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Biomedical subjects

J Aranceta

Publications and source records attributed to J Aranceta.

At least 19 recordsLinked to original sources

[School-based education strategies to promote fruit and vegetable consumption: the Pro Children Project].

Available population data suggest that a high proportion of European children and young people eat less fruit and vegetables than desirable. School based health promotion strategies fostering healthy eating practices and regular physical activity has the potential for a major impact on health and wellbeing during childhood and later stages in life. The aim of Pro-Children project is to estimate the consumption of fruit and vegetables as well as its main determinants among 11 year old European children and their families. It also aims to develop and assess the effectiveness of a school-based intervention program to promote adequate consumption levels of fruit and vegetables among school children. In the first phase of the project, cross-sectional studies were carried out on random population samples in nine European countries. The study protocol included assessment of fruit and vegetable consumption and a questionnaire to ascertain key determinants. A school-based intervention program was designed based on the Attitude, Social Influence and Self-Efficacy model (ASE). Theoretically similar but culturally relevant interventions were designed to be tested in Norway, The Netherlands and Spain during two school years. Each intervention site follows-up 10 intervention schools implementing the program and 10 control schools. Intervention planning and design followed an intervention mapping procedure. Key behaviours and determinants to be addressed through the intervention were identified in order to develop a matrix of educational objectives. The provision of fruit and vegetables in the school is an outstanding element. Program activities include guided classroom activities, computer tailored messages for children, activities to be completed at home with the family and family targeted specific actions. Additionally, optional components for community reinforcement include mass media, school health services participation and implication of grocery stores in the project. Despite cultural and social diversity, common school-based strategies to increase fruit and vegetable consumption among children are feasible across Europe. Understanding specific situations will enhance implementation and gain support.

Child↗

Nutrient adequacy and Mediterranean Diet in Spanish school children and adolescents.

OBJECTIVE: To evaluate dietary habits and nutritional status of Spanish school children and adolescents, and their relationship with the Mediterranean Diet. DESIGN: Cross-sectional study by face-to-face interview. SETTING: Free living children and adolescents of all Spanish regions. SUBJECTS: A random sample of 3166 people aged 6-24 y. METHODS: Home interviews conducted by a team of 43 dietitians included 24-h recalls (a second 24-h recall in 25% of the sample) and a short frequency questionnaire to determine the quality of the Mediterranean Diet (KIDMED). RESULTS: The participation rate was 68%. In general, the adequacy of the Mediterranean Diet rose with increased mean intakes of the majority of vitamins and minerals and decreased percentages of inadequate intakes (&<2/3 of the RNI) for calcium, magnesium, vitamin B(6) and C in both sexes, and iron and vitamin A only in females. CONCLUSIONS: This study demonstrates that the Mediterranean Diet contributes to nutritional quality, and also shows concomitant risks as the Mediterranean Diet deteriorates.

Adolescent↗

Sociodemographic and lifestyle determinants of food patterns in Spanish children and adolescents: the enKid study.

OBJECTIVE: To analyse prevailing food patterns among Spanish children and young people and their relationship to sociodemographic and lifestyle factors. DESIGN: Cross-sectional population survey. SETTING: Population study. Data were collected at participants' home addresses. SUBJECTS: Random sample of the Spanish population aged 2-24 y (n=3534; 1629 boys and 1905 girls). INTERVENTIONS: Food consumption was assessed by means of a 24-h recall and a food frequency questionnaire. Sociodemographic and lifestyle related data were collected by specially designed questionnaires, previously pretested and validated. All the information was collected during a personal interview by trained dietitians. DATA COLLECTION: May 1998-April 2000. RESULTS: Average consumption of fruit and vegetables was low. The youngest age group (2-5 y) showed the lowest proportions of inadequacy for the dairy group (P<0,001; chi(2)=39.11 boys; chi(2)=49.60 girls). Factor analysis identified five main components of dietary patterns. The 'Snacky' pattern was characterised by more frequent and higher consumption of bakery products (buns, cakes and biscuits), sweets, salted snacks and soft drinks. Higher intakes of fruit, vegetables and fish were associated to the 'Healthy' pattern. Children whose mother had a low level of education and those who spent more than 2 h daily watching TV were more likely to follow the 'Snacky' pattern. Girls were more likely to follow the 'Healthy' pattern, while children and young people whose mother had a lower level of education were less likely. CONCLUSION: Results from this study highlight the importance of enhancing school-based and community-based actions to promote healthy eating and physical activity addressed to children and young people.

Adolescent↗

Food preferences of Spanish children and young people: the enKid study.

OBJECTIVE: To describe the profile of food preferences, likes and dislikes of Spanish children and young people and analyse its connection with prevailing food patterns. DESIGN: Cross-sectional population survey. SETTING: Population study. Data were collected at participants' home address. SUBJECTS: Random sample of the Spanish population aged 2-24 y (n=3534; 1629 boys and 1905 girls). INTERVENTIONS: Food preferences, food consumption and practices as well as nutrition-related information were assessed by means of a multiple choice questionnaire. A food preference score was computed considering food items ranked as first, second or third choice within each food group. Data collection was carried out during May 1998-April 2000. RESULTS: Bananas and apples were the fruit items preferred by Spanish children and young people across all age and gender groups. Within the vegetable group tomato sauce and salads, particularly lettuce and tomato salad scored highest, followed by carrots in all age and gender groups. However, 47% (95% confidence interval 46-48%) of the sample reported dislike for vegetables and an additional 5.7% (95% confidence interval 4.9-6.5%) a dislike for fruit. The proportion of individuals with low consumption of vegetables or fruit was significantly higher among those reporting a dislike either for vegetables (chi(2)=127.69; P<0.001); fruit (chi(2)=24.62; P<0.001) or for both groups (chi(2)=81.53; P<0.001). CONCLUSION: There is a significant relationship between the likes/dislikes for fruits and vegetables and usual consumption of this food group among children and young people. Strategies addressed to improve acceptance for this food group should be considered when designing interventions aimed at promoting adequate consumption of fruits and vegetables among children and young people.

Adolescent↗

Nutritional risks in the Spanish population: results of the eVe study.

OBJECTIVE: To determine the vitamin status of different groups within the Spanish population. DESIGN: Pooled analysis of cross-sectional population nutritional regional studies and meta-analysis of smaller studies in population subgroups performed in Spain between 1990 and 1999. SUBJECTS: In total, 10 208 participants in eight random population studies aged 25-60 y and participants in 76 studies included in the meta-analysis. INTERVENTIONS: The data from different nutritional studies performed on sample populations representative of eight regions of Spain were integrated into a single database. A meta-analysis was also performed on the results of nutritional studies on the Spanish population involving subjects of other ages and status (all published between 1990 and 1999). RESULTS: The mean intakes observed after the integration of the eight regional studies, and in the meta-analysis study, were similar to those recommended, although a considerable percentage of people had insufficient intakes. CONCLUSIONS: Further studies are required, but the vitamin status of the Spanish population clearly shows room for improvement, especially with respect to vitamins B(2), B(6), A, E, D and folates. Bearing in mind that adequate vitamin intakes are associated with protection from a range of diseases, steps should be taken to correct the imbalances recorded.

Adult↗

Community nutrition.

Scientific evidence has placed community nutrition among the front line strategies in health promotion. Traditional food habits have progressively changed in the last few decades. The combination of changes in food patterns and sedentary lifestyles have contributed to a significant increase in the prevalence of overweight and obesity. Efforts in community nutrition should now focus on three key aspects: nutrition education in schools and in the community, food safety and enhanced culinary skills in all age groups. School meals and other catering services provided at work or community sites should be consistent with the educational message. Catering services should ensure adequate nutritional supply, foster healthy eating practices and encourage participation in gastronomic culture and social learning. Food safety includes the procurement of a safe adequate food supply in sufficient amounts to cover the nutritional requirements of all individuals. It has become a priority for Public Health. Social changes along new scientific developments will introduce new demands into community nutrition and request a more important role for individually tailored advise. In order to face these challenges, community nutrition professionals need to be highly qualified and skilled.

Community Health Services↗

Nutrition education in schools: experiences and challenges.

Health promotion from the early stages in life by fostering healthy eating practices and regular physical activity has the potential for a major impact on health and well-being during childhood and later stages in life.School-based nutrition education should consider the needs and interests of students, teachers and the school. Educational strategies include efforts to increase health awareness, communication and skill building. Previous literature reviews identified educational strategies directly relevant to a behavioural focus and theory-driven strategies among the elements conducive to successful programmes. Other features that contribute to gain effectiveness are the provision of adequate time and intensity for the intervention, involvement of families, particularly for younger children, and incorporation of self-assessment and feedback in interventions for older children. School meals provide a valuable opportunity for nutrition education. The emphasis on environmental and behavioural factors in successful school-based physical activity and nutrition interventions highlights the importance of involving parents and other community members.

Adolescent↗

Determinants of nutrient intake among children and adolescents: results from the enKid Study.

BACKGROUND: Although adequacy of nutrient intake has been studied considerably in children and adolescents across Europe, the factors associated with nutritional risk have rarely been addressed. This study was developed in order to explore the nutritional intakes of Spanish children and the factors influencing the risk of nutritional inadequacy. OBJECTIVES: To evaluate socio-economic and lifestyle variables associated with nutritional adequacy in Spanish children and adolescents. METHODS: A cross-sectional study utilising face-to-face interviews. A random sample of 3,534 individuals aged 2-24 years were interviewed by a team of 43 dieticians in the subjects' homes. Interviews included two 24-hour recalls (a second 24-hour recall in 25% of the sample) and other questions, including lifestyle. Weight and height were measured in all subjects. Under-reporters (18%) were excluded from the present analysis. An unconditional logistic regression analysis was used to identify variables associated with greater nutritional risk. RESULTS: The participation rate was 68%. Twenty percent of males and 50% of females were classified as being at high nutritional risk. Variables associated with increased nutritional risk were: age between 14 and 24 years, being female, low social class, low educational level of the mother, having more than one sibling, smoking, watching TV during meals, sedentary habits at leisure time, infrequent meals and a poor quality breakfast. One dietary factor closely associated with nutritional risk was a failure to consume ready-to-eat cereals. CONCLUSIONS: Nutritional risk during infancy and adolescence is associated with socio-economic and educational variables of the family, and some lifestyle factors including physical activity and the quality of the breakfast meal.

Adolescent↗

Risk of inadequate intakes of vitamins A, B1, B6, C, E, folate, iron and calcium in the Spanish population aged 4 to 18.

A meta-analysis of the most representative Spanish nutrition studies was carried out to identify inadequate intakes of vitamins, A, B1, B6, C, E, folate, iron, and calcium in children aged 4 to 18. Information on vegetable, fruit and fruit juice/beverage intake was also solicited. Data drawn from the selected studies yielded a total of 6540 children and adolescents in eight geographical areas. The sample was stratified by age (children: 4 to 14 years old and adolescents: 13-18 years old) and sex. Inadequate intakes (below two-thirds of the recommended values) were notable in children for vitamin E, vitamin C, and vitamin A and in girls, iron. In adolescents, low intakes were especially marked for vitamin E and vitamin A, and in girls, calcium, folate, and iron. Adolescents consumed more vegetables, fruit juice, and fruit drinks whereas children had higher fruit intakes. Regional differences in consumption were also detected. Strategies for improving nutrient intake in these vulnerable populations are discussed.

Adolescent↗

Influence of sociodemographic factors in the prevalence of obesity in Spain. The SEEDO'97 Study.

OBJECTIVE: To analyse the influence of social and cultural factors in the prevalence of obesity in the Spanish adult population aged 25--60 y based on available population data. DESIGN: Pooled analysis of four cross-sectional nutrition surveys. SUBJECTS: A total of 5388 free-living subjects aged 25--60 y, respondents of the Nutritional Surveys carried out in four Spanish regions (Catalunya, Basque Country, Madrid and Valencia) from 1990 to 1994. The samples were pooled together and weighted to build a national random sample. MEASUREMENTS: Weight and height were measured on each individual by trained observers. Age, gender, educational level, occupation, habitat (rural/urban) and region were considered. Obesity was defined as body mass index > or = 30 kg/m(2). The protocol used in each survey was in accordance with the recommendations of the Spanish Society for the Study of Obesity (SEEDO). Logistic regression models were designed to analyse the influence of sociodemographic factors in the prevalence of obesity in men and women. RESULTS: The prevalence of obesity was higher in older age groups in men and women, odds ratio (OR) for every 10 y OR=1.40 (95% CI 1.39--1.41) for men and OR=1.86 (95% CI 1.85--1.87) for women. Logistic regression analysis adjusted for age showed higher obesity rates among low educated people, OR=1.80 (95% CI 1.78--1.81) in men and OR=2.36 (95% CI 2.29--2.42) in women (P<0.001). Among men the odds ratio for the prevalence of obesity in rural areas was OR=1.87 (95% CI 1.86--1.89), compared to cities. The geographical distribution showed higher obesity rates in the southeast. CONCLUSION: This study supports that obesity is a multifactorial problem. Older women with low educational level and low income seem to be the most susceptible group to weight gain. Therefore, Public Health Programs should consider this type of environmental factor when planning strategies aimed at preventing or reducing the problem of obesity in western societies.

Adult↗

School-based nutrition education: lessons learned and new perspectives.

Nutrition is a major environmental influence on physical and mental growth and development in early life. Food habits during infancy can influence preferences and practices in later life and some evidence suggests fair to moderate tracking of food habits from childhood to adolescence. Studies support that good nutrition contributes to improving the wellbeing of children and their potential learning ability, thus contributing to better school performance. Children and young people who learn healthy eating habits, are encouraged to be physically active, to avoid smoking and to learn to manage stress, have the potential for reduced impact of chronic diseases in adulthood. Nutrition education is a key element to promoting lifelong healthy eating and exercise behaviours and should start from the early stages of life; it should also address the specific nutritional needs associated with pregnancy, including reinforcing breastfeeding. Food habits are complex in nature and multiple conditioning factors interact in their development. Young children do not choose what they eat, but their parents decide and prepare the food for them. During infancy and early childhood the family is a key environment for children to learn and develop food preferences and eating habits. As they grow and start school, teachers, peers and other people at school, together with the media and social leaders, become more important. Progressively children become more independent and start making their own food choices. The peer group is very important for adolescents and has a major influence in developing both food habits and lifestyles. Community trials suggest that nutrition education is an accessible effective tool in health promotion programmes with a focus on the development of healthy eating practices.

Adolescent↗

The school setting: an opportunity for the implementation of dietary guidelines.

Nutrition, physical activity and health related promotion programmes in schools have developed into a mature field of research over the past decades. A number of success factors have been identified and evidence-based interventions have been performed. However, the school setting as an arena for evidence-based health promotion programmes, is still not used to its full potential. Schools provide an excellent arena for reaching large segments of the population, such as young people, school staff, families and the surrounding community. There is a need for an overview regarding the current status of nutrition, physical activity, related health as well as support structures in the EU member states. Based upon such an analysis, a consensus report should be written, pointing out the major problems at hand. Self-assessment tools for national as well as for school level should be produced, in order to guide changes, but also to include an element of continuous assessment of change, for evaluation purposes.

Child↗

Vitamins in Spanish food patterns: the eVe Study.

OBJECTIVE: To describe vitamin intakes in Spanish food patterns, identify groups at risk for inadequacy and determine conditioning factors that may influence this situation. DESIGN: Pooled-analysis of eight cross-sectional regional nutrition surveys. SUBJECTS: Ten thousand two hundred and eight free-living subjects (4728 men, 5480 women) aged 25-60 years. Respondents of population nutritional surveys carried out in eight Spanish regions (Alicante, Andalucia, Balearic Islands, Canary Islands, Catalunya, Galicia, Madrid and Basque Country) from 1990 to 1998. The samples were pooled together and weighted to build a national random sample. METHODS: Dietary assessment by means of repeated 24-hour recall using photograph models to estimate portion size. Adjusted data for intra-individual variation were used to estimate the prevalence of inadequate intake. A Diet Quality Score (DQS) was computed considering the risk for inadequate intake for folate, vitamin C, vitamin A and vitamin E. DQS scores vary between 0 (good) and 4 (very poor). Influence of lifestyle (smoking, alcohol consumption and physical activity) was considered as well. RESULTS: Inadequate intakes (<2/3 Recommended Dietary Intake) were estimated in more than 10% of the sample for riboflavin (in men), folate (in women), vitamin C, vitamin A, vitamin D and vitamin E. More than 35% of the sample had diets classified as poor quality or very poor quality. Factors identified to have an influence on a poor-quality diet were old age, low education level and low socio-economical level. A sedentary lifestyle, smoking, usual consumption of alcohol and being overweight were conditioning factors for a poor-quality diet as well. CONCLUSION: Results from The eVe Study suggest that a high proportion of the Spanish population has inadequate intakes for at least one nutrient and nearly 50% should adjust their usual food pattern towards a more nutrient-dense, healthier diet.

Adult↗

Fortified foods. Criteria for vitamin supplementation in Spain.

OBJECTIVE: To review and analyse criteria for vitamin supplementation and fortification in Spain. DESIGN: Systematic review of scientific literature and simulation analysis of food fortification. METHODS: A simulation analysis using a fortified beverage was performed in a random sample of 2855 children aged 2 to 24 years in Spain. RESULTS: High-risk groups for vitamin supplementation and fortification in Spain are highlighted, and target vitamins considered have been: folic acid, vitamin A, vitamin E, vitamin D and vitamin B12 (particularly in the elderly). A beverage fortified with vitamins C, A, B1 and B6 may contribute to improving the intake of all of these vitamins with the exception of vitamin A, since the Recommended Nutrient Intake is already covered with current consumption. CONCLUSIONS: A detailed knowledge of nutritional status helps to ensure the rationale and follow up of nutrient supplementation and fortification.

Adolescent↗

Spanish food patterns.

Data from household food budgetary surveys and regional, population-based, cross-sectional studies show a declining trend in energy intake in the last decades, also applicable to protein, fat and carbohydrate intakes in absolute terms. The pattern suggests a lower fat content in the diet. Protein intake is 200% of the recommended level. Spanish food patterns underwent dramatic changes between the 1960s and the 1980s, including an important increase in fat intake, up to 44% energy intake from fat in the 1980s. The trend changed in the 1990s, and current fat supply provides an average of 37% of energy intake. Main sources of fat in the Spanish diet are added fats for cooking (49% of total fat intake), especially olive oil; meat and meat products (25%); and a lower percentage provided by milk and dairy products. Most saturated fatty acids are supplied by meats (30%) and dairy products (27%). Rapid urbanisation processes and the growing proportion of females in the active workforce have led to important changes in food patterns in the last decades. On the one hand, some changes had a positive impact, such as increasing variety in the diet and access to food; on the other hand, some changes moved the Spanish diet away from the traditional Mediterranean food pattern. Current food patterns evidence high consumption of animal products: meat, fish, milk and dairy products. It seems advisable to increase consumption of plant foods, particularly whole-grain cereals, potatoes and pulses. Intake of fruit and vegetables shows a shift towards a greater consumption of processed foods rather than fresh products, and overall a greater consumption would be recommended.

Adolescent↗

Dietary guidelines for the Spanish population.

Therapeutic properties have been attributed to the diet since ancient times. Epidemiological evidence starting in the early 1960s supports the relationship between different dietary components, dietary balance and the development of risk factors for prevalent chronic diseases in Western societies. There is also evidence supporting the protective effect of other components of the diet and lifestyle, like regular physical activity. During the last two years, groups of Spanish experts in the field of food, nutrition and health sciences have been involved in the process of analysing each food group in Spanish food patterns under a standard format. For each food group, current level of consumption, trends and scientific evidence linking each particular group or its components with patterns of disease, risk factors or protective effects have been determined from a public health perspective. Conclusions and recommendations for each food group, agreed under consensus by the Spanish Society of Community Nutrition (SENC) collaborative group of experts, are summarised and reflected in the Food Guide Pyramid presented in this paper.

Humans↗

Nutritional objectives for the Spanish population. Consensus from the Spanish Society of Community Nutrition.

The objective of this paper is to present the development of the Nutritional Objectives for the Spanish Population. Preparation of draft documents contributed by different working groups was followed by a consensus meeting held in Bilbao on 5-7 October 2000, hosted by the Spanish Society of Community Nutrition and sponsored by the World Health Organisation. Establishing nutritional guidelines was conducted by: (1) analysing current food and nutritional data from nutritional surveys, for intermediate objectives; and (2) reviewing current scientific knowledge for final objectives. The objectives include intermediate and ultimate figures, and comprise percentage of energy from macronutrients and fatty acids, fruit and vegetable consumption, frequency of sweets, physical activity and body mass index, folate, calcium, sodium, fluoride and iodine intake, dietary fibre, cholesterol, alcohol and duration of breast-feeding. The nutritional objectives for the Spanish population create a rational framework for the development of dietary guidelines and nutritional policies in Spain, within a Mediterranean context.

Humans↗

Food patterns of Spanish schoolchildren and adolescents: The enKid Study.

OBJECTIVE: To evaluate dietary habits and nutritional status of Spanish schoolchildren and adolescents. DESIGN: Cross-sectional study by face-to-face interview. METHODS: A random sample of 3534 people aged 2 to 24 years were interviewed by a team of 43 dietitians in the subjects' homes. Interviews included 24-hour recalls (a second 24-hour recall in 30% of the sample), a food-frequency questionnaire and other questions including lifestyles, knowledge and food preferences. RESULTS: The participation rate was 68%. Mean daily energy consumption was 2189 kcal among males and 1781 kcal among females, and the percentage of energy from fat and saturated fat was 39.8% and 13.4%, respectively, without any differences by gender. Of females, 95% showed folic acid intakes below 200 microg day(-1). Consumption expressed as food groups reflected a westernised Mediterranean pattern. CONCLUSIONS: The enKid Study provides reliable and useful nutrition information for children and adolescents in Spain, having incorporated a rigorous methodological design within a representative sample.

Adolescent↗