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OBJECTIVE: To estimate the number of annual deaths, as well as the direct and indirect costs of occupational COPD and asthma, in the United States in 1996. DESIGN: Aggregation and analysis of national data sets collected by the National Center for Health Statistics, the Health Care Financing Administration, and other government bureaus and private firms. To assess mortality, we reviewed data from national surveys and applied a population attributable risk (PAR) of 15% for both asthma and COPD. We use a lower age limit of 35 years for occupational COPD and 20 years for occupational asthma. To calculate costs, we use the human capital method that decomposes costs into direct categories, such as medical expenses, as well as indirect categories, such as lost earnings and lost home production. We calculated proportionately adjusted costs for other plausible PARs. RESULTS: The 15% PARs result in costs of $5.0 billion for COPD and $1.6 billion for asthma. For COPD, 56% of costs were direct and 44% were indirect; for asthma, 74% were direct and 26% indirect. These estimates are conservative since we ignored costs associated with pain and suffering as well as the value of care rendered by family members. The proportionately adjusted costs for 10 to 20% PARs are $3.3 to $6.6 billion for COPD and $1.1 to $2.1 billion for asthma. CONCLUSIONS: The estimated $6.6 billion cost of occupational COPD and asthma in 1996 is likely to rise with the increasing prevalence of these diseases and warrants preventive intervention.  相似文献   

3.
Chronic obstructive pulmonary disease (COPD) is a costly cause of morbidity and mortality in the U.S. The objective of this study was to use contemporary national data-specifically, those from the 2000 Medical Expenditure Panel Survey (MEPS)-to estimate direct costs of COPD in the U.S. from an all-payer perspective. Due to constraints of MEPS data, indirect costs were excluded from our analyses, as were costs of long-term oxygen therapy and costs from nursing homes and long-term care facilities. Two methods of cost estimation were employed. First, we estimated resources used and expenditures incurred by individuals with COPD that were directly attributable to the disease (attributable cost approach). Second, we compared overall medical expenditures of patients with COPD to those of the non-COPD population; the resulting difference represented excess costs of COPD. Approximately 1.7% (n = 144) of the nearly 8,300 persons in the analysis data set aged > or = 45 years used medical resources and incurred expenditures related to treatment of COPD. Mean attributable costs per patient were estimated at dollar 2,507, with more than one-half of these costs (dollar 1,365) associated with hospitalization. Mean excess costs of COPD, after adjustment for sociodemographic factors and smoking status, were substantially higher, at dollar 4,932 per patient. Results of our study indicate that COPD-associated healthcare utilization and expenditures are considerable, and that annual per-patient costs of COPD are comparable to those of other chronic diseases of the middle-aged and elderly.  相似文献   

4.
PURPOSE: The goal of this literature review was to determine the validity and policy relevance of recent estimates from many countries of Alzheimer's disease (AD) costs. DESIGN AND METHODS: We searched Medline and other databases for English-language peer-reviewed journals on total, direct, indirect, and per case cost of AD that used 1985-2000 data. We adjusted costs of U.S. studies for inflation. We adjusted non-U.S. studies by that country's medical cost inflation rate and purchasing power parity (PPP). RESULTS: Of 71 studies identified, 21 met all criteria for inclusion. Annual inflation adjusted U.S. total costs of AD varied from $5.6 billion to $88.3 billion. AD total per case (direct and indirect) costs varied from $1,500 to $91,000; indirect/family costs varied from $3,700 to $21,000. Among non-U.S. studies, AD annual adjusted per case costs varied from PPP $2,300 to PPP $30,000. Cost variation was due to diverse study methods, data sources, services included, and lack of clear differentiation between cost of AD and cost of caring for people with AD. IMPLICATIONS: The cost of AD is high, although reliable estimates are not available. Costs are likely to rise given expected demographic shifts in all countries. The widely variable cost estimates call into question the real costs of Alzheimer's disease and their applicability to policy initiatives.  相似文献   

5.
BackgroundAcute myocardial infarction (AMI) carries a substantial mortality and morbidity burden. The purpose of this study is to provide annual mean cost per patient and national level estimates of direct and indirect costs (lost productivity from morbidity and premature mortality) associated with AMI.MethodsNationally representative data spanning 12 years (2003-2014) with a sample of 324,869 patients with AMI from the Medical Expenditure Panel Survey (MEPS) were analyzed. A novel 2-part model was used to examine the excess direct cost associated with AMI, controlling for covariates. To estimate lost productivity from morbidity, an adjusted Generalized Linear Model was used for the differential in wage earnings between participants with and without AMI. Lost productivity from premature mortality was estimated based on published data.ResultsThe total annual cost of AMI in 2016 dollars was estimated to be $84.9 billion, including $29.8 billion in excess direct medical expenditures, $14.6 billion in lost productivity from morbidity and $40.5 billion in lost productivity from premature mortality between 2003 and 2014. In the adjusted regression, the overall excess direct medical expenditure of AMI was $7,076 (95% confidence interval [CI] $6,028-$8,125) higher than those without AMI. After adjustment, annual wages for patients with AMI were $10,166 (95% CI −$12,985 to −$7,347) lower and annual missed work days were 5.9 days (95% CI 3.57-8.27) higher than those without AMI.ConclusionsThe study finds that the economic burden of AMI is substantial, for which effective prevention could result in significant health and productivity cost savings.  相似文献   

6.
The burden of selected digestive diseases in the United States   总被引:65,自引:0,他引:65  
BACKGROUND & AIMS: Gastrointestinal (GI) and liver diseases inflict a heavy economic burden. Although the burden is considerable, current and accessible information on the prevalence, morbidity, and cost is sparse. This study was undertaken to estimate the economic burden of GI and liver disease in the United States for use by policy makers, health care providers, and the public. METHODS: Data were extracted from a number of publicly available and proprietary national databases to determine the prevalence, direct costs, and indirect costs for 17 selected GI and liver diseases. Indirect cost calculations were purposefully very conservative. These costs were compared with National Institutes of Health (NIH) research expenditures for selected GI and liver diseases. RESULTS: The most prevalent diseases were non-food-borne gastroenteritis (135 million cases/year), food-borne illness (76 million), gastroesophageal reflux disease (GERD; 19 million), and irritable bowel syndrome (IBS; 15 million). The disease with the highest annual direct costs in the United States was GERD ($9.3 billion), followed by gallbladder disease ($5.8 billion), colorectal cancer ($4.8 billion), and peptic ulcer disease ($3.1 billion). The estimated direct costs for these 17 diseases in 1998 dollars were $36.0 billion, with estimated indirect costs of $22.8 billion. The estimated direct costs for all digestive diseases were $85.5 billion. Total NIH research expenditures were $676 million in 2000. CONCLUSIONS: GI and liver diseases exact heavy economic and social costs in the United States. Understanding the prevalence and costs of these diseases is important to help set priorities to reduce the burden of illness.  相似文献   

7.
Urological diseases are becoming a major public health problem. In fact, they increasingly weigh on the economy of a country due to the high direct costs and the consequent significant loss of productivity. Prostate cancer represents 11% of the costs for the treatment of all cancers in the United States with $8 billion and a cost per-patient from diagnosis to death of $81,658. Instead bladder cancer has the higher costs per-patient in terms of medical care, from diagnosis until death (U.S. $ 96,553). In Italy, in a reference hospital, the average costs of non muscle-invasive forms treated with endoscopic resection (TURB) and infiltrating forms treated with radical cystectomy are approximately Euro 2242.20 and Euro 6860 respectively, but they increase due to the follow-up and the ancillary treatments. In the field of functional disease, in the U.S. the average annual expenditure per capita for incontinence, including inpatient and outpatient services is $1382. While for patients who had undergone surgery the average total spending rose to $3620. For overactive bladder the total cost in the United States is estimated at 12.02 billion U.S. dollars, with $9.17 billion allocated to the community costs and $ 2.85 billion for institutional costs. However, further pharmacoeconomic studies are required to better understand the net economic impact of any alternative strategies to those actually present. Stone disease is a highly prevalent and costly condition for which United States total health care expenditures, in the year 2000, were estimated to be almost $ 2.1 billion. Treatment of nephrolithiasis depends on stone size and location, but typically involves a surgical procedure such as extracorporeal shock wave lithotripsy (ESWL), ureteroscopic laser lithotripsy, percutaneous nephrostolithotomy (PCNL) or open stone surgery with an average expenditure per procedure of $2295, $1425, $3624, $2916 respectively.  相似文献   

8.
OBJECTIVE: The Global Initiative for Obstructive Lung Disease highlights the importance of COPD from public health, health policy and clinical perspectives. In countries such as the USA, the economic impact of COPD exceeds that of many chronic conditions. There is a paucity of data on the economic burden of COPD in Japan. METHODOLOGY: Based upon publicly available information, a prevalence-based approach was used to construct a deterministic model to estimate the total direct and indirect costs of care for COPD in Japan. Data sources included a spirometry-based epidemiological study, the peer-reviewed literature, and governmental and industrial surveys. The most current data that addressed direct and indirect costs of care were utilized. RESULTS: In Japan, the estimated total cost of COPD is 805.5 billion yen (US 6.8 billion dollars) per year; 645.1 billion yen (US 5.5 billion dollars) in direct costs and 160.4 billion yen (US 1.4 billion dollars) in indirect costs. In direct costs, inpatient care accounted for 244.1 billion yen (US 2.1 billion dollars), outpatient care 299.3 billion yen (US 2.5 billion dollars), and home oxygen therapy 101.7 billion yen (US 0.9 billion dollars). The average annual total cost per patient for moderate/severe COPD is estimated to be 435,876 yen (US 3694 dollars); 349,080 yen (US 2958 dollars) per COPD patient in direct costs and 86,797 yen (US 795 dollars) in indirect costs. CONCLUSION: COPD imposes a high economic burden on the Japanese healthcare system. Health policy makers should direct urgent attention to increasing prevention, early diagnosis, and appropriate treatment of COPD.  相似文献   

9.
RATIONALE: Although the economic burden of COPD has gained attention in recent years, data on the costs of COPD among U.S. Medicare beneficiaries are lacking. METHODS: This study used administrative claims and eligibility records from a large U.S. multi-state Medicare managed care database. Study patients were 65+ years of age with paid claims during 2004. The COPD cohort comprised patients with 1+ inpatient/ER claims or 2+ outpatient claims (>30 days apart) for COPD (ICD-9-CM codes 491.xx, 492.x, 496). The comparison cohort included patients without COPD matched 3:1 to the COPD cohort on age, sex, enrollment months, and Medicare plan. Excess costs of COPD were estimated as the difference in overall health plan payments between the two cohorts during 2004. Attributable costs were calculated using medical claims with listed diagnoses of COPD or other respiratory-related conditions and pharmacy claims for respiratory medications. RESULTS: A total of 8370 patients were included in the COPD cohort and were matched to 25,110 comparison cohort patients. For both groups, mean (SD) age was 78 (8) years, 54% were female, and duration of eligibility was 11 (2) months. COPD patients were more likely to utilize healthcare services and had excess total healthcare costs about $20,500 higher (P<0.0001) than the comparison cohort. Comorbidities were high in the COPD cohort, accounting for 46% of the observed excess cost. The attributable cost of COPD averaged about $6,300; other respiratory-related costs averaged about $4,400. CONCLUSION: In this U.S. Medicare managed care population, COPD posed a substantial burden in terms of both respiratory-related and total healthcare costs. A comparison of these cost-of-illness estimates to those for elderly COPD patients in other countries would be of great interest, given the increasing age of populations in most Western countries.  相似文献   

10.
OBJECTIVE: To determine the direct and indirect cost of osteoarthritis (OA) according to disease severity, and to estimate the total cost of the disease in Hong Kong. METHODS: This study is a retrospective, cross-sectional, nonrandom, cohort design, with subjects stratified according to disease severity based on functional limitation and the presence or absence of joint prosthesis. Subjects were recruited from primary care, geriatric medicine, rheumatology, and orthopedic clinics. There were 219 patients in the mild disease category, 290 patients in the severe category, and 65 patients with joint replacement. A questionnaire gathered information on demographic and socioeconomic characteristics, function limitation, use of health and social services, and effect on occupation and living arrangements over the previous 12 months. Costs were calculated as direct and indirect. RESULTS: Low education and socioeconomic class were associated with more severe disease. OA affected family or close relationships in 44%. The average cost incurred as a result of side effects of medication is similar to the average cost of medication itself. Excluding joint replacement, the direct costs ranged from Hong Kong (HK) dollar $11,690 to $40,180 per person per year and indirect costs, HK $3,300-$6,640. The direct costs are comparable to those reported in Western countries; however, the ratio of direct to indirect costs is much higher than 1, in contrast to the greater indirect versus direct costs reported in whites. The total cost expressed as a percentage of gross national product is also much lower in Hong Kong. CONCLUSIONS: The socioeconomic impact of OA in the Hong Kong population is comparable to Western countries, but the economic burden is largely placed on the government, with patients having relatively low out-of-pocket expenditures.  相似文献   

11.
Burden of migraine in the United States: disability and economic costs   总被引:19,自引:0,他引:19  
BACKGROUND: Migraine is a common disabling disease but its economic burden has not been adequately quantified. OBJECTIVE: To estimate the burden of migraine in the United States with respect to disability and economic costs. METHODS: The following data sources were used: published data, the Baltimore County Migraine Study, MEDSTAT's MarketScan medical claims data set, and statistics from the Census Bureau and the Bureau of Labor Statistics. Disability was expressed as bedridden days. Charges for migraine-related treatment were used as direct cost inputs. The human capital approach was used in the estimation of indirect costs. RESULTS: Migraineurs required 3.8 bed rest days for men and 5.6 days for women each year, resulting in a total of 112 million bedridden days. Migraine costs American employers about $13 billion a year because of missed workdays and impaired work function; close to $8 billion was directly due to missed workdays. Patients of both sexes aged 30 to 49 years incurred higher indirect costs compared with younger or older employed patients. Annual direct medical costs for migraine care were about $1 billion and about $100 was spent per diagnosed patient. Physician office visits accounted for about 60% of all costs; in contrast, emergency department visits contributed less than 1% of the direct costs. CONCLUSIONS: The economic burden of migraine predominantly falls on patients and their employers in the form of bedridden days and lost productivity. Various screening and treatment regimens should be evaluated to identify opportunities to reduce the disease burden.  相似文献   

12.
The healthcare costs of sarcopenia in the United States   总被引:12,自引:0,他引:12  
OBJECTIVES: To estimate the healthcare costs of sarcopenia in the United States and to examine the effect that a reduced sarcopenia prevalence would have on healthcare expenditures. DESIGN: Cross-sectional surveys. SETTING: Nationally representative surveys using data from the U.S. Census, Third National Health and Nutrition Examination Survey, and National Medical Care and Utilization Expenditure Survey. PARTICIPANTS: Representative samples of U.S. adults aged 60 and older. MEASUREMENTS: The healthcare costs of sarcopenia were estimated based on the effect of sarcopenia on increasing physical disability risk in older persons. In the first step, the healthcare cost of disability in older Americans was estimated from national surveys. In the second step, the proportion of the disability cost due to sarcopenia (population-attributable risk) was calculated to determine the healthcare costs of sarcopenia. These calculations relied upon previously published relative risk values for disability in sarcopenic individuals and sarcopenia prevalence rates in the older population. RESULTS: The estimated direct healthcare cost attributable to sarcopenia in the United States in 2000 was $18.5 billion ($10.8 billion in men, $7.7 billion in women), which represented about 1.5% of total healthcare expenditures for that year. A sensitivity analysis indicated that the costs could be as low as $11.8 billion and as high as $26.2 billion. The excess healthcare expenditures were $860 for every sarcopenic man and $933 for every sarcopenic woman. A 10% reduction in sarcopenia prevalence would result in savings of $1.1 billion (dollars adjusted to 2000 rate) per year in U.S. healthcare costs. CONCLUSION: Sarcopenia imposes a significant but modifiable economic burden on government-reimbursed healthcare services in the United States. Because the number of older Americans is increasing, the economic costs of sarcopenia will escalate unless effective public health campaigns aimed at reducing the occurrence of sarcopenia are implemented.  相似文献   

13.
In this study we aimed to estimate direct medical costs of Chronic Obstructive Pulmonary Disease (COPD) by disease type; chronic bronchitis and emphysema. This study estimates direct costs in 1996 dollars using a prevalence approach and both aggregate and microcosting. A societal perspective is taken using prevalence, and multiple national, state and local data sources are used to estimate health-care utilization and costs. Chronic bronchitis and emphysema together account for $14.5 billion in annual direct costs. Inpatient costs are greater than outpatient and emergency costs ($8.3 vs. $7.8 billion) and hospital and medication costs account for most resources spent. The high prevalence of chronic bronchitis accounts for its larger total costs ($11.7 billion) compared with emphysema ($2.8 billion). Emphysema, which is more severe, has higher costs per prevalent case ($1341 vs. $816). Hospital stays account for the highest costs, $6.0 billion for chronic bronchitis and $1.9 billion for emphysema. The hospitalization rate, length of stay and average cost per prevalent case are higher for emphysema than for chronic bronchitis. Medication costs are the second highest cost category ($4.4 billion for chronic bronchitis, $0.693 billion for emphysema). The high hospitalization and low home care costs (0.2% of total) suggest underuse of home care and room to shift from acute to preventive care. More attention to healthcare management of chronic bronchitis and emphysema is suggested, and improving inhaler and anti-smoking compliance might be important targets.  相似文献   

14.
15.
Objective . This study estimated the total cost of musculoskeletal disorders for Canadians in 1994 and assessed the sensitivity of these cost estimates to variations in the definition of musculoskeletal disorders. Methods . Disease-related costs, from a societal perspective, were measured using a prevalencebased analysis. First, direct treatment costs, including expenditures on hospitals and other institutions, physicians and other health professionals, drugs, research, and other items were assessed. Second, indirect costs associated with lost (or foregone) productivity due to disability and premature mortality were evaluated using the human capital approach. Results . The total cost of musculoskeletal disorders in Canada was $25.6 billion (in 1994 Canadian dollars, $1.00 CDN ≈ $0.75 US) or 3.4% of the gross domestic product. Direct and indirect costs were estimated at $7.5 billion and $18.1 billion, respectively. Lower and upper bound estimates of the total cost of musculoskeletal disorders, derived from the sensitivity analysis, were $19.9 billion and $30.8 billion, respectively. Wide variations were reported in the total cost of various musculoskeletal disorder subcategories, with the highest costs reported for injuries ($10.7 billion), back and spine disorders ($8.1 billion), and arthritis and rheumatism ($5.9 billion). Conclusions . The economic cost of musculoskeletal disorders was substantial and was sensitive to the definition of musculoskeletal disorders and other underlying assumptions. The hallmark of this study was the variation between subcategories in their cost, pattern of health resource use, and sequelae. The cost estimates may provide guidance in setting priorities for research and prevention activities.  相似文献   

16.
Miravitlles M  Murio C  Guerrero T  Gisbert R 《Chest》2003,123(3):784-791
OBJECTIVE: This study attempted to determine the total direct costs derived from the management of chronic bronchitis and COPD in an ambulatory setting through a prospective, 1-year, follow-up study. METHOD: A total of 1,510 patients with chronic bronchitis and COPD were recruited from 268 general practices located throughout Spain. Patients were followed up for 1 year. All direct medical costs incurred by the cohort and related to their respiratory disease were quantified. Costs were calculated for patients with confirmed COPD according to the degree of severity of airflow obstruction. RESULTS: The global mean direct yearly cost of chronic bronchitis and COPD was $1,876. The cost generated by patients with COPD was $1,760, but the cost of severe COPD ($2,911) was almost double that of mild COPD ($1,484). Hospitalization costs represented 43.8% of costs, drug acquisition costs were 40.8%, and clinic visits and diagnostic tests represented only 15.4% of costs. CONCLUSION: This is the first prospective follow-up study on a large cohort of patients with chronic bronchitis and COPD aimed at quantifying direct medical costs under usual clinical practice in the community. Costs of chronic bronchitis and COPD were almost twofold those reported for asthma. Patterns of COPD management in the community differ from those recommended in guidelines. COPD represents a great health-care burden in developed countries, and aging of the population and continuing smoking habits predict that it will continue to do so in the future.  相似文献   

17.
In this study we describe medical cost estimates for the two major types of inflammatory bowel disease, Crohn's disease and ulcerative colitis, using a literature-based medical decision algorithm costing methodology. Surgery and inpatient costs were estimated to account for roughly half of inflammatory bowel disease medical costs. Outpatient medical care represented only 3.0-7.1% of average cost of medical care for inflammatory bowel disease; initial diagnostic workups were only 1.5-7.8% of medical costs. Long-term complications were estimated to average $439 for ulcerative colitis, nearly twice the average for Crohn's disease. Medications averaged about 10% of total costs. The average annual medical cost per patient with Crohn's disease was estimated at $6,561 (1990 U.S. dollars). The total annual medical costs for U.S. Crohn's disease patients in 1990 was estimated at $1.0-1.2 billion. The average annual medical cost per patient with ulcerative colitis was estimated at $1,488. The total annual medical costs for U.S. patients with ulcerative colitis in 1990 was estimated at $0.4-0.6 billion.  相似文献   

18.
This article evaluates the costs and outcomes associated with TEE during and after cardiac surgery. The costs include the direct and indirect costs--the complications of TEE. The outcomes include the positive consequences or the benefits: money and lives saved. The article uses liberal (high) estimates of the direct and indirect costs of TEE and conservative (low) estimates of the benefits. The exact cost or benefit depends on the number of cases performed. The analysis shows that patients having surgery for congenital heart disease derive the greatest overall benefit: around $600 per case studied. Patients having valvular repair surgery derive the next greatest benefit: around $450 per case studied. In contrast patients having valve replacement have an overall cost of around $150 per case studied. Patients having surgery for coronary artery disease also derive an overall benefit: around $100-$300 per case studied, depending upon assumptions regarding TEE's role in prevention of intraoperative strokes. This analysis indicates that the financial benefits of TEE are substantial and frequently outweigh costs in patients requiring cardiac surgery.  相似文献   

19.
《COPD》2013,10(3):214-228
ABSTRACT

Chronic obstructive pulmonary disease (COPD) poses a significant economic burden on society, and a substantial portion is related to exacerbations of COPD. A literature review of the direct and indirect costs of COPD exacerbations was performed. A systematic search of the MEDLINE database from 1998–2008 was conducted and supplemented with searches of conference abstracts and article bibliographies. Articles that contained cost data related to COPD exacerbations were selected for in-depth review. Eleven studies examining healthcare costs associated with COPD exacerbations were identified. The estimated costs of exacerbations vary widely across studies: $88 to $7,757 per exacerbation (2007 US dollars). The largest component of the total costs of COPD exacerbations was typically hospitalization. Costs were highly correlated with exacerbation severity. Indirect costs have rarely been measured. The wide variability in the cost estimates reflected cross-study differences in geographic locations, treatment patterns, and patient populations. Important methodological differences also existed across studies. Researchers have used different definitions of exacerbation (e.g., symptom- versus event-based definitions), different tools to identify and measure exacerbations, and different classification systems to define exacerbation severity. Unreported exacerbations are common and may influence the long-term costs of exacerbations. Measurement of indirect costs will provide a more comprehensive picture of the burden of exacerbations. Evaluation of pharmacoeconomic analyses would be aided by the use of more consistent and comprehensive approaches to defining and measuring COPD exacerbations.  相似文献   

20.

BACKGROUND:

Inflammatory bowel diseases (IBD) – Crohn’s disease (CD) and ulcerative colitis (UC) – significantly impact quality of life and account for substantial costs to the health care system and society.

OBJECTIVE:

To conduct a comprehensive review and summary of the burden of IBD that encompasses the epidemiology, direct medical costs, indirect costs and humanistic impact of these diseases in Canada.

METHODS:

A literature search focused on Canadian data sources. Analyses were applied to the current 2012 Canadian population.

RESULTS:

There are approximately 233,000 Canadians living with IBD in 2012 (129,000 individuals with CD and 104,000 with UC), corresponding to a prevalence of 0.67%. Approximately 10,200 incident cases occur annually. IBD can be diagnosed at any age, with typical onset occurring in the second or third decade of life. There are approximately 5900 Canadian children <18 years of age with IBD. The economic costs of IBD are estimated to be $2.8 billion in 2012 (almost $12,000 per IBD patient). Direct medical costs exceed $1.2 billion per annum and are driven by cost of medications ($521 million), hospitalizations ($395 million) and physician visits ($132 million). Indirect costs (society and patient costs) total $1.6 billion and are dominated by long-term work losses of $979 million. Compared with the general population, the quality of life patients experience is low across all dimensions of health.

CONCLUSIONS:

The present review documents a high burden of illness from IBD due to its high prevalence in Canada combined with high per-patient costs. Canada has among the highest prevalence and incidence rates of IBD in the world. Individuals with IBD face challenges in the current environment including lack of awareness of IBD as a chronic disease, late or inappropriate diagnosis, inequitable access to health care services and expensive medications, diminished employment prospects and limited community-based support.  相似文献   

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