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Biomedical subjects

C Borrell

Publications and source records attributed to C Borrell.

At least 37 records · Page 2Linked to original sources

Material deprivation and leading causes of death by gender: evidence from a nationwide small area study.

STUDY OBJECTIVE: To investigate the association between material deprivation and 10 leading causes of death by gender. DESIGN: Small area cross sectional ecological study using two dimensions of material deprivation (Index 1 and Index 2) drawn from 1991 census and cause specific mortality data aggregated for 1987-1995. SETTING: 2218 small areas in Spain. MAIN RESULTS: Strong detrimental associations of two deprivation indices were found with top six leading causes of death for men and top seven leading causes of death for women, except breast cancer. For men, the highest percentages of excess mortality (between 40% and 60%) were found for smoking and alcohol related causes of death such as lung cancer, chronic obstructive pulmonary diseases, and cirrhosis while for women the highest percentages of excess mortality (between 40% and 60%) were found for diet related causes such as diabetes and ischaemic heart disease. CONCLUSIONS: Health inequality is a widespread phenomenon in the majority of the top leading causes of deaths of the nation. Increasing levels of deprivation indices are associated with mortality risk differently by both cause and gender. Results suggest that deprivation effects mainly captured by Index 2 may manifest largely as unfavourable health behaviours leading to gender specific sets of causes of deaths. Findings of this study are consistent with the idea that material deprivation determines health inequality through both an increase of general susceptibility to ill health, leading to excess mortality in a wide range of causes, and a set of specific factors, resulting in an increased risk of death from a specific set of causes in each gender.

Cause of Death↗

Trends in young adult mortality in three European cities: Barcelona, Bologna and Munich, 1986-1995.

OBJECTIVE: In recent decades, in most European countries young adult mortality has risen, or at best has remained stable. The aim of this study was to describe trends in mortality attributable to the principal causes of death: AIDS, drug overdose, suicide and motor vehicle traffic accidents, among adults aged between 15 and 34 years in three European cities (Barcelona, Bologna and Munich), over the period 1986 to 1995. METHODS: The population studied consisted of all deaths that occurred between 1986 and 1995 among residents of Barcelona, Bologna and Munich aged from 15 to 34 years. Information about deaths was obtained from mortality registers. The study variables were sex, age, the underlying cause of death and year of death. Causes of death studied were: drug overdose, AIDS, suicide and motor vehicle traffic accidents. Age standardised mortality rates (direct adjustment) were obtained in all three cities for the age range 15-34. To investigate trends in mortality over the study period Poisson regression models were fitted, obtaining the average relative risk (RR) associated with a one year increment. RESULTS: Young adult mortality increased among men in Barcelona and Bologna (RR per year: 1.04, 95% confidence intervals (95%CI): 1.03, 1.06 in Barcelona and RR:1.03, 95%CI:1.01, 1.06 in Bologna) and among women in Barcelona (RR:1.02, 95%CI: 1.01, 1.04), with a change in the pattern of the main causes of death attributable to the increase in AIDS and drug overdose mortality. In Munich, the pattern did not change as much, suicides being the main cause of death during the 10 years studied, although they have been decreasing since 1988 (RR:0.92, 95%CI:0.88, 0.96 for men and 0.81, 95%CI: 0.75-0.87 for women). CONCLUSION: The increase in AIDS mortality observed in the three European cities in the mid-80s and mid-90s has yielded substantial changes in the pattern of the main causes of death at young ages in Barcelona and Bologna. Munich presented a more stable pattern, with suicide as the main cause of death.

Accidents, Traffic↗

Gender inequalities in health among workers: the relation with family demands.

OBJECTIVES: To analyse whether there are gender inequalities in health among male and female workers who are married or cohabiting and to assess whether there are gender differences in the relation between family demands and health. Additionally, for both objectives it will be examined whether these gender patterns are similar for manual and non-manual workers. DESIGN AND SETTING: The data have been taken from the 1994 Catalonian Health Survey (CHS), a cross sectional survey based on a representative sample of the non-institutionalised population of Catalonia, a region in the north east of Spain that has about 6 million inhabitants. The dependent variables were four ill health indicators (self perceived health status, limiting longstanding illness, having at least one chronic condition and mental health) and two health related behaviours closely related to having time for oneself (no leisure time physical activity and sleeping six hours or less a day). Family demands were measured with three variables: household size, living with children under 15 years and living with adults older than 65 years. The analysis was separated for gender and social class (manual and non-manual workers) and additionally adjusted for age. Gender differences for all dependent and independent variables were first tested at the bivariate level using the chi(2) test for categorical variables and the t test for age. Secondly, multivariate logistic regression models were fitted. PARTICIPANTS: Persons who were employed, married or cohabiting, aged 25 to 64 years (2148 men and 1185 women). RESULTS: A female excess for all the ill health indicators was found, while there were no gender differences in the health related behaviours analysed. Family demands had a greater impact on health and health related behaviours of female manual workers. In this group household size was positively related to four dependent variables. The adjusted odds ratios (ORs) to living in family units of more than four persons versus living only with the spouse were 2.74 (95%CI=1.22, 6.17) for poor self perceived health status, 3.16 (95%CI=0.98, 10.15) for limiting long standing illness, 3.28 (95%CI=1.45, 7.44) for having at least one chronic condition, and 2.60 (95%CI=1.12, 6.00) for sleeping six hours or less a day. Among female manual workers living with children under 15 years was positively associated with no leisure time physical activity (adjusted OR=2.37; 95% CI=1.43, 3.92) and with sleeping six hours or less a day (adjusted OR=1.91; 95% CI=1.13, 3.32). Living with adults older than 65 years had an unexpected negative relation with poor self perceived health status (adjusted OR=0.33; 95%CI=0.16, 0.66), and with chronic conditions (adjusted OR=0.45; 95%CI=0.24, 0.87) in female manual workers. Among male manual workers living with children under 15 years was positively associated with longstanding limiting illness (adjusted OR=2.44; 95%CI=1.36, 4.38). CONCLUSION: When gender differences in health are analysed, both the paid and the non-paid work should be considered as well as the interaction between these two dimensions, gender and social class. In Catalonia, as probably in Spain and in other countries, private changes such as sharing domestic responsibilities, as well as active public policies for facilitating family care are needed in order to reduce gender health inequalities attributable to the unequal distribution of family demands.

Adult↗

[Inequalities in health according to social class in Catalonia, 1994].

OBJECTIVE: To study social inequalities in health in Catalonia. DESIGN: Cross-sectional survey of a representative sample of the population of Catalonia, Spain (Catalan Health Interview Survey, 1994). PARTICIPANTS: Responses from 5641 males and 6604 women aged 15 years or over were included for analysis. MEASUREMENTS AND MAIN RESULTS: We analysed the information about self-perceived health, restriction of activity, and presence of chronic conditions according to social class by means of logistic regression models. The proportion of subjects that rated their health as fair or poor was higher in social classes IV-V than in classes I-II (men: 25.0% vs. 14.5%; OR, 1.8, 95% CI, 1.5-2.3; women: 34.4% vs. 21.5%; OR, 1.7, 95% CI, 1.4-2.1). There were differences by social class in respect to restriction of activity and presence of chronic conditions. CONCLUSIONS: Despite the decrease of social inequalities in accesibility and use of health services due to the universalisation of health coverage, differences by social class remain in the perception of health status. These inequalities should be addressed by the health system within the framework of broad public and social policies.

Adolescent↗

Trends in social class inequalities in health status, health-related behaviors, and health services utilization in a Southern European urban area (1983-1994).

BACKGROUND: The objective of this study was to describe the evolution of social class inequalities in Barcelona (Spain) residents in perceived health status, health-related behaviors, and utilization of health services between 1983 and 1994. METHODS: The information was obtained from the Health Interview Surveys conducted in 1983, 1986, 1992, and 1994 in Barcelona. In this study we included noninstitutionalized people ages >14 years. Social class was obtained from the Spanish adaptation of the British Registrar General classification. We studied health status, health-related behaviors, and health services utilization variables. Age-adjusted percentages and the relative index of inequality were obtained. RESULTS: Of the health status variables, having been confined to bed and acute restriction of activity in the 2 weeks prior to the interview showed an increase in inequalities by social class in 1994. The pattern of chronic conditions by social class in men did not change between 1983 and 1994. Women had a higher prevalence of chronic conditions and the inequalities among social classes had increased. In men there were no social class inequalities in smoking in 1983. In 1992 and 1994 smoking was more prevalent in men of social classes IV and V. In women, smoking was more prevalent in social classes I and II in 1983 than in social classes IV and V, something that had changed by 1994. Lack of usual physical activity in men was always more prevalent in social classes I and II, and this difference increased since more people of advantaged classes moved into inactivity. Health services utilization showed no inequalities in the years studied. CONCLUSION: The changing pattern according to social class of smoking and physical activity practice needs to be taken into account by policy-makers and public health workers.

Adolescent↗

Inequalities in mortality by social class in men in Barcelona, Spain.

Most of the studies of inequalities in mortality carried out in Spain have been ecological, due to the difficulty of obtaining good quality socioeconomic information at individual level. The objective of this study was to describe inequalities in mortality by social class, based on occupation, among men residents of Barcelona in 1993. A representative sample was obtained of men residents of Barcelona who died during the year 1993, aged between 15 and 65 years. It was a retrospective interview given to relatives of the deceased, or other closely related persons. The variables analysed were: age, education level, underlying cause of death, and social class based on occupation (manual and non-manual workers). Rates, relative risks (RRs) and their 95% confidence intervals (95% CIs) are presented by age groups and cause of death. The main results show that among young people, the excess of mortality due to infectious diseases is notable (RR: 1.9; 95% CI: 1.6-2.2), and also due to external causes (RR: 2.1; 95% CI: 1.8-2.4) among manual workers with respect to non-manual workers, mainly due to AIDS and drug overdose. No significant differences were found in mortality due to tumours. For respiratory and cardiovascular causes, there is an increase in mortality in the less favoured social classes, as also occurs for mortality due to diseases of the digestive system, particularly among young manual workers, with an RR: 2.6 (95% CI: 1.5-3.6) compared to non-manual workers. This study shows that it is necessary to continue exploring inequalities in health, but above all it is necessary to implement efficient preventive measures addressed mainly at young people in situations of disadvantage, in order to avoid the excess of avoidable mortality which is found.

Adolescent↗

The quality of care and influence of double health care coverage in Catalonia (Spain).

AIMS: To analyse inequalities by social class in children's access to and utilisation of health services in Catalonia (Spain), private health insurance coverage, and certain aspects of the quality of care received. DESIGN: Cross sectional study using data from the 1994 Catalan Health Interview Survey. SETTING: Child population of Catalonia. PARTICIPANTS: A representative sample of non-institutionalised children younger than 15 years (n = 2433). MAIN OUTCOME MEASURES: Health services utilisation, perceived health, type of health insurance (only National Health System (NHS) or both NHS and private health insurance), and social class. RESULTS: No inequalities by social class were found for the utilisation of health care services provided by the NHS among children in most need. Double health care coverage does not influence the social pattern of visits. Nevertheless, social inequalities still remain in the use of those health services provided only partially by the NHS (dentist) and when characteristics of the last consultation are taken into account. That is, subjects who paid for a private service waited an average of 14.8 minutes less than those whose visit was paid for by the NHS only. CONCLUSION: Equitable access and use of medical care services in relation to need, regardless of the type of insurance and social class of their children and families, has been achieved in this region of Spain; differences by social class remain for those services incompletely covered by national health insurance and aspects of the quality of care provided.

Adolescent↗

Impact of a helmet law on two wheel motor vehicle crash mortality in a southern European urban area.

BACKGROUND: In Spain, a federal road safety law went into effect in the fall of 1992 extending to urban areas the unrestricted use of safety helmets by all two wheel motor vehicle occupants. OBJECTIVES: To assess the effect of the law in reducing fatal motorcycle crash injuries; to estimate the number of lives saved; and to determine changes in the distribution of severity and anatomical location of injuries. METHODS: Pre-test/post-test design of all deaths of two wheel motor vehicle occupants from 1990-92 (pre-law period) and from 1993-95 (post-law period) detected by the Barcelona Forensic Institute and the city police department. Injuries were coded using the 1990 version of the abbreviated injury scale. Poisson regression methods were used to model trends in mortality ratios and to provide estimates of the number of lives saved. RESULTS: Between 1993 and 1995, 35 lives of two wheel motor vehicle occupants were spared, representing a decrease of 25% in the observed motorcycle crash mortality in the post-law period when compared with what would be expected if no such law had gone into effect. The proportion of deaths with severe head injuries was also reduced from 76% to 67% in the post-law period. CONCLUSIONS: This study offers the first evaluation of a helmet law using combined forensic and police data in a large south European urban area where there is widespread use of motorcycles. Our results confirm the effectiveness of the helmet law, as measured by the reduction in the number of deaths and mortality ratios after the law implementation. The findings reinforce the public health benefits of mandatory non-restricted motorcycle and moped helmet use, even in urban areas with lower traffic speeds.

Accidents, Traffic↗

Social inequalities in health related behaviours in Barcelona.

OBJECTIVE: This study describes social class inequalities in health related behaviours (tobacco and alcohol consumption, physical activity) among a sample of general population over 14 years old in Barcelona. DESIGN: Cross sectional study (Barcelona Health Interview Survey). SETTING: Barcelona city (Spain). PARTICIPANTS: A representative stratified sample of the non-institutionalised population resident in Barcelona was obtained. This study refers to the 4171 respondents aged over 14. DATA: Social class was obtained from a Spanish adaptation of the British Registrar General classification. In addition, sociodemographic variables such as family structure and employment status were used. As health related behaviours tobacco consumption, alcohol consumption, usual physical activity and leisure time physical activity were analysed. Age adjusted percentages were compared by social class. Multivariate analysis was performed using logistic regression models. MAIN RESULTS: Women in the upper social classes were more likely to smoke, the adjusted odds ratio (OR) for social class V in reference to social class I was 0.36 (95% confidence intervals (95%CI): 0.19, 0.67), while the opposite occurred among men although it was not statistically significant in multivariate analysis. Smoking cessation was more likely among men in the higher classes (OR for class V 0.41, 95%CI: 0.18, 0.90). Excessive alcohol consumption among men showed no differences between classes, while among women it was greater in the upper classes. Engaging in usual physical activity classified as "light or none" in men decreased with lowering social class (OR class IVa: 0.55 and OR class IVb: 0.47). Women of social classes IV and V were less likely to have two or more health risk behaviours (OR for class V 0.33, 95% CI: 0.18, 0.62). CONCLUSION: Health damaging behaviours are differentially distributed among social classes in Barcelona. Health policies should take into account these inequalities.

Adolescent↗

Pattern of smoking initiation in Catalonia, Spain, from 1948 to 1992.

OBJECTIVES: This study analyzed the pattern of smoking initiation by sex and educational level in Catalonia, Spain. METHODS: Data from the 1994 Catalan Health Interview Survey were used (n = 12,245). The age and smoking status of each subject were reconstructed for each calendar period. Age-specific smoking initiation rates were calculated. RESULTS: Smoking initiation among females was rare until the 1960s, but from the period 1968-1972 onward a converging pattern was observed between the genders. Women with higher levels of education started smoking before other women, but the gradient of educational level has changed in recent years, with higher initiation rates among less-educated women. CONCLUSIONS: These results are consistent with diffusion-of-innovations theory and could be related to social and economic changes from the 1960s onward in Spain.

Adolescent↗

[An evaluation of the impact of primary care reform on health].

OBJECTIVE: Evaluation of the impact of the reform of primary health care services on the population health. DESIGN: Comparative analysis of mortality rates for the 1984-96 period in three zones of homogeneous socioeconomic level, assessing the effect of the differential development of the reform of public primary health care services. SETTING: The study is restricted to the 23 health areas with lower socioeconomic status in the city of Barcelona (443092 inhabitants). MEASUREMENTS AND MAIN RESULTS: The study areas are categorized in three groups, according to the sequence of the reform: reformed between 1984 and 1989, RAP1 zone, reformed between 1990 and 1991, RAP2 zone, and those still served by the old scheme in 1992, NORAP zone. General mortality rates are analyzed, and also mortality rates by those avoidable conditions. Significant differences among the three zones are initially visible. The mortality decline is 13.6% in the RAP1 zone and 10.3% in the NORAP zone, so that the decline in the RAP1 zone is 32% greater than in the NORAP zone. At the end of the study, mortality due to stroke and hypertension is lower in the RAP zones than in the NORAP zone. Perinatal mortality shows a clear decline in the three zones. No relevant changes are seen for tuberculosis or cervical cancer. Lung cancer mortality increases except in RAP1 zone where it declines, to the point that the excess mortality from that cause estimated by comparison with the NORAP zone in the initial phase of the study vanishes. Death rates from cirrhosis and motor vehicle accident decline in all zones. CONCLUSIONS: There is a clear association between the process of reform of primary care and the decrease in general mortality in these zones of low socioeconomic level. These results suggest that the reform of primary health care services in Spain may have a significant impact in the mortality of the population of lower socioeconomic level. The study highlight the cost in health and human lives of maintaining obsolete and overburdened services for some segments of the population, and justify the need and urgency of completing the process of reform initiated in 1984 and still unfinished in 1999.

Cause of Death↗

Infant and perinatal mortality in Spain 1981-1991: interprovincial variations in Autonomous Communities with extreme economic levels.

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.

Humans↗

Cancer mortality by educational level in the city of Barcelona.

The objective of this study was to examine the relationship between educational level and mortality from cancer in the city of Barcelona. The data were derived from a record linkage between the Barcelona Mortality Registry and the Municipal Census. The relative risks (RR) of death and 95% confidence intervals (CIs) according to level of education were derived from Poisson regression models. For all malignancies, men in the lowest educational level had a RR of death of 1.21 (95% CI 1.13-1.29) compared with men with a university degree, whereas for women a significant decreasing in risk was observed (RR 0.81; 95% CI 0.74-0.90). Among men, significant negative trends of increasing risk according to level of education were present for cancer of the mouth and pharynx (RR 1.70 for lowest vs. highest level of education), oesophagus (RR 2.14), stomach (RR 1.99), larynx (RR 2.56) and lung (RR 1.35). Among women, cervical cancer was negatively related to education (RR 2.62), whereas a positive trend was present for cancers of the colon (RR 0.76), pancreas (RR 0.59), lung (RR 0.55) and breast (RR 0.65). The present study confirms for the first time, at an individual level, the existence of socioeconomic differences in mortality for several cancer sites in Barcelona, Spain. There is a need to implement health programmes and public health policies to reduce these inequities.

Adult↗

Physical activity assessment in population surveys: can it really be simplified?

BACKGROUND: Several studies have used a simplified approach for the assessment of physical activity such as the frequency of exercise-induced sweating. In this study leisure-time physical activity has been assessed using this and another more detailed measure. SUBJECTS AND METHODS: A sample of 4171 adults answered the Health Interview Survey of Barcelona in 1992. The respondents were classified into categories depending on participation in moderate and/or intense physical activity (> or =20 min) and also according to the frequency of exercise-induced sweating: 0, 1-2 and > or =3 times/week. Agreement between the two measures was calculated using the weighted Kappa (Kw) statistic with 95% confidence intervals (95% CI). Stratified analyses were performed. RESULTS: Prevalence of physical activity > or =3 times/week was lower with the sweat question (12.5%) than with the questions about the frequency of performance of selected activities (19.6%). The physical activity patterns by age, gender and overweight were similar for the two measures, but differed by month of the year. Agreement was lower among the older age categories and was higher among males (Kw = 0.59, 95% CI: 0.57-0.62) than among females (Kw = 0.48, 95% CI: 0.46-0.50). Overall, the agreement was higher in the hotter months (Kw = 0.72 among males and 0.58 among females). CONCLUSIONS: In the assessment of physical activity in the population by means of the sweat question there can be interference from other variables, apart from the intensity of the activity, which influence sweating during the exercise. Further assessments of the validity of exercise-induced sweating in representative samples of the general population would be useful.

Adolescent↗

Inequalities in mortality according to educational level in two large Southern European cities.

BACKGROUND: In Spain, studies on social inequalities in mortality based on individuals are few due to the poor quality of information on occupation in death certificates. This study looks at the differences in mortality according to educational level, using individual information obtained through the linkage between the Death Register and the Municipal Census, in the cities of Madrid and Barcelona, Spain. METHODS: The study populations were residents of Madrid and Barcelona aged >24 years, who died in 1993 and 1994. Indicators obtained for each city and educational level were: age- and sex-specific mortality rates, and life expectancy at 25 years. Poisson regression models were fitted to obtain the relative risk (RR) of death for each educational level with respect to the reference level (higher education completed), adjusted for age. RESULTS: The mortality rate was lower among individuals with higher educational levels, while life expectancy at 25 years was higher. In both cities men and women with no education showed the highest mortality in all age groups, with very high RR in the youngest age group (RR for men aged 25-34 years = 7.08 in Madrid and 6.02 in Barcelona, whereas in women these RR were 6.33 and 5.63 respectively). In Barcelona the greater part of the overall mortality difference for the group aged 25-34 years was due to AIDS (acquired deficiency syndrome, 33.4% in men and 59.3% in women). CONCLUSION: The present study has found higher mortality (mainly from AIDS) among individuals with no academic qualifications thus drawing attention to the need to implement policies aimed at reducing these inequalities.

Adult↗

Social inequalities in perceived health and the use of health services in a southern European urban area.

People of lower social class have worse health and less access to health services and preventive care. This article describes social class inequalities in health status and use of services, both curative and preventive, in Barcelona, in a country with a national health service. The cross-sectional study uses information from the 1992 Barcelona Health Interview Survey. Social class was designated using an adaptation of the British Registrar General classification. The study variables measured health status, health services utilization, and preventive practices. Bivariate and multivariate analyses were used. Some 88 percent of men in social class I and 81 percent in class V had very good or good perceived health status. For women these figures were 85.2 and 57.6 percent, respectively. Chronic illness increased with lower social class. There were no social class differences in the frequency of physician visits during the two weeks prior to the interview among people with poor perceived health. Some 60.7 percent of women aged over 29 in social class I had periodic cervical smears, but only 32 percent of those in class V; the corresponding figures for mammography were 37.8 and 11.3 percent. The national health service has advantages in terms of access to health services, but more knowledge about the quality of these services is required. The study findings are sufficient to defend the undertaking of equitable health policies, especially in providing access to preventive care for the entire population.

Adolescent↗