18 de 0ctubre de 2010 www.elsuapdetodos.com1436 J. Soar et al. / <strong>Resuscitation</strong> 81 (2010) 1434–1444The use of AEDs by individuals without prior <strong>for</strong>mal trainingcan be beneficial and may be life saving. 45,56–60 Per<strong>for</strong>mance in theuse of an AED (e.g., speed of use, correct pad placement) can befurther improved with brief training of laypeople and healthcareprofessionals. 45,50,61,62Duration and frequency of instructor-led basic life supportand AED training courses• Good quality chest compressions including adherence to rate,depth, full recoil and minimizing hands-off time, and ventilationusing basic skills (e.g., pocket mask, bag mask).• Defibrillation including charging during compressions <strong>for</strong> manualdefibrillation.• Advanced life support algorithms.• Non-technical skills (e.g., leadership and team training, communication).The optimal duration of instructor-led basic life support andAED training courses has not been determined and is likely tovary according to the characteristics of the participants (e.g., layor healthcare; previous training; age), the curriculum, the ratio ofinstructors to participants, the amount of hands-on training andthe use of end of course assessments.Most studies show that <strong>CPR</strong> skills such as calling <strong>for</strong> help, chestcompressions and ventilations decay within three to six monthsafter initial training. 43,46,63–68 AED skills are retained <strong>for</strong> longer thanbasic life support skills alone. 59,64,69<strong>CPR</strong> per<strong>for</strong>mance can be retained or improved with reevaluationand, if required, a brief refresher, or retraining after aslittle as three to six months. 64,70–73Use of <strong>CPR</strong> prompt/feedback devicesThe use of <strong>CPR</strong> prompt/feedback devices may be consideredduring <strong>CPR</strong> training <strong>for</strong> laypeople and healthcare professionals. 35Devices can be prompting (i.e., signal to per<strong>for</strong>m an action e.g.,metronome <strong>for</strong> compression rate or voice feedback), give feedback(i.e., after event in<strong>for</strong>mation based on effect of an actionsuch as visual display of compression depth), or a combination ofprompts and feedback. Training using a prompt/feedback devicecan improve <strong>CPR</strong> skill per<strong>for</strong>mance, acquisition and retention. Inthese studies acquisition and retention was measured by testingon a manikin without using the device. 63,74–78 Instructors and rescuersshould be made aware that a compressible support surface(e.g., mattress) can cause a prompt/feedback device to overestimatedepth of compression. 79,80Advanced level trainingAdvanced level training curriculumAdvanced level training is usually <strong>for</strong> healthcare providers. Curriculashould be tailored to match individual learning needs, patientcase mix and the individual’s role within the healthcare systemsresponse to cardiac arrest. There is limited evidence about specificinterventions that enhance learning and retention from advancedlevel life support courses. The ERC Advanced Life Support (ALS)course following <strong>Guidelines</strong> 2005 has been shown to reduce “noflow”fraction but not other elements of quality of <strong>CPR</strong> per<strong>for</strong>mancein cardiac arrest simulations. 81 Increased clinical experience oflearners seems to improve long-term retention of knowledge andskills. 82,83Studies of advanced life support in actual or simulatedin-hospital arrests, 84–94 show improved resuscitation team per<strong>for</strong>mancewhen specific team and, or leadership training is addedto advanced level courses. Team training and rhythm recognitionskills will be essential to minimize hands-off time when using the2010 manual defibrillation strategy that includes charging duringchest compressions. 95,96Core elements <strong>for</strong> advanced life support curricula shouldinclude:• Cardiac arrest prevention. 97,98Extended training may cover advanced airway management,management of peri-arrest arrhythmias; resuscitation inspecial circumstances, vascular access, cardiac arrest drugs, postresuscitationcare and ethics.Advanced level training methodsPre-course trainingA variety of methods (such as reading manuals, pretests ande-learning can be used to prepare candidates be<strong>for</strong>e attending alife support course. 99–107 A recent large randomized controlledstudy of use of a commercially available e-learning simulationprogramme be<strong>for</strong>e attending an advanced life support course comparedwith standard preparation with a course manual showedno improvement in cognitive or psychomotor skills during cardiacarrest simulation testing. 107,108There are numerous studies of alternative teaching methodsthat claim equivalence or benefit <strong>for</strong> computer or videobasedtraining and decrease the time instructors spend withlearners. 100,101,106,109–123 Any method of pre-course preparationthat is aimed at improving knowledge and skills orreducing instructor to learner face-to-face time should be <strong>for</strong>mallyassessed to ensure equivalent or improved learningoutcomes compared with standard instructor-led courses. Alarge multicentre randomised controlled trial to test if a 1-dayface-to-face ALS course supplemented by e-learning materialis equivalent to the 2-day face-to-face standard ALS coursewith respect to the course learning outcomes is ongoing[ISRCTN86380392].Simulation and realistic training techniquesSimulation training is an essential part of resuscitation training.There is large variation in how simulation can be and is used<strong>for</strong> resuscitation training. 124 The lack of consistent definitions (e.g.,high vs. low fidelity simulation) makes comparisons of studies ofdifferent types of simulation training difficult.Simulation training has fairly consistently, 33,125–136 althoughnot universally 137–143 been shown to improve knowledge and skillper<strong>for</strong>mance on manikins. Evidence of change in real life per<strong>for</strong>manceis more limited. A small number of be<strong>for</strong>e and after studiesexamining the effects of resuscitation training (including simulation)on real life per<strong>for</strong>mance have documented improvement inactual patient outcomes. 144–148 These studies are limited by theirinability to separate the effect of simulation training from othereducational and temporal factors. One randomised controlled trialand a prospective case control study which allocated participantsto simulator or standard resuscitation training showed improvedreal life per<strong>for</strong>mance of those skills. 127,149There are conflicting data on the effect of increasingrealism (e.g., use of actual resuscitation settings, highfidelity manikins) on learning, and few data on patientoutcomes. 125,128,133,135,137,138,140,141,150–154 One study reported asignificant increase in knowledge when using manikins or livepatient models <strong>for</strong> trauma teaching compared with no manikinsor live models. 153 In this study there was no difference in knowl-www.elsuapdetodos.com
edge acquisition between using manikins or live patient models,although learners preferred using the manikins.There is insufficient evidence <strong>for</strong> or against the use of morerealistic techniques (e.g., high-fidelity manikins, in situ training)to improve outcomes (e.g., skills per<strong>for</strong>mance on manikins, skillsper<strong>for</strong>mance in real arrests, willingness to per<strong>for</strong>m) when comparedwith standard training (e.g., low fidelity manikins, educationcentre) in basic and advanced life support. The incremental costeffectiveness of higher fidelity simulators should be determined. 141Future studies should focus on measuring the effect of traininginterventions (including simulation) on patient and real life processfocused outcomes. Chart note review, 155 quality assurancestudies 149 and quality of <strong>CPR</strong> monitoring technology 89,156 haveconfirmed the feasibility of this approach.Advanced life support training intervalsKnowledge and skill retention declines rapidly after initialresuscitation training. Refresher training is invariably required tomaintain knowledge and skills; however, the optimal frequency<strong>for</strong> refresher training is unclear. Most studies show that ALSskills and knowledge decayed when tested at three to six monthsafter training, 65,157–164 two studies suggested seven to twelvemonths, 165,166 and one study eighteen months. 167Assessment on advanced level coursesThe best method of assessment during courses is unknown.Written tests in ALS courses do not reliably predictor practical skillper<strong>for</strong>mance and should not be used as a substitute <strong>for</strong> demonstrationof clinical skill per<strong>for</strong>mance. 168–171 Assessment at the end oftraining does seem to have a beneficial effect on per<strong>for</strong>mance andretention and should be considered. 172,173Alternative strategies that may improve advanced life supportper<strong>for</strong>manceUse of checklists and cognitive aidsCognitive aids such as checklists may be used to improve adherenceto guidelines as long as they do not cause delays in starting<strong>CPR</strong> and the correct checklist is used. 174–186 Checklists should betested in simulated resuscitations be<strong>for</strong>e implementation. 84–94Mock codesMock cardiac arrest codes and drills provide the opportunityto test the individual and system responses to cardiacarrest. Mock codes can improve advanced life support providerknowledge, 187 skill per<strong>for</strong>mance, 188 confidence, 189 familiaritywith the environment 190 and identify common system and usererrors. 191,192Team briefings and debriefingsBriefings and debriefings should be used during both learningand actual clinical activities.Successful teams such as sports teams meet be<strong>for</strong>e and afterevents. Surveys in the UK 193,194 and Canada 90 show that resuscitationteams rarely have <strong>for</strong>mal briefings and debriefings. Debriefingsand feedback are two separate but related entities in that various<strong>for</strong>ms of feedback are components of debriefing. Debriefing tendsto be face-to-face and involves both parties engaging in discussion.Feedback tends to provide in<strong>for</strong>mation about prior events and canuse several methods (video recordings, defibrillator downloads ortrained observer feedback). Debriefing appears to be an effectivemethod <strong>for</strong> improving resuscitation per<strong>for</strong>mance and, potentially,patient outcomes as long as objective data <strong>for</strong>ms the basis <strong>for</strong> the18 de 0ctubre de 2010 www.elsuapdetodos.comJ. Soar et al. / <strong>Resuscitation</strong> 81 (2010) 1434–1444 1437discussion. 87,89,127,129,149,187,195–205 The ideal <strong>for</strong>mat <strong>for</strong> debriefingremains to be determined.<strong>European</strong> <strong>Resuscitation</strong> <strong>Council</strong> resuscitation coursesThe ERC has a portfolio of training courses that aim to equiplearners with the ability to undertake resuscitation in a real clinicalsituation at the level that they would be expected to per<strong>for</strong>m – bethey laypeople, first responders in the community or the hospital,or a healthcare professional working <strong>for</strong> an EMS, on a general ward,in an acute area, or as a member of a resuscitation team.ERC courses focus on teaching in small groups using interactivediscussion and hands-on practice <strong>for</strong> skills and clinical simulationsusing resuscitation manikins. 6,206 Courses have a high ratioof instructors to candidates (e.g. 1:3–1:6 depending on the type ofcourse). Full up to date in<strong>for</strong>mation about ERC courses and terminologyis available on the ERC website www.erc.edu.EthosERC courses are taught by instructors who have been trainedin teaching and assessment. The ethos of ERC courses is to createa positive environment that promotes learning. First names areencouraged among both faculty and candidates to reduce apprehension.Interactions between faculty and candidates are designedto be positive and teaching is conducted by encouragement withconstructive feedback and debriefing on per<strong>for</strong>mance. A mentor/menteesystem is used to enhance feedback and support <strong>for</strong> thecandidate. Some stress is inevitable, 207 particularly during assessment,but the aim of the instructors is to enable the candidates todo their best.Course managementCourses are overseen by specialist committees within eachNational <strong>Resuscitation</strong> <strong>Council</strong> and by the ERC international coursecommittee. The ERC has developed a web-based course managementsystem (http://courses.erc.edu). The system can be used toregister all ERC courses and enables course organizers to register acourse from any country, assign instructors, record candidate attendanceand outcomes, and file the course director’s report directlywith the ERC. Candidates may sign up online to a course, or maycontact the organizer to register their interest in the course. Atthe end of the course the system will generate course certificates<strong>for</strong> the candidates and faculty. These certificates are assigned aunique number and can be accessed at any time by course organizersand directors. Participants that successfully complete coursesare referred to as providers. For example someone that successfullycompletes an ALS course is known as an ALS provider. National<strong>Resuscitation</strong> <strong>Council</strong>s have access to in<strong>for</strong>mation about coursesorganised in their country.www.elsuapdetodos.comLanguageInitially, the ERC courses were taught in English by an internationalfaculty. 206 As local instructors have been trained, andmanuals and course materials have been translated into differentlanguages, courses are now mainly taught in the native language.Early translation of guidelines and course materials is essential asdelays in translation into the local language can cause significantdelays to implementation of guidelines. 3
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