreasing over time in patients achieving ROSC, but increasing in those not achieving ROSC. The increasing trend in CPR duration in those without ROSC correlates positively with the trend in survival. Whether the increase in median CPR duration in those without ROSC is contributing causally to improvements in survival warrants further study.

Circulation ◽  
2019 ◽  
Vol 140 (Suppl_2) ◽  
Author(s):  
Sebastian Wiberg ◽  
Mathias J Holmberg ◽  
Michael Donnino ◽  
Jesper Kjaergaard ◽  
Christian Hassager ◽  
...  

Background: While survival after in-hospital cardiac arrest (IHCA) has improved in recent years, it remains unknown whether this trend primarily applies to younger IHCA victims or extends to older patients as well. The aim of this study was to assess trends in survival to hospital discharge after adult IHCA across age groups from 2000 to 2016. Methods: This is an observational study of IHCA patients included in the Get With The Guidelines®-Resuscitation registry between January 2000 and December 2016. The primary outcome was survival to hospital discharge, while secondary outcomes included rates of return of spontaneous circulation (ROSC) and neurological outcome at discharge. Patients were stratified into five age groups: < 50 years, 50-59 years, 60-69 years, 70-79 years, and ≥80 years. Generalized linear regression was used to obtain absolute survival rates over time. Analyses of interaction were included to assess differences in survival trends between age groups. Results: A total of 234,767 IHCA patients were included for the analyses. The absolute increase in survival per calendar year was 0.8% (95%CI 0.7 - 1.0%, p < 0.001) for patients younger than 50 years, 0.6% (95%CI 0.4 - 0.7%, p < 0.001) for patients between 50 and 59 years, 0.5% (95%CI 0.4 - 0.6%, p < 0.001) for patients between 60 and 69 years, 0.5% (95%CI 0.4 - 0.6%, p < 0.001) for patients between 70 and 79 years, and 0.5% (95%CI 0.4 - 0.6%, p < 0.001) for patients older than 80 years. Further, a significant increase in both rates of ROSC and survival with a good neurological outcome was seen for all age groups. In both unadjusted and adjusted analyses of survival, we observed a significant interaction between calendar year and age group ( p < 0.001), indicating that the rate of improvement in survival over time was significantly different between age groups. Conclusions: For patients with IHCA, survival to discharge, ROSC, and survival to discharge with a good neurological outcome have improved significantly from 2000 to 2016 for all age groups.


Author(s):  
Kathie Thomas ◽  
Renaud Gueret ◽  
Art Miller ◽  
Gary Myers

Background and Objectives: In-hospital cardiac arrest can be challenging. The frequency of events outside of critical care units is typically low which makes it a stressful event for staff. According to the HEROIC study, there were 209,000 in-hospital cardiac arrests in the United States in 2016. Only 24.9% survived. Get With the Guidelines-Resuscitation is a quality improvement tool for hospitals to measure and evaluate their in-house codes and resuscitation rates. It may be assumed that survival rates are better at larger hospitals. The objective of this study was to examine the association between in-hospital cardiac arrest rates based on the bed size of a hospital. Methods: By using number of beds as a comparison and data from Get With the Guidelines-Resuscitation we sampled 46 hospitals in the eleven-state AHA Midwest Affiliate, (IL, IN, IA, KS, MI, MN, MO, NE, ND, SD, WI), comparing survival to discharge from cardiac arrest, with and without shockable rhythms from January 1, 2013-December 31, 2016. All patients are included in a risk adjusted formula that resides within Get With the Guidelines-Resuscitation. Results: In our comparison, we included hospitals with licensed and/or staffed beds of <100, 100-199, 200-299, 300-399 and 400 or more beds. Our data showed that higher sustained return of spontaneous circulation rates with survival to discharge are not dictated by the size of a hospital. In fact, in all 4 years shown, successful resuscitation rates were higher at hospitals with fewer beds verses larger facilities. Conclusions: Survival to discharge from in-hospital cardiac arrest is not dependent on hospital bed size. It is important that hospitals collect and analyze data regarding in-hospital cardiac arrests to improve survival rates beyond the 24.9% identified in the HEROIC study. A further examination looking at discharge destinations with CPC scores should be considered for a future study.


2017 ◽  
Vol 13 (10) ◽  
pp. e821-e830 ◽  
Author(s):  
Jeffrey T. Bruckel ◽  
Sandra L. Wong ◽  
Paul S. Chan ◽  
Steven M. Bradley ◽  
Brahmajee K. Nallamothu

Purpose: Little is known regarding patterns of resuscitation care in patients with advanced cancer who suffer in-hospital cardiac arrest (IHCA). Methods: In the Get With The Guidelines – Resuscitation registry, 47,157 adults with IHCA with and without advanced cancer (defined as the presence of metastatic or hematologic malignancy) were identified at 369 hospitals from April 2006 through June 2010. We compared rates of return of spontaneous circulation (ROSC) and survival to discharge between groups using multivariable models. We also compared duration of resuscitation effort and resuscitation quality measures. Results: Overall, 6,585 patients with IHCA (14.0%) had advanced cancer. Patients with advanced cancer had lower multivariable-adjusted rates of ROSC (52.3% [95% CI, 49.5% to 55.3%] v 56.6% [95% CI, 53.8% to 59.5%]; P < .001) and survival to discharge (7.4% [95% CI, 6.6% to 8.4%] v 13.4% [95% CI, 12.1% to 14.8%]; P < .001). Among nonsurvivors who died during resuscitation, patients with advanced cancer had better performance on most resuscitation quality measures. Among patients with ROSC, patients with advanced cancer were made Do Not Attempt Resuscitation (DNAR) more frequently within 48 hours (adjusted relative risk, 1.30 [95% CI, 1.24 to 1.37]; P < .001). Adjustment for DNAR status explained some of the immediate effect of advanced cancer on survival; however, survival remained significantly lower in patients with cancer. Conclusion: Patients with advanced cancer can expect lower survival rates after IHCA compared with those without advanced cancer, and they are more frequently made DNAR within 48 hours of ROSC. These findings have important implications for discussions of resuscitation care wishes with patients and can better inform end-of-life discussions.


Circulation ◽  
2007 ◽  
Vol 116 (suppl_16) ◽  
Author(s):  
Lynn J White ◽  
Sarah A Cantrell ◽  
Robert Cronin ◽  
Shawn Koser ◽  
David Keseg ◽  
...  

Introduction Long pauses without chest compressions (CC) have been identified in CPR provided by EMS professionals for out-of-hospital cardiac arrest (OOHCA). The 2005 AHA ECC CPR guidelines emphasize CC. The 2005 AHA Basic Life Support (BLS) for Healthcare Professionals (HCP) course introduced a training method with more CPR skills practice during the DVD based course. The purpose of this before/after study was to determine whether CC rates increased after introduction of the 2005 course. Methods This urban EMS system has 400 cardiac etiology OOHCA events annually. A convenience sample of 49 continuous electronic ECG recordings of VF patients was analyzed with the impedance channel of the LIFEPAK 12 (Physio-Control, Redmond WA) and proprietary software. A trained researcher verified the automated analysis. Each CC during the resuscitation attempt and pauses in CC before and after the first defibrillation shock were noted. The time of return of spontaneous circulation (ROSC) was determined by medical record review and onset of regular electrical activity without CC. Medical records were reviewed for outcome to hospital discharge. The EMS patient care protocol for VF was changed on July 1, 2006 to comply with the 2005 AHA ECC guidelines. Cases were grouped by the OOHCA date: 9/2004 to 12/31/2006 (pre) and 7/1/2006 to 4/21/2007 (post). EMS personnel began taking the 2005 BLS for HCP course during spring 2006. Monthly courses over 3 years will recertify 1500 personnel. Results 29 cases were analyzed from the pre group and 20 from the post group. Compressions per minute increased from a mean (±SD) of 47 ± 16 pre to 75 ± 33 post (P < 0.01). The mean count of shocks given per victim decreased from 4.5 ± 4.0 pre to 2.8 ± 1.8 post (P < 0.04). The CC pause before the first shock was unchanged (23.6 ± 18.4 seconds to 22.1 ± 17.9). but the CC pause following that shock decreased significantly from 48.7 ± 63.2 to 11.8 ± 22.5 (p=0.008). Rates of ROSC (55% pre, 50% post) and survival to discharge (15% pre, 13% post) were similar. Conclusion Following introduction of the 2005 BLS for HCP course and the EMS protocol change, the quality of CPR delivered to victims of OOHCA improved significantly compared with pre-2006 CPR. The sample size was too small to detect differences in survival rates.


Author(s):  
Kathie Thomas ◽  
Art Miller ◽  
Greg Poe

Background and Objectives: It is estimated that over 200,000 adults experience in-hospital cardiac arrest each year. Overall survival to discharge has remained relatively unchanged for decades and survival rates remain at about 20% (Elenbach et al., 2009). Get With The Guidelines-Resuscitation (GWTG-R) is an in-hospital quality improvement program designed to improve adherence to evidence-based care of patients who experience an in-hospital resuscitation event. GWTG-R focuses on four achievement measures. The measures for adult patients include time to first chest compression of less than or equal to one minute, device confirmation of correct endotracheal tube placement, patients with pulseless VF/VT as the initial documented rhythm with a time to first shock of less than or equal to two minutes, and events in which patients were monitored or witnessed at the time of cardiac arrest. The objective of this abstract is to examine the association between hospital adherence to GWTG-R and in-hospital cardiac arrest survival rates. Methods: A retrospective review of adult in-hospital cardiopulmonary arrest (CPA) patients (n=1849) from 21 Michigan, Illinois, and Indiana hospitals using the GWTG-R database was conducted from January 2014 through December 2014. This study included adult CPA patients that did and did not survive to discharge. Results: The review found that hospitals that had attained 84.6% or higher thresholds in all four achievement measures for at least one year, which is award recognition status, had a significantly improved in-hospital CPA survival to discharge rate of 29.6%. Hospitals that did not obtain award status had a CPA survival to discharge rate of 24.3%. The national survival rate for in-hospital adult CPA survival to discharge is 20%. Hospitals that did not achieve award recognition status still demonstrated improvement in survival rate when compared to the national survival rate, indicating the importance of a quality improvement program such as GWTG-R. No significant difference was found between in-hospital adult CPA survival rate and race between GWTG-R award winning and non-award winning hospitals. Hospitals that earned award recognition from GWTG-R had a survival to discharge rate of 30.2% for African Americans and 29.6% for whites. Hospitals that were did not earn award recognition from GWTG-R had a survival to discharge rate of 20.0% for African Americans and 20.1% for whites. Conclusions: Survival of in-hospital adult CPA patients improved significantly when GWTG-R measures are adhered to. Survival of in-hospital adult CPA patients also improves with implementation of GWTG-R. It is crucial that hospitals collect and analyze data regarding resuscitation processes and outcomes. Quality improvement measures can then be implemented in order to assist with improving in-hospital CPA survival rates.


Circulation ◽  
2015 ◽  
Vol 132 (suppl_3) ◽  
Author(s):  
Michael J Jacobs ◽  
Leo S Derevin ◽  
Sue Duval ◽  
James E Pointer ◽  
Karl A Sporer

Introduction: Survival rates with favorable neurologic function after out-of-hospital cardiac arrest (OHCA) have remained low for decades. Hypothesis: Use of therapies focused on better perfusion during CPR using mechanical adjuncts and protective post-resuscitation care would improve survival and neurologic outcomes after OHCA compared to conventional CPR and care. Methods: OHCA outcomes in Alameda County, CA, USA, population 1.5 million, from December 2009-2011 when there was incomplete availability and use of impedance threshold device [ITD], mechanical CPR [MCPR], and hospital therapeutic hypothermia [HTH], were compared to 2012 when all were available and more widely used. Return of Spontaneous Circulation (ROSC), survival and Cerebral Performance Category (CPC) scores were compared using univariate and multivariable analyses. Results: Of the 3008 non-traumatic OHCAs who received CPR during the study period, >95% of survival outcome data were available. From 2009-11 to 2012, there was an increase in ROSC from 28.6% to 34.1% (p=0.002; OR=1.28; CI=1.09, 1.51) and a non-significant increase in hospital discharge from 10.5% to 12.3% (p=0.14; OR=1.17; CI=0.92, 1.49). There was, however, an 80% increase in survival with favorable neurological function between the two periods, as determined by CPC≤2, from 4.4% to 7.9% (p<0.001; unadjusted OR=1.85; CI=1.35, 2.54). After adjusting for witnessed arrest, bystander CPR, initial rhythm (VT/VF vs. others), placement of an advanced airway, EMS response time, and age, the adjusted OR was 1.60 (1.11, 2.31; p=0.012). Using a stepwise regression model, the most important independent positive predictors of CPC≤2 were 2012 (p=0.019), witnessed (p<0.001), initial rhythm VT/VF (p<0.001), and advanced airway (inverse association p<0.001). Additional analyses of the three therapies, separately and in combination, demonstrated that for all patients admitted to the hospital, ITD use with HTH had the most impact on survival to discharge with CPC≤2 of 24%. Conclusions: Therapies (ITD, MCPR, HTH) developed to enhance circulation during CPR and cerebral recovery after ROSC, significantly improved survival with favorable neurological function by 80% following OHCA.


2019 ◽  
Vol 47 (2) ◽  
pp. 194-200 ◽  
Author(s):  
Ari Moskowitz ◽  
Catherine E. Ross ◽  
Lars W. Andersen ◽  
Anne V. Grossestreuer ◽  
Katherine M. Berg ◽  
...  

Author(s):  
Abdul H. Qazi ◽  
Paul S. Chan ◽  
Yunshu Zhou ◽  
Mary Vaughan-Sarrazin ◽  
Saket Girotra ◽  
...  

Background: A hospital’s risk-standardized survival rate (RSSR) for in-hospital cardiac arrest has emerged as an important metric to benchmark and incentivize hospital resuscitation quality. We examined whether hospital performance on the RSSR metric was stable or dynamic year-over-year and whether low-performing hospitals were able to improve survival outcomes over time. Methods and Results: We used data from 84 089 adult patients with an in-hospital cardiac arrest from 166 hospitals with continuous participation in Get With The Guidelines–Resuscitation from 2012 to 2017. A 2-level hierarchical regression model was used to compute RSSRs during a baseline (2012–2013) and two follow-up periods (2014–2015 and 2016–2017). At baseline, hospitals were classified as top-, middle-, and bottom-performing if they ranked in the top 25%, middle 50%, and bottom 25%, respectively, on their RSSR metric during 2012 to 2013. We compared hospital performance on RSSR during follow-up between top, middle, and bottom-performing hospitals’ at baseline. During 2012 to 2013, 42 hospitals were identified as top-performing (median RSSR, 31.7%), 82 as middle-performing (median RSSR, 24.6%), and 42 as bottom-performing (median RSSR, 18.7%). During both follow-up periods, >70% of top-performing hospitals ranked in the top 50%, a substantial proportion remained in the top 25% of RSSR during 2014 to 2015 (54.6%) and 2016 to 2017 (40.4%) follow-up periods. Likewise, nearly 75% of bottom-performing hospitals remained in the bottom 50% during both follow-up periods, with 50.0% in the bottom 25% of RSSR during 2014 to 2015 and 40.5% in the bottom 25% during 2016 to 2017. While percentile rankings were generally consistent over time at ≈45% of study hospitals, ≈1 in 5 (21.4%) bottom-performing hospitals showed large improvement in percentile rankings over time and a similar proportion (23.7%) of top-performing hospitals showed large decline in percentile rankings compared with baseline. Conclusions: Hospital performance on RSSR during baseline period was generally consistent over 4 years of follow-up. However, 1 in 5 bottom-performing hospitals had large improvement in survival over time. Identifying care and quality improvement innovations at these sites may provide opportunities to improve in-hospital cardiac arrest care at other hospitals.


2005 ◽  
Vol 44 (4) ◽  
pp. 805-826 ◽  
Author(s):  
Richard J. Long

This paper reports the results of a large-scale Canadian survey of nine types of workplace innovation — profit sharing, gain sharing, pay for knowledge, job sharing, job enrichment, semi-autonomous work groups, quality circles, labour management committees, and 'other' joint problem solving groups. The paper assesses the incidence ofeach type, patterns of implementation, survival rates, and trends over time.


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