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1.
Sanjay Budhdeo Johnathan Watkins Rifat Atun Callum Williams Thomas Zeltner Mahiben Maruthappu 《Journal of the Royal Society of Medicine》2015,108(12):490-498
Objective
Economic measures such as unemployment and gross domestic product are correlated with changes in health outcomes. We aimed to examine the effects of changes in government healthcare spending, an increasingly important measure given constrained government budgets in several European Union countries.Design
Multivariate regression analysis was used to assess the effect of changes in healthcare spending as a proportion of total government expenditure, government healthcare spending as a proportion of gross domestic product and government healthcare spending measured in purchasing power parity per capita, on five mortality indicators. Additional variables were controlled for to ensure robustness of data. One to five year lag analyses were conducted.Setting and Participants
European Union countries 1995–2010.Main outcome measures
Neonatal mortality, postneonatal mortality, one to five years of age mortality, under five years of age mortality, adult male mortality, adult female mortality.Results
A 1% decrease in government healthcare spending was associated with significant increase in all mortality metrics: neonatal mortality (coefficient −0.1217, p = 0.0001), postneonatal mortality (coefficient −0.0499, p = 0.0018), one to five years of age mortality (coefficient −0.0185, p = 0.0002), under five years of age mortality (coefficient −0.1897, p = 0.0003), adult male mortality (coefficient −2.5398, p = 0.0000) and adult female mortality (coefficient −1.4492, p = 0.0000). One per cent decrease in healthcare spending, measured as a proportion of gross domestic product and in purchasing power parity, was both associated with significant increases (p < 0.05) in all metrics. Five years after the 1% decrease in healthcare spending, significant increases (p < 0.05) continued to be observed in all mortality metrics.Conclusions
Decreased government healthcare spending is associated with increased population mortality in the short and long term. Policy interventions implemented in response to the financial crisis may be associated with worsening population health. 相似文献2.
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4.
《Health & place》2016
Given previous evidence that not all Scotland's higher mortality compared to England & Wales (E&W) can be explained by deprivation, the aim was to enhance understanding of this excess by analysing changes in deprivation and mortality in Scotland and E&W between 1981 and 2011. Mortality was compared by means of direct standardisation and log-linear Poisson regression models, adjusting for age, sex and deprivation. Different measures of deprivation were employed, calculated at different spatial scales. Results show that Scotland became less deprived compared to E&W between 1981 and 2011. However, the Scottish excess (the difference in mortality rates relative to E&W after adjustment for deprivation) increased from 4% higher (c.1981) to 10% higher in 2010–12. The latter figure equates to c. 5000 extra deaths per year. The increase was driven by higher mortality from cancer, suicide, alcohol related causes and drugs-related poisonings. The size and increase in Scottish excess mortality are major concerns. Investigations into its underlying causes continue, the findings of which will be relevant to other populations, given that similar excesses have been observed elsewhere in Britain. 相似文献
5.
Zhiheng Liao Jiaren Sun Jian Liu Shu Guo Shaojia Fan 《Air quality, atmosphere, & health》2018,11(7):773-783
Hong Kong is one of the special administrative regions in China and a densely populated city with poor air quality. The impact of high pollutant concentrations, especially ambient particulate matter (PM), on human health is of major concern. This study reported the temporal trends of PM masses and chemical components and assessed the PM pollution-related health risk and mortality burden in Hong Kong over a 22-year period (1995–2016). The results showed that the ambient PM increased before 2005 and then decreased gradually with overall downward trends of ??0.61 μg m?3 year?1 for inhalable PM (PM10) and ??1.30 μg m?3 year?1 for fine PM (PM2.5). No statistically significant changes were observed for secondary inorganic components (SO42?, NO3?, and NH4+), while significant decreasing trends were found for total carbon (TC) and other water-soluble irons (Na+, Cl?, and K+). The long-term variabilities of the trace elements differed greatly with species. A health risk assessment revealed that the annual inhalational carcinogenic risk from As, Cd, Ni, Cr, and Pb was always lower than the accepted criterion of 10?6, whereas the total noncarcinogenic risk from As, Cd, Ni, Cr, and Mn frequently exceeded the safe level of 1. Further, a health burden assessment indicated that the annual mean number of premature mortalities attributable to PM2.5 exposure was 2918 (95% CI: 1288, 4279) cases during the period of 2001–2016. Both health risk and mortality burden presented constant reductions in recent years, confirming the health benefits of air pollution control measures and the importance of further mitigation efforts. 相似文献
6.
Maria Felícitas Domínguez-Berjón Joan Benach Maria Dolores García-Arcal Carme Borrell 《European journal of epidemiology》1999,15(8):723-729
The aims of the present study were to describe and compare infant, neonatal, postneonatal and perinatal mortality in aggregates of Spanish Autonomous Communities (AC) with higher and lower income, as well as to describe and compare their respective inequalities among the provinces constituting AC with similar (high or low) and with extreme economic levels, over the period from 1981 to 1991. The coefficient of variation (weighted by the number of births) has been used as the measure of interprovincial inequalities in mortality within each aggregate of AC and time trends in the average mortality rates and in their coefficients of variation have been analyzed using simple linear regression. The results of the study confirmed that the four mortality rates were all higher in the aggregate of AC of lower income than in that of higher income, and have fallen in both in a similar manner. Thus the perinatal mortality rates for the lower and higher income aggregates of AC respectively were 17.3 and 12.5 per 1000 births in 1981, and 8.3 and 6.8 in 1991. The inequality in postneonatal mortality was dominant in the group of AC with a lower economic level whereas geographical inequalities in perinatal mortality predominated in the higher income group. The predominance of interprovincial inequalities in perinatal mortality when all the AC (with extreme economic levels) were considered suggest that economic factors are closely related to perinatal mortality. 相似文献
7.
《Vaccine》2017,35(30):3733-3740
ObjectivesTo describe trends in the incidence and outcomes of community-acquired pneumonia (CAP) hospitalizations among Spanish children from 2001 to 2014 and to assess the effect of the pneumococcal vaccination (PCV) coverage in this period.MethodsThis study was conducted using the Spanish National Hospital Database from 2001 to 2014 including subjects <18 years. We selected discharges with a primary diagnosis of CAP.Study variable included age, sex, comorbid conditions, procedures, isolated pathogens and hospital outcome variables.In order to estimate the effect of coverage of pneumococcal vaccination in hospitalizations for CAP, we used the number of commercialized doses of PCV (PCV7 PCV10, and PCV13) for each year.Incidence rates of admissions for CAP were calculated by dividing the number of admissions per year, sex, and age group by the corresponding number of people in that population group according to the census data.ResultsWe identified 194,419 admissions for CAP. Incidence rate was highest among children younger than 2 years and decreased significantly by 3.67% per year over the study period in this age group. Among children aged 2–4 years incidence of CAP seem to decrease after year 2009. S. pneumoniae isolations decreased significantly over time but virus isolations increased. In children aged <2 years and 2–4 years increase in PVC was associated to a decrease in the incidence of CAP hospitalizations.Overall crude in hospital mortality following CAP fell significantly from 4.1‰ in 2001–2003 to 2.8‰ in 2012–2014.ConclusionsCAP incidence rates decreased significantly among children <2 years of age from 2001 to 2014. S. pneumoniae isolations decreased significantly over time but virus isolations increased. In hospital mortality paralleling CAP fell significantly in children and adolescents from 2001 to 2014. Improvement in vaccination coverage seems to have a mitigating effect on hospitalizations and outcomes for CAP in children. 相似文献
8.
Alejandro?álvaro-Meca María?A.?Jiménez-Sousa Dariela?Micheloud Ainhoa?Sánchez-Lopez María?Heredia-Rodríguez Eduardo?Tamayo Salvador?Resino 《Population health metrics》2018,16(1):4
Background
Sepsis has represented a substantial health care and economic burden worldwide during the previous several decades. Our aim was to analyze the epidemiological trends of hospital admissions, deaths, hospital resource expenditures, and associated costs related to sepsis during the twenty-first century in Spain.Methods
We performed a retrospective study of all sepsis-related hospitalizations in Spanish public hospitals from 2000 to 2013. Data were obtained from records in the Minimum Basic Data Set. The outcome variables were sepsis, death, length of hospital stay (LOHS), and sepsis-associated costs. The study period was divided into three calendar periods (2000–2004, 2005–2009, and 2010–2013).Results
Overall, 2,646,445 patients with sepsis were included, 485,685 of whom had died (18.4%). The incidence of sepsis (events per 1000 population) increased from 3.30 (2000–2004) to 4.28 (2005–2009) to 4.45 (2010–2013) (p?<?0.001). The mortality rates from sepsis (deaths per 10,000 population) increased from 6.34 (2000–2004) to 7.88 (2005–2009) to 7.89 (2010–2013) (p?<?0.001). The case fatality rate (CFR) or proportion of patients with sepsis who died decreased from 19.1% (2000–2004) to 18.4% (2005–2009) to 17.9% (2010–2013) (p?<?0.001). The LOHS (days) decreased from 15.9 (2000–2004) to 15.7 (2005–2009) to 14.5 (2010–2013) (p?<?0.001). Total and per patient hospital costs increased from 2000 to 2011, and then decreased by the impact of the economic crisis.Conclusions
Sepsis has caused an increasing burden in terms of hospital admission, deaths, and costs in the Spanish public health system during the twenty-first century, but the incidence and mortality seemed to stabilize in 2010–2013. Moreover, there was a significant decrease in LOHS in 2010–2013 and a decline in hospital costs after 2011.9.
Anne-Sophie Evrard Liacine Bouaoun Patricia Champelovier Jacques Lambert Bernard Laumon 《Noise & health》2015,17(78):328-336
The impact of aircraft noise on health is of growing concern. We investigated the relationship between this exposure and mortality from cardiovascular disease, coronary heart disease, myocardial infarction, and stroke. We performed an ecological study on 161 communes (commune being the smallest administrative unit in France) close to the following three major French airports: Paris-Charles de Gaulle, Lyon Saint-Exupéry, and Toulouse-Blagnac. The mortality data were provided by the French Center on Medical Causes of Death for the period 2007-2010. Based on the data provided by the French Civil Aviation Authority, a weighted average exposure to aircraft noise (Lden AEI) was computed at the commune level. A Poisson regression model with commune-specific random intercepts, adjusted for potential confounding factors including air pollution, was used to investigate the association between mortality rates and Lden AEI. Positive associations were observed between Lden AEI and mortality from cardiovascular disease [adjusted mortality rate ratio (MRR) per 10 dB(A) increase in Lden AEI = 1.18; 95% confidence interval (CI): 1.11-1.25], coronary heart disease [MRR = 1.24 (1.12-1.36)], and myocardial infarction [MRR = 1.28 (1.11-1.46]. Stroke mortality was more weakly associated with Lden AEI [MRR = 1.08 (0.97-1.21]. These significant associations were not attenuated after the adjustment for air pollution. The present ecological study supports the hypothesis of an association between aircraft noise exposure and mortality from cardiovascular disease, coronary heart disease, and myocardial infarction. However, the potential for ecological bias and the possibility that this association could be due to residual confounding cannot be excluded. 相似文献
10.
Mónica Pérez-Ríos Juan M Barros-Dios Agustín Montes-Martínez Alberto Ruano-Ravina 《BMC public health》2010,10(1):256
Background
Radon is the second risk factor for lung cancer after tobacco consumption and therefore it is necessary to know the burden of disease due to its exposure. The objective of this study is to estimate radon-attributable lung cancer mortality in Galicia, a high emission area located at the Northwest Spain. 相似文献11.
The overall prevalence of smoking in New Zealand reduced from 32% in 1981 to 23.5% in 2006 but rates of smoking cessation have not been consistent among all social, demographic and ethnic groups. The period 1981–2006 also saw macroeconomic changes in New Zealand that resulted in profound increases in social and economic inequalities. Within this socio-political context we address two questions. First, has there been a social polarisation in smoking prevalence and cessation in New Zealand between 1981 and 2006? Second, to what extent can ethnic variation in rates of quitting be explained by community inequality, independently of socio-economic status? We find that smoking behaviour in New Zealand has become socially and ethnically more polarised over the past two decades, with greater levels of smoking cessation among higher socio-economic groups, and among New Zealanders of European origin. Variations in quit rates between Māori and European New Zealanders cannot be fully accounted for by ethnic differences in socio-economic status. Community inequality exerted a significant influence on Māori (but not European) smoking quit rates. The association with community inequality was particularly profound among women, and for particular age groups living in urban areas. These findings extend the international evidence for a relationship between social inequality and health, and in particular smoking behaviour. The research also confirms the importance of considering the role of contextual factors when attempting to elucidate the mechanisms linking socio-economic factors to health outcomes. Our findings emphasise that, if future smoking cessation strategies are to be successful, attention has to shift from policies that focus solely on engineering individual behavioural change, to an inclusion of the role of environmental stressors such as community inequality. 相似文献
12.
M. M. Morales Suarez-Varela A. Llopis González E. Soto Pinchel M. C. Jiménez López 《European journal of epidemiology》1996,12(4):351-358
A study of breast cancer mortality and cancer morbidity has been carried out in Spain recently for the period 1977–1988, covering the population of the 17 Autonomous Communities and 50 provinces of the country. Data was obtained from INE, Instituto Nacional de Estadistica (National Institute of Statistics), with age standardization using the indirect method. The different Autonomous Communities and provinces were compared in order to establish possible significant differences. The crude mean mortality rate was 21 cases per 100,000 inhabitants/year; Las Palmas, Gerona, Barcelona, the Balearic Islands, Navarra and Zaragoza have the highest mortality rates, with a proportional increment of 54% in that period. The crude national mean morbidity rate for the considered period was 64.0 cases per 100,000 inhabitants, and the proportional increment 180%. According to provincial figures, Alava had the highest fitted mean morbidity rate, 135 cases per 100,000 inhabitants, whilst the highest fitted mean rate was Las Palmas (28 cases/100,000 inhabitants), and the highest proportional increment was the rate for the province of Huesca (169%). When using the ANOVA test on the mean rate of the period, for mortality as well as morbidity, we observed significant differences among provinces and among Autonomous Communities (p 0.05). 相似文献
13.
Kelsh MA Morimoto L Lau E 《International archives of occupational and environmental health》2009,82(3):381-395
Objectives To compare cancer mortality rates in Amazon cantons (counties) with and without long-term oil exploration and extraction activities.
Methods Mortality (1990 through 2005) and population census (1990 and 2001) data for cantons in the provinces of the northern Amazon
Region (Napo, Orellana, Sucumbios, and Pastaza), as well as the province with the capital city of Quito (Pichincha province)
were obtained from the National Statistical Office of Ecuador, Instituto Nacional del Estadistica y Censos (INEC). Age- and
sex-adjusted mortality rate ratios (RR) and 95% confidence intervals (CI) were estimated to evaluate total and cause-specific
mortality in the study regions.
Results Among Amazon cantons with long-term oil extraction, activities there was no evidence of increased rates of death from all
causes (RR = 0.98; 95% CI = 0.95–1.01) or from overall cancer (RR = 0.82; 95% CI = 0.73–0.92), and relative risk estimates
were also lower for most individual site-specific cancer deaths. Mortality rates in the Amazon provinces overall were significantly
lower than those observed in Pichincha for all causes (RR = 0.82; 95% CI = 0.81–0.83), overall cancer (RR = 0.46; 95% CI = 0.43–0.49),
and for all site-specific cancers.
Conclusions In regions with incomplete cancer registration, mortality data are one of the few sources of information for epidemiologic
assessments. However, epidemiologic assessments in this region of Ecuador are limited by underreporting, exposure and disease
misclassification, and study design limitations. Recognizing these limitations, our analyses of national mortality data of
the Amazon Region in Ecuador does not provide evidence for an excess cancer risk in regions of the Amazon with long-term oil
production. These findings were not consistent or supportive of earlier studies in this region that suggested increased cancer
risks. 相似文献
14.
《Revue d'épidémiologie et de santé publique》2014,62(2):95-108
BackgroundCancer incidence and mortality estimates for 19 cancers (among solid tumors) are presented for France between 1980 and 2012.MethodsIncidence data were collected from 21 local registries and correspond to invasive cancers diagnosed between 1975 and 2009. Mortality data for the same period were provided by the Institut national de la santé et de la recherche médicale. The national incidence estimates were based on the use of mortality as a correlate of incidence. The observed incidence and mortality data were modeled using an age-period-cohort model. The numbers of incident cases and deaths for 2010–2012 are the result of short-term projections.ResultsIn 2012, the study estimated that 355,000 new cases of cancer (excluding non-melanoma skin cancer) and 148,000 deaths from cancer occurred in France. The incidence trend was not linear over the study period. After a constant increase from 1980 onwards, the incidence of cancer in men declined between 2005 and 2012. This recent decrease is largely related to the reduction in the incidence of prostate cancer. In women, the rates stabilized, mainly due to a change in breast cancer incidence. Mortality from most cancer types declined over the study period. A combined analysis of incidence and mortality by cancer site distinguished cancers with declining incidence and mortality (e.g., stomach) and cancers with increasing incidence and mortality (e.g., lung cancer in women). Some other cancers had rising incidence but declining mortality (e.g., thyroid).ConclusionThis study reveals recent changes in cancer incidence trends, particularly regarding breast and prostate cancers. 相似文献
15.
José Carlos López Rosa Villanueva David Martínez-Hernández Romana Albaladejo Enrique Regidor María Elisa Calle 《Journal of epidemiology / Japan Epidemiological Association》2009,19(4):206-211
Background
Consumption of Plantago ovata may protect against colorectal cancer. To test this hypothesis, an ecological study was performed to determine mortality rates and distribution of colorectal cancer, and the consumption and distribution of P ovata, in different provinces in Spain. The putative association between P ovata consumption and mortality from colorectal cancer was then evaluated.Methods
We conducted a comparative ecological study of Spanish provinces, with colorectal cancer mortality as the dependent variable and per capita consumption of P ovata by province and year as the independent variable. Associations were analyzed by calculating Spearman’s correlation coefficients and a Poisson multiple regression model.Results
Consumption of P ovata tended to be inversely correlated with mortality from colorectal cancer. In the Poisson regression analysis this tendency remained and reached statistical significance for the top quintile of P ovata consumption in the adjusted analysis (P = 0.042).Conclusions
Our results show an inverse trend between the consumption of P ovata and colorectal cancer mortality. We recommend additional observational studies of individuals, in order to better control confounding factors.Key words: colorectal cancer, Plantago ovata, ecological study, population study 相似文献16.
17.
Diego Ramiro Sara Garcia Yolanda Casado Laura Cilek Gerardo Chowell 《Annals of epidemiology》2018,28(5):267-272
Purpose
Although the 1889–1890 influenza pandemic was one of the most important epidemic events of the 19th century, little is known about the mortality impact of this pandemic based on detailed respiratory mortality data sets.Methods
We estimated excess mortality rates for the 1889–1890 pandemic in Madrid from high-resolution respiratory and all-cause individual-level mortality data retrieved from the Gazeta de Madrid, the Official Bulletin of the Spanish government. We also generated estimates of the reproduction number from the early growth phase of the pandemic.Results
The main pandemic wave in Madrid was evident from respiratory and all-cause mortality rates during the winter of 1889–1890. Our estimates of excess mortality for this pandemic were 58.3 per 10,000 for all-cause mortality and 44.5 per 10,000 for respiratory mortality. Age-specific excess mortality rates displayed a J-shape pattern, with school children aged 5–14 years experiencing the lowest respiratory excess death rates (8.8 excess respiratory deaths per 10,000), whereas older populations aged greater than or equal to 70 years had the highest rates (367.9 per 10,000). Although seniors experienced the highest absolute excess death rates, the standardized mortality ratio was highest among young adults aged 15–24 years. The early growth phase of the pandemic displayed dynamics consistent with an exponentially growing transmission process. Using the generalized-growth method, we estimated the reproduction number in the range of 1.2–1.3 assuming a 3-day mean generation interval and of 1.3–1.5 assuming a 4-day mean generation interval.Conclusions
Our study adds to our understanding of the mortality impact and transmissibility of the 1889–1890 influenza pandemic using detailed individual-level mortality data sets. More quantitative studies are needed to quantify the variability of the mortality impact of this understudied pandemic at regional and global scales. 相似文献18.
Juan B. Bellido-Blasco Susana Sabater-Vidal Mª del Mar Salvador-Ribera Alberto Arnedo-Pena Mª Dolores Tirado-Balaguer Noemí Meseguer-Ferrer Esther Silvestre-Silvestre Mª Àngels Romeu-García Concha Herrero-Carot Mª Rosario Moreno-Muñoz 《Vaccine》2012
In Spain, in 2006, two oral live-attenuated vaccines against rotavirus disease were licensed for infants up to 6 months. Recent data suggest that vaccine efficacy may vary by region. This makes the real-life postmarketing monitoring of rotavirus vaccination effectiveness an important aspect of rotavirus epidemiologic surveillance. We carried out a case–case study to assess the rotavirus vaccination effectiveness in children from 2 to 35 months of age during the year 2009 in Castellón. As a second- and counterfactual objective to evaluate the possible selection bias and the specificity of the association, we evaluated the “effectiveness” of pneumococcal vaccination against rotavirus diarrhea. Cases were 71 children with confirmed rotavirus gastroenteritis, and controls were 261 children with positive results to any other organism that was not rotavirus. The immunization status of each child, the number of doses and dates of vaccination were assessed by consulting the Regional Immunization Registry. The lowest proportion of vaccinated cases was observed among rotavirus diarrhea (2.8%). The proportion of vaccinated children among the control group was 21.8%. The effectiveness of vaccination with at least one dose of vaccine against rotavirus was 87.7% (45.5–99.7%). If we restrict the analysis to non-hospitalized children, this figure was slightly lower, 83.5% (25.4–96.3%). As expected, pneumococcal vaccination was not protective against rotavirus infection showing the specificity of the association found. The immunization information systems in combination with population-based studies of the incidence of infectious gastroenteritis, such as EDICS offer appropriate conditions for postmarketing monitoring of vaccine effectiveness. 相似文献
19.
Richard A Dale Marie Hasselberg Max Petzold Gunnel Hensing 《Substance abuse treatment, prevention, and policy》2012,7(1):1-8
The Patient Protection and Affordable Care Act (PPACA) aims to provide affordable health insurance and expanded health care coverage for some 32 million Americans. The PPACA makes provisions for using technology, evidence-based treatments, and integrated, patient-centered care to modernize the delivery of health care services. These changes are designed to ensure effectiveness, efficiency, and cost-savings within the health care system. To gauge the addiction treatment field??s readiness for health reform, the authors developed a Health Reform Readiness Index (HRRI) survey for addiction treatment agencies. Addiction treatment administrators and providers from around the United States completed the survey located on the http://www.niatx.net website. Respondents self-assessed their agencies based on 13 conditions pertinent to health reform readiness, and received a confidential score and instant feedback. On a scale of ??Needs to Begin,?? ??Early Stages,?? ??On the Way,?? and ??Advanced,?? the mean scores for respondents (n?=?276) ranked in the Early Stages of health reform preparation for 11 of 13 conditions. Of greater concern was that organizations with budgets of?<?$5 million (n?=?193) were less likely than those with budgets?>?$5 million to have information technology (patient records, patient health technology, and administrative information technology), evidence-based treatments, quality management systems, a continuum of care, or a board of directors informed about PPACA. The findings of the HRRI indicate that the addiction field, and in particular smaller organizations, have much to do to prepare for a future environment that has greater expectations for information technology use, a credentialed workforce, accountability for patient care, and an integrated continuum of care. 相似文献
20.
Angela A. Mulligan Marleen A. H. Lentjes Robert N. Luben Nicholas J. Wareham Kay-Tee Khaw 《European journal of epidemiology》2018,33(1):37-53
Studies have reported a higher mortality risk associated with weight loss, particularly in middle-aged and older adults, although some of these studies did find that gaining weight was also associated with an increased mortality risk. We examined changes in weight in relation to mortality in a prospective population-based cohort study of men and women, resident in Norfolk, UK. Participants were assessed at baseline (1993–1997) and at a second examination (1998–2000), as part of the European Prospective Investigation into Cancer and Nutrition (EPIC-Norfolk) study, and followed up to 2015 for mortality. Participants with a self-reported history of cancer or cardiovascular disease, body mass index < 18.5 kg/m2 or missing data on adjustment variables, at either time-point were excluded, leaving 12,580 participants, aged 39–78 in 1993–1997, eligible for analyses. Cox proportional hazards models were used to determine Hazard Ratios (HRs) for all-cause (2603 deaths), cardiovascular (749 deaths), cancer (981 deaths), respiratory (226 deaths) and other causes of mortality (647 deaths) by categories of weight change. After multivariate adjustment, the HRs (95% CIs) for all-cause mortality for men and women who lost more than 5 kg were 1.85 (1.48–2.31) and 1.64 (1.31–2.05) respectively. Higher hazards were also found for specific causes of mortality and weight loss > 5 kg. Similar associations were observed after excluding deaths in the first 5 years of follow-up. Results for weight gain were inconclusive. We conclude that objectively measured weight loss, but not weight gain, was associated with subsequent higher mortality risk in this population-based study of middle-aged and elderly men and women. However, undiagnosed, pre-existing disease and the inability to account for weight cycling need to be remembered when interpreting these results. Unravelling the causal pathways underlying this association will require more detailed studies, including that of changes in body composition. 相似文献