Abstract
Patients with coronary heart disease (CHD) experience many barriers to participate in cardiac rehabilitation (CR) programs. Several studies identify barriers that can affect participation in CR among patients with CHD after reperfusion therapy. However, there has yet to be a review specifically in this population. This review aims to identify the literature systematically that analyzes the barriers that affect the participation of CHD patients after reperfusion therapy in implementing the CR program. This study used the Preferred Reporting Item for PRISMA Extension for Scoping Reviews (PRISMA-ScR) with databases PubMed, ScienceDirect, EBSCO-hosted Academic Search Complete, Scopus, Taylor & Francis, and Sage Journals. The keywords used in English were “coronary artery disease OR myocardial infarction OR cardiovascular disease OR heart disease” AND “Barrier OR obstacle”, AND “percutaneous coronary intervention OR PCI OR angioplasty OR coronary artery bypass graft surgery OR CABG” AND “cardiac rehabilitation OR rehabilitation OR recovery”. The inclusion criteria in this review were full-text articles in English, articles with a descriptive, cross-sectional, and cohort design with a minimum of 100 participants that discussed barriers to participation in patients with CHD after undergoing reperfusion therapy, and the CR phases such as I, II, III, and IV have also been identified. Based on the initial search, there are 23 relevant studies out of 7400. The results of this study reported that most of the participants from the studies analyzed had a low level of participation in CR (≤50%). We classify the factors that affect the level of CR participation into five categories: individual factors, health history, environmental, logistical, and health system. The most reported barriers in each category were age, comorbidities, lack of support from friends, family and health workers, distance or travel time, and cost and economic status. Professional health workers, especially nurses, can identify various barriers that patients feel so that they can increase their participation in attending CR.
Keywords: cardiac rehabilitation, coronary heart disease, patient participation, reperfusion
Introduction
Coronary heart disease (CHD) is still a significant health problem with high morbidity and mortality rates in various countries.1 Globally, as many as 244.1 million people were living with ischemic heart disease (IHD) in 2020.2 Based on data recorded in 2020, the death rate caused by this disease reached 112.37 per 100,000 with the highest IHD mortality rate occurring in North Africa and Middle East, Eastern Europe and Central Asia regions.2 Unfortunately, according to World Health Organization (WHO), this mortality rate is expected to continue to increase to 24.2 million people in 2030.3
Reperfusion therapy is one of the solutions to reduce the morbidity and mortality of patients with CHD.2 This therapy aims to restore blocked blood flow through the coronary arteries with good standard and quality.2 Over the past ten years, several evidence has supported using reperfusion therapy to reduce morbidity and mortality in CHD patients.4 However, despite the many benefits of this therapy, patients undergoing reperfusion therapy often experience adverse cardiovascular events (MACE), which increase the length of hospitalization and lead to death.5,6 Thus, ensuring adequate precautions are taken to reduce complications and improve the prognosis of CHD patients who have undergone reperfusion therapy is essential.7–9
Cardiac rehabilitation (CR) is an interdisciplinary and comprehensive secondary prevention care model that effectively reduces mortality and MACE rates in patients with CHD after reperfusion therapy.10,11 Previous reviews have proven that CR can significantly be reduced all-cause mortality by 13%-26%, cardiac death by 20%-36%, recurrent infarction by 25–47%, and some by other risk factors.12 CR can also delay the development of atherosclerosis, even reverse plaque formation and prevent arterial blockage by a thrombus.13
CR programs consist of physical training and education focused on risk factor management, lifestyle and its modification, nutritional therapy, psychological support, and pharmacotherapeutic adherence.14 The European Society of Cardiology, the American Heart Association, and the American College of Cardiology recommend that patients with CHD after reperfusion therapy undergo a CR program.15 However, the application of CR still needs to be improved due to low patient participation.10,11,13,16
Participation and compliance in the implementation of CR are essential for patients with CHD, especially for those who have undergone reperfusion therapy.16–19 Hence, low participation rates in CR programs worry cardiologists and healthcare workers.20 Currently, the participation of patients with CHD in CR programs is lower than expected.20,21 The CR program dramatically influences the quality of life and patient prognosis.20,22–24 As explained in two previous cross-sectional studies, low CR participation can be related to various factors, including age, gender, lack of knowledge, cost, transportation, self-efficacy, motivation, social support, type of exercise, travel time, and CR schedule.11,25 However, obtaining comprehensive data related to CR barriers requires review, and as far as researchers have identified, reviews related to this matter are still scarce.
Several reviews have found barriers related to participation in CR. However, the literature review regarding barriers to patients with CHD participating in CR after undergoing reperfusion therapy still needs to be explored. Differences in barriers to CR participation in developing and developed countries are not yet clear. However, several previous studies stated that barriers related to gender roles, especially women, distance to health service locations, and ability to drive have been suggested to explain the variability of CR participation in a developing country.26 Besides, studies conducted in developed countries report age, personal barriers (health beliefs, limited time, and knowledge), previous medical history, and the health insurance program as barriers that influence CR participation.27,28 Recent systematic review found that patients with comorbidities20 and women had lower CR participation rates.29 However, previous reviews still had some limitations, that is (a) the previous research only focused on the female population;29 (b) previous systematic reviews did not evaluate the quality of the included studies;20,29 and (c) the characteristics of the participants from the articles analyzed are still heterogeneous.20 Because there has not been a review specifically identifying this population, this study aims to identify barriers to participation in the CR program in patients with CHD who have undergone reperfusion therapy. Furthermore, the extent to which the research has succeeded in identifying these barriers can provide recommendations for strategies and improvement of CR services to improve the participation of CR in patients with CHD after undergoing reperfusion therapy.
Materials and Methods
Design
The design used in this study is a scoping review. A Scoping review is a flexible methodological technique for exploring new, rapidly developing topics.30 This design has a more comprehensive conceptual range so that it can explain a variety of relevant study results. The framework of scoping review consists of 5 core stages, namely identifying research questions, identifying relevant study results, selecting studies, mapping data, compiling, summarizing and reporting results.30
Eligibility Criteria
The process of selecting articles for this review was carried out by five reviewers based on the PRISMA Extension for Scoping Reviews (PRISMA-ScR) (see Figure 1).31 Research questions and eligibility criteria for research articles use the PCC (Population, Concept, and Context) approach.
Figure 1.
PRISMA flow diagram.
Notes: Adapted from Page MJ, McKenzie JE, Bossuyt PM, et al. The PRISMA 2020 statement: an updated guideline for reporting systematic reviews. BMJ. 2021;372:n71. Creative Commons.31
P (Population): Patients with CHD
C (Concept): Patients with CHD who have undergone reperfusion therapy (PCI, Angioplasty, and CABG)
C (Context): Barriers to participation in cardiac rehabilitation programs.
This review excluded non-English language studies, inaccessible full-text publications and secondary research. The inclusion criteria in this review were full-text articles in English, articles with a descriptive, cross-sectional, and cohort design that discussed barriers to participation in patients with CHD after undergoing reperfusion therapy, the CR phases such as I, II, III, and IV have also been identified, as this criterion may present different barriers to participation. In addition, another inclusion criterion of this review is a minimum of 100 patients participating in the study. This aims to reduce bias in the results of the research. Then, this study has no limit on the year of publication because it looks at the barrier to participation in a comprehensive cardiac rehabilitation program.
Data Collection and Analysis
Search Strategy
The literature search process was carried out systematically using six primary databases: PubMed, ScienceDirect, EBSCO-hosted Academic Search Complete, Scopus, Taylor & Francis, and Sage Journals. The keywords used were “coronary artery disease OR myocardial infarction OR cardiovascular disease OR heart disease” AND “barrier OR obstacle” AND “percutaneous coronary intervention OR PCI OR angioplasty OR coronary artery bypass graft surgery OR CABG” AND “cardiac rehabilitation OR rehabilitation OR recovery”. For each term verified by MeSH (Medical Subject Headings), synonyms are used to retrieve all possible relevant articles. In addition, the author uses the Boolean operators “AND” and “OR” to trim or expand the search results for various tenses.
Study Selection and Quality Appraisal
Three independent authors selected studies that met the eligibility criteria. The authors checked for duplication in the initial selection process using Mendeley’s reference manager. It then checks the title, abstract and full text for relevance to the research topic and establishes inclusion and exclusion criteria by three authors to review independently screened records. In the final process, the authors checked each complete text with the Joanna Briggs Institute (JBI) critical assessment checklist.32 Following the assessment, we eliminated any studies with a JBI score < 70%. Furthermore, the first, second and third authors provide a decision if there is a discrepancy in the selection results. We experienced no differences of opinion regarding the feasibility of the study.
Data Extraction and Analysis
Data extraction was carried out using an extraction table to describe all results related to the topics discussed. Information is presented in tables relating to the characteristics of each study: study design, country, age (mean ± SD), participants, and findings (barriers, participation rate, types, phase of CR, and PR measuring tool). All included studies were primary studies with descriptive, cohort and cross-sectional designs. Therefore, data analysis was carried out thematically with a descriptive exploratory approach. The process of data analysis begins with the identification and presentation of the data obtained in tabular form based on the articles reviewed. After obtaining the data, all authors analyzed and explained each finding based on the barriers to participation in CR programs in patients with CHD who had undergone reperfusion therapy.
In the participation level, the authors divided the participation rate into three categories, namely low (≤50%), moderate (51–75%), and high (>75%). It was categorized as low if less than or equal to 50% of respondents participated in the CR. In addition, it is said to be moderate if the participation rate ranges from 51% to 75%, and then it is categorized as high if more than 75% of the respondents participated in the CR. CR participation in this study was based on the total number of participating patients and at least one CR session.
Results
Study Selection
The initial stage of identification from several databases obtained 7400 studies. Next, the authors screened the studies based on title, abstract, and inclusion criteria so that the remaining 43 studies. Furthermore, the authors screened 43 full-text articles and excluded 20 studies based on inclusion criteria. Then, the authors assess the quality of the article using JBI critical appraisal tools. As a result, the authors included 23 studies in this review after a quality assessment of the articles to be analyzed. Figure 1 depicts the number of studies retrieved using the PRISMA flow chart diagram.
Study Characteristics
The authors identified a cohort and cross-sectional study in the CHD population undergoing reperfusion therapy. Most of the studies analyzed in this review were cohort studies (n = 16). Almost all of the articles analyzed came from developed countries, including Australia (n=3), USA (n=4), Czech Republic (n=1), Canada (n=3), Belgium (n=1), China (n=2), United Kingdom (n=2), Portugal (n=1), Korea (n=3), Norway (n=1), Singapore (n=1), and one study was conducted in developing countries namely, Malaysia (n=1) (see Table 1). The participants (n=297,791) of the study analyzed were patients with CHD who had undergone reperfusion therapy with an average age of 54–68.9 years. The results of the JBI analysis show that most of the studies analyzed used cross-sectional and cohort methods. This method has the disadvantage of identifying confounding factors, and strategies to address these often need to be included. In addition, in the cohort studies analyzed, some studies still need to include and explain follow-up treatment strategies.
Table 1.
Characteristics of Study
Ref | Design | Country | Age (Mean±SD) | Sample | Findings | JBI | ||
---|---|---|---|---|---|---|---|---|
Barrier to Low Participation | PR, Types of CR, and Phase of CR | PR Measuring Tool | ||||||
(Higgins et al, 2008)33 | Prospective cohort study | Australia | 65.7±9.8 | 170 Female (20.6%) Male (79.4%) |
Travel time (OR 0.86, 95% CI 0.75–0.99) (p=0.039) | 72%, Directly at the hospital, N/I | Contact | 9/11 |
(Khadanga et al, 2022)34 | Prospective observational study. | USA | 68.3±12 | 378 Female (31%) Male (69%) |
Electronic referral (OR 8.79, 95% CI 4.18–18.45) (p<0.001) Surgical diagnosis (OR 5.95, 95% CI 2.44–14.50) (p<0.001) Non/former smoker (OR 2.86, 95% CI 1.38–5.92) (p<0.001) Strength of physician recommendation (OR 1.68, 95% CI1.34–2.11) (p<0.001) |
46.29%, N/I, N/I | Form | 10/11 |
(Bolivar et al, 2022)35 | Cross-sectional study | USA | 54±13 | 149 Female (24.8%) Male (75.2%) |
Social environment (smokers) (OR 0.40, 95% CI 0.17–0.93) (p=0.038) |
32%, N/I, N/I | N/I | 6/8 |
(Winnige et al, 2021)10 | Prospective observational study. | Czech Republic | 59.5±8.8 | 186 Female (24.1%) Male (75.9%) |
Transportation problems (p<0.05)* Distance and Travel (p<0.001)* Work/time conflicts (p<0.05)* Comorbidities (p<0.05)* |
29.8%, Directly at the hospital, Phase I–III | Self-report | 9/11 |
(Shanmugasegaram et al, 2013)16 | Cross-sectional study | Canada | 65.4 | 1807 Female (25%) Male (75%) |
Gender (Men) participated more (p<0.05)* Rural (p<0.05)* Low economic status (p<0.01)* |
51.9%, Directly at the hospital, N/I | Survey | 8/8 |
(De Vos et al, 2012)22 | Descriptive study | Belgia | 65 | 226 Female (27%) Male (73%) |
The distance, the cost of rehabilitation, the belief that they can handle matters independently, and the lack of time. | 77%, Directly at the hospital, N/I | N/I | 6/8 |
(Cao et al, 2021)36 | Prospective longitudinal survey | China | 60 | 283 Female (42%) Male (58%) |
Age (SE 0.057, B 0.77, 95% CI 0.69–0.86) (p<0.001) Perception of Shared Decision-Making (SE 0.13, B: 1.14, 95% CI: 1.02–1.27) (p<0.05) Knowledge about Risk factors (SE 0.07, B 1.14, 95% CI 1.02–1.27) (p<0.001) Predisposing factors (SE 0.56, B 6.54, 95% CI 2.16–19.7) (p<0.001) Treatment (SE 0.80, B 9.04, 95% CI 1.87–43.6) (p<0.001) Self-Management Behavior Life management (SE 0.07, B 1.90, 95% CI 1.03–1.38) (p<0.05) Emotional management (SE 0.11, B 1.31, 95% CI1.05–1.65) (p<0.05) |
64.66%, Home and exercise-based CR, Fase I and II | Questionnaire | 8/11 |
(Foster et al, 2021)11 | Cross-sectional study | United Kingdom | 68.9 | 295 Female (24.1%) Male (75.9%) |
Perceived need/healthcare factors (OR 0.02, 95% CI 0.01–0.06) (p<0.001) Lack of willpower (OR 0.42, 95% CI 0.18–0.97) (p=0.043) Self-efficacy to overcome barriers (OR 1.29, 95% CI 1.05–1.59) (p=0.016) |
53%, Directly at the hospital, N/I | Form | 7/8 |
(Viana et al, 2018)37 | Cohort Study | Portugal | 63.5 ± 12.9 | 197 Female (15.2%) Male (84.7%) |
Travel time to the CR centre (OR 0.18, 95% CI 0.04–0.92) (p<0.001) Health insurance coverage (p<0.001) |
67.7%, Directly at the hospital, N/I | N/I | 8/11 |
(Parashar, 2012)38 | Prospective study | USA | 60.41±11.9 | 2361 Female (25.3%) Male (74.7%) |
Uninsured patients (OR 0.39, 95% CI 0.21–0.71) (p<0.001) Hypertension (OR 0.58, 95% CI 0.43–0.78) (p<0.001) Peripheral arterial disease (OR 0.43, 95% CI 0.22–0.85) (p=0.004) Previous PCI (OR 0.55, 95% CI 0.36–0.83) (p<0.001) High school education (OR 1.38, 95% CI 1.04–1.84) (p=0.002) Higher physical function (OR 1.19, 95% CI 1.02–1.39) (p<0.001) Economic burden (OR 0.56, 95% CI 0.38–0.81) (p<0.001) |
48.3%, Directly at the hospital, N/I | Self-report | 10/11 |
(Zhang et al, 2022)7 | Retrospective study | China | 59.89±9.30 | 391 Female (29.0%) Male (71.0%) |
Support Life Club (OR 27.38, 95% CI 10.2–73.6) (p<0.000). |
72.5%, Directly at the hospital, Phase II | Diaries | 8/11 |
(Kim et al, 2021)39 | Prospective survey | Korea | 63±50.3 | 173 Female (23.7%) Male (76.3%) |
Symptom experience (OR 3.46, 95% CI 1.45–8.27) (p=0.004) Higher perceived socioeconomic status (OR 2.90, 95% CI 1.28–6.58) (p<0.001) Perceived susceptibility (OR 1.22, 95% CI 1.08–1.39) (p<0.001) Perceived benefits (OR 1.09, 95% CI 1.02–1.17) (p<0.001) Perceived severity (OR 1.04, 95% CI 1.00–1.08) (p=0.007) |
42.6%, Directly at the hospital, N/I | N/I | 8/11 |
(Olsen et al, 2018)23 | Observational Cohort Study | Norway | 63.1±10.2 | 9.013 Female (24.7%) Male (75.3%) |
Sex (OR 0.72, 95% CI 0.62–0.83) (p<0.001) Age >70 years (OR 0.31, 95% CI 0.26–0.37) (p<0.001) Prior MI/CABG (OR 0.47, 95% CI 0.32–0.70) (p<0.001) Educational level (OR 1.50, 95% CI 1.32–1.71) (p<0.001) BMI >25 (OR 19.0, 95% CI 1.05–1.36) (p=0.009) |
20–31%, Directly at the hospital, N/I | Form | 9/11 |
(Poh et al, 2015)13 | Prospective Observational Study | Singapore | 54.8±9.7 | 795 Female (9.2%) Male (90.8%) |
Work (37.5%), no reason (26.7%), prefer self-exercise (20.1%), no time (5.5%), foreigner (5.2%), miscellaneous (5.0%). | 12.3%, Directly at the hospital, Phase II | N/I | 9/11 |
(Harrison & Wardle, 2005)40 | Cross-sectional study | United Kingdom | 67.34± 10.95 | 313 Female (31.4%) Male (68.6%%) |
Age (OR 1.90, 95% CI 1.01–3.56) (p=0.020) Gender (OR 0.48, 95% CI 0.22–1.03) (p=0.020). Major reported barrier: Access to CR service, including public transport, parking and the time and location of classes, geographical access, and living in an urban or rural electoral ward |
75.4%, Directly at the hospital, Phase II and III | N/I | 6/8 |
(Grace et al, 2009)27 | Prospective Study | Canada | 65.9±11.2 | 1.273 Female (28.5%) Male (71.5%) |
Older age (p<0.001)* Already exercising at home (p<0.001)* Confidence in the ability to self-Manage their condition (p=0.003)* Perception of exercise (p<0.001)* Knowledge about CR (p<0.001)* Lack of physician encouragement (p<0.001)* Comorbidities (p<0.001)* The perception that CR would not improve their health (p<0.001)* |
43%, Directly at the hospital, N/I | Survey | 8/11 |
(Park et al, 2021)9 | Cross-sectional study | Korea | N/I | 72 hospitals Tertiary medical centre (54%) Secondary medical centre (46%) |
Lack of staff (59%) and space (33%) | 77%, Directly at the hospital, N/I | N/I | 6/8 |
(Kim et al, 2022)19 | Cross-sectional study | Korea | N/I | 132 hospitals Hospitals with CRP (35.6%) Hospitals without CRP (64.4%) |
Patients’ transportation (p<0.000)* Cost (p=0.003)* Problem related to equipment (p<0.000)* Space (p<0.000)* Workforce (p<0.000)* Budget (p<0.000)* |
80.5%, Directly at the hospital, N/I | N/I | 6/8 |
(Sze et al, 2019)26 | Prospective study was | Malaysia | 55.82±10.31 | 380 Female (15.2%) Male (84.7%) |
Male (p<0.001)* Travel time (p<0.000)* Able to drive (p=0.009)* |
37.11%, Directly at the hospital, Phase II | N/I | 8/11 |
(Worcester et al, 2004)41 | Prospective study was | Australia | N/I | 808 Female (30.3%) Male (69.7%) |
Smoking status (p<0.001)** Hypertension (p=0.004)** Diabetes Mellitus (p=0.003)** |
49.6%, Directly at the hospital, N/I | Attendance record program | 9/11 |
(Suaya et al, 2007)28 | Cohort study | US | N/I | 267.427 Female (44.1%) Male (55.9%) |
Income and economic status, higher educational level, and travel time. | 31%, Directly at the hospital, Phase II | N/I | 10/11 |
(Beauchamp et al, 2013)42 | Retrospective cohort study | Australia | 60.9±10.1 | 544 Female (26.9%) Male (73.1%) |
Aged >70 years (p<0.001)* Male more participated (p=0.044)* Diabetes Mellitus (p=0.012)* |
52%, Directly at the hospital, N/I | N/I | 9/11 |
(Lemstra et al, 2013)43 | Retrospective cohort study | Canada | N/I | 9.490 (N/I) | Economic status (OR 1.58, 95% CI 1.39–1.71) |
12.7%, Directly at the hospital, N/I | N/I | 8/11 |
Notes: *t-test with Significant at p<0.05, **Chi-Square test with Significant at p<0.05.
Abbreviations: PR, Participation Rate; OR, Odd Ratio; CI, Confidence Interval; SE, Standard Error; N/I, Not Information; BMI, Body Mass Index; PCI, Percutaneous Coronary Intervention; CR, Cardiac Rehabilitation; CABG, Coronary Artery Bypass Graft.
Participation in Cardiac Rehabilitation
Based on the review results, the 23 studies analyzed did not categorize the participation rate of patients with CHD in attending CR. However, in the participation level section, the authors divide the participation rate into three categories they are low respondents participation in CR (≤50%), moderate (51–75%), and high (>75%) (see Table 2). Based on the categorization of participation rates in CR, it shows that most of the studies analyzed show a low participation rate (n=12),10,13,23,26–28,34,35,38,39,41,43 moderate participation rate (n=7),7,11,16,33,36,37,42 and a high participation rate CR (n=4).9,19,22,40
Table 2.
Categories of Participation in Cardiac Rehabilitation
Categories | References |
---|---|
Participation Rate | |
Low Categories (≤50%) | Bolivar et al, 2022;35 Grace et al, 2009;27 Khadanga et al, 2022;34 Kim et al, 2021;39 Lemstra et al, 2013;43 Olsen et al, 2018;23 Parashar et al, 2012;38 Poh et al, 2015;13 Suaya et al, 2007;28 Sze et al, 2019;26 Winnige et al, 2021;10 Worcester et al, 200441 |
Moderate Categories (51–75%) | Beauchamp et al, 2013;42 Cao et al, 2021;36 Foster et al, 2021;11 Higgins et al, 2008;33 Shanmugasegaram et al, 2013;16 Viana et al, 2018;37 Zhang et al, 20227 |
High Categories (>75%) | Harrison & Wardle, 2005;40 Kim et al, 2022;19 Park et al, 2021;9 De Vos et al, 201222 |
Types of CR | |
Directly at the hospital | Beauchamp et al, 2013;42 Foster et al, 2021;11 Grace et al, 2009;27 Harrison & Wardle, 2005;40 Higgins et al, 2008;33 Kim et al, 2022;19 Kim et al, 2021;39 Lemstra et al, 2013;43 Olsen et al, 2018;23 Parashar et al, 2012;38 Park et al, 2021;9 Poh et al, 2015;13 Shanmugasegaram et al, 2013;16 Suaya et al, 2007;28 Sze et al, 2019;26 Viana et al, 2018;37 Winnige et al, 2021;10 Worcester et al, 2004;41 Zhang et al, 20227 |
Home and Exercised-based | Cao et al, 202136 |
No Information | Bolivar et al, 2022;35 Khadanga et al, 202234 |
Phase of CR | |
Phase I, II | Cao et al, 202136 |
Phase II | Poh et al, 2015;13 Suaya et al, 2007;28 Sze et al, 2019;26 Zhang et al, 20227 |
Phase I, II, III | Winnige et al, 202110 |
Phase II, III | Harrison & Wardle, 200540 |
No Information | Beauchamp et al, 2013;42 Bolivar et al, 2022;35 Foster et al, 2021;11 Grace et al, 2009;27 Higgins et al, 2008;33 Khadanga et al, 2022;34 Kim et al, 2022;19 Kim et al, 2021;39 Lemstra et al, 2013;43 Olsen et al, 2018;23 Parashar et al, 2012;38 Park et al, 2021;9 Shanmugasegaram et al, 2013;16 Viana et al, 2018;37 De Vos et al, 2012;22 Worcester et al, 200441 |
Abbreviation: CR, Cardiac Rehabilitation.
Furthermore, most CR program types undertaken by participants from the studies were carried out in hospitals7,9–11,13,16,19,23,26–28,33,37–43 and only the study by Cao et al, 2021 which report home and exercise-based CR with most of the participants had a moderate participation rate (64.66%).36 Furthermore, two studies did not mention the type of CR program.34,35 In addition, most of the studies did not include the specific CR phase category of the participants,9,11,16,19,22,23,27,33–35,37–39,41–43 some others are divided into phase II,7,13,26,28 phase I, II,36 Phase I, II, III,10 and Phase II, III.40
Barriers to Participation in Cardiac Rehabilitation
Barriers to participation in CR among patients with CHD after reperfusion therapy are classified into five categories: barriers from the individual, health history, environment, logistics, and health system (see Table 3). Variables from individual barriers include age, gender, health perceptions and beliefs, lack of time, work conflict, knowledge, self-management behavior, educational level, and lack of motivation. Meanwhile, barriers to the health history category include prior revascularization, prior MI, surgical diagnosis, comorbidities, and physical status.
Table 3.
A Barrier to Low Participation in Cardiac Rehabilitation
Categories | Subcategories | References |
---|---|---|
Individual Barriers | Age | Beauchamp et al, 2013;42 Cao et al, 2021;36 Grace et al, 2009;27 Harrison & Wardle, 2005;40 Olsen et al, 201823 |
Gender | Beauchamp et al, 2013;42 Harrison & Wardle, 2005;40 Olsen et al, 2018;23 Shanmugasegaram et al, 2013;16 Sze et al, 201926 | |
Health Perceptions and Beliefs | Cao et al, 2021;36 Foster et al, 2021;11 Grace et al, 2009;27 Kim et al, 202139 | |
Lack of time | Poh et al, 2015;13 De Vos et al, 2012;22 Winnige et al, 202110 | |
Work conflict | Poh et al, 2015;13 Winnige et al, 202110 | |
Knowledge | Cao et al, 2021;38 Grace et al, 200927 | |
Self-management behaviour | Cao et al, 2021;36 Grace et al, 2009;27 Poh et al, 2015;13 De Vos et al, 201222 | |
Educational level | Olsen et al, 2018;23 Parashar et al, 2012;38 Suaya et al, 200728 | |
Lack of motivation | Foster et al, 202111 | |
BMI | Olsen et al, 201823 | |
Health History | Prior revascularization | Olsen et al, 2018;23 Parashar et al, 201238 |
Surgical diagnosis | Khadanga et al, 202234 | |
Comorbidities | Beauchamp et al, 2013;42 Grace et al, 2009;27 Parashar et al, 2012;38 Winnige et al, 2021;10 Worcester et al, 200441 | |
Physical status | Kim et al, 2021;39 Parashar, 201238 | |
Environmental Barriers | Social environment (smokers) | Bolivar et al, 2022;35 Khadanga et al, 2022;34 Worcester et al, 200441 |
Living in the rural | Harrison & Wardle, 2005;40 Shanmugasegaram et al, 201316 | |
Lack of support | Foster et al, 2021;11 Grace et al, 2009;27 Khadanga et al, 2022;34 Zhang et al, 20227 | |
Logistical Barriers | Distance or travel time | Harrison & Wardle, 2005;40 Higgins et al, 2008;33 Suaya et al, 2007;28 Sze et al, 2019;26 Viana et al, 2018;37 De Vos et al, 2012;22 Winnige et al, 202110 |
Transportation | Harrison & Wardle, 2005;40 Kim et al, 2022;19 Sze et al, 2019;26 Winnige et al, 202110 | |
Health System Barriers | Cost and economic status | Kim et al, 2022;19 Kim et al, 2021;39 Lemstra et al, 2013;43 Parashar et al, 2012;38 Shanmugasegaram et al, 2013;16 Suaya et al, 2007;28 De Vos et al, 201222 |
Patient referral | Khadanga et al, 2022;34 Kim et al, 202219 | |
Health insurance coverage | Parashar et al, 2012;38 Viana et al, 201837 | |
Equipment, space and staff | Kim et al, 2022;19 Park et al, 20219 |
Abbreviation: BMI, Body Mass Index.
Furthermore, the identification results related to barriers originating from the environment, including being in a smoker’s environment, living in a rural area, and lacking support from family, friends, and health workers. Next, included in the category of logistical barriers include distance or travel time and transportation. Finally, the barriers identified in the health system category include cost and economic status, patient referrals, health insurance coverage, equipment, room, and staff.
Discussion
This review aims to identify barriers to participation in CR programs among patients with CHD after reperfusion therapy. The results of this study indicate that most of the studies analyzed still have a low participation rate (≤50%).10,13,23,26–28,34,38,39,41,43 In addition, some studies mention the CR phase category (I, II, III) but do not specifically discuss the barriers experienced for each CR phase.7,10,13,26,28,36,40 This review focuses on the barriers influencing patient participation in the CR program regardless of each phase. The small number of studies originating from developing countries makes this study unable to generalize the barriers that affect patient participation in CR programs in developing countries. The low participation is caused by several factors, which are classified in this study into five categories: individual, health history, environmental, logistical, and health system.
The results of this review indicate that one study assesses the participation rate of home-based CR programs with moderate participation rates (64.66%).36 Although these results are not sufficient to generalize, home-based CR programs also have good participation and the same efficacy as hospital-based CR. A recent cohort study showed that participation in home-based CR was associated with fewer hospitalizations than hospital-based CR.44 This is because patients who carry out CR at home have good participation and adherence and do not consider the distance and costs that must be incurred.44 Specifically, the obstacles experienced by participants in implementing home-based CR come from individual factors, namely knowledge, self-management behavior, perception of shared decision-making and age.36 However, in general, many other barriers may affect CR participation among patients with CHD after undergoing reperfusion therapy.
Individual barriers become independent barriers that cause low participation in CR. Several studies have shown that older patients have significantly more significant CR barriers to enrollment and participation than younger patients.23,27,36,40,42 Several barriers that contribute to the low participation rate of elderly CR tend to be absenteeism, co-morbidity, poorer understanding and perception of the benefits of CR, inadequate transportation, and caregiver responsibilities at home.11,27,36 Meanwhile, younger patients experience more barriers to CR participation due to work responsibilities and lack of time.13,22,27 In addition, women have a much lower CR completion rate than men.16,23,40 This is because factors such as transportation and family responsibilities influence women to participate in CR.23
Knowing how CR benefits one’s heart health is another critical factor influencing participation in a CR program.27,36 Knowledge is closely related to one’s level of education. Those with at least a high school education are more likely to participate in CR.38 Knowledge of CR will influence self-management behaviour, so this is a critical factor in self-care and must be considered by medical staff and healthcare providers to increase patient compliance with CR.22,36
The patient’s previous medical history, including comorbidities, surgical diagnosis, and physical status, also influences the patient’s participation in the CR program.28,38 Patients with a surgical diagnosis tend to participate better in CR than patients with a non-surgical diagnosis.34 However, another study showed that patients after PCI had better participation in CR.38 This may be due to differences in patient experience and knowledge regarding the symptoms they are experiencing. Comorbidities more experienced by the elderly (diabetes, angina, and heart failure) can hinder the patient’s exercise in CR sessions related to the experience of pain, shortness of breath, limited mobility, and disability.27 On the contrary, the results of other studies show that patients who experience these symptoms are more likely to attend CR programs.45 Experience with symptoms, especially in newly diagnosed patients with CHD, can trigger sensitivity and a tendency to take their health condition seriously.23 On the other hand, patients who experience chronic illness after MI are reported to be non-adherent to the treatment given due to the influence of various factors, including psychosocial support.17,46 Therefore, it is essential to readjust the exercise program to the patient’s physical capacity and provide psychosocial support to increase participation in the CR program.
Environmental barriers are additional barriers that influence low participation in CR. In particular, the utilization rate of CR among the rural population is still relatively low.16,40 This is because of geographical barriers such as CR location, distance, transportation access, parking fees, road quality and bad weather conditions. In addition, patients in rural areas are also more likely to be active smokers. Previous studies said smoking is associated with decreased CR participation in cardiac patients and if the patient has many smokers in his social environment.34,35,41 This is because other smokers can cause smoking cessation difficulties by increasing access to cigarettes, providing cues to smoke, and supporting positive norms around smoking.45,47 Lack of support in the patient’s environment can also affect the participation rate of CR.7,11,27,34 Multidisciplinary support from doctors, nurses, rehabilitation therapists, family, friends, and partners is needed to strengthen their motivation to increase CR adherence.
Travel time exceeding the recommended average (<30 minutes) was reported as the most significant barrier to CR program participation in various countries.10,22,26,28,33,37,40 The location of CR facilities, generally in the centre of big cities, makes reaching difficult, especially for patients from rural areas.10,21,37 This is supported by previous findings, which state that CR program patients have a shorter travel time than patients who do not participate.33 The most frequent CR barriers were the distance from the hospital/rehabilitation centre, travel costs, and lack of information about the CR program.48 Ease of access to transportation, including parking facilities, is known to determine patient participation in the CR program.19,49 Elderly patients with severe health problems also find it challenging to travel and optimize the use of CR services due to technical constraints on travel. In addition, the inability to drive, as reported by many patients in Sze et al study, resulted in lower CR participation.26
The Health System is another essential factor that becomes a barrier for patients to attend the CR program. The findings of this review show that cost and economic status are the most common barriers patients have.16,19,22,28,38,39,43 Patients with low socioeconomic status feel burdened in paying for the entire program. Thus, individuals with economic difficulties are less likely to participate in CR. This is also supported by some individuals’ lack of health insurance coverage.37,38 Then another factor from the health system is the lack of patient referrals.19,34 The findings in this study indicate that a specific strategy needed to increase CR participation is automated electronic referrals.19,34 Optimal CR referrals significantly affect patient participation in attending CR.19,34 Meanwhile, another barrier that also influences the low participation of CR is the need for more supporting facilities (equipment, space, staffing) in hospitals without CR compared to hospitals with CR.9,19 This is an essential obstacle in supporting patient participation in attending CR in small hospitals in their area, especially patients who live in rural areas.16,40
Strengths and Limitations
This Scoping review has strengths and limitations. First, we have yet to be able to integrate the results through meta-analysis due to the limitations of the data presented from the studies included (there is no correlation value, effect size, and variance of standard error). Second, most of the studies were conducted in developed countries, and only one study was conducted in a developing country, so this review cannot provide a general picture regarding the differences in barriers experienced by CHD patients who come from each country. Third, regarding sample size, we included studies with a minimum of 100 patients or more to reduce the possibility of bias or unreliable results. In addition, the results of critical appraisal analysis with JBI showed that many of the studies analyzed need to be clarified and include triggering factors and strategies to overcome these factors. Thus, the authors increased the standard of the JBI score (70%) for each study analyzed. Lastly, most of the studies analyzed in this study did not mention or explain the CR phase, so researchers found it difficult to categorize barriers based on the CR phase. Therefore, the results of this study cannot be generalized to all phases of CR because each phase has different obstacles.
Conclusions
Barriers that contribute to low participation are classified into five categories, and they are barriers from the individual, health history, environment, logistics, and health system. The most reported barriers in each category were age, comorbidities, lack of support from friends, family and health workers, distance or travel time, and cost and economic status. The complexity of barriers contributing to the participation of patients with CHD in CR programs can be an essential consideration for healthcare providers to evaluate and improve the quality and accessibility of CR services.
The findings from this review suggest that health workers must pay attention to the barriers experienced by patients in participating while participating in the CR program so that they can find solutions to overcome these problems and implementation of CR can be provided optimally. Further studies assessing participation and adherence in home- and exercise-based CR programs in patients with CHD after reperfusion therapy are warranted, given that only one study addressed this program. In addition, studies related to this topic still need to be carried out, especially in developing countries, so that it can increase the generalization aspect in future review studies.
Acknowledgments
All authors thank to Universitas Padjadjaran, Bandung, West Java, Indonesia, who has facilitated the database for us in this study.
Disclosure
The authors had no conflicts of interest in this research.
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