Preface
Preface
- David AT Southgate, Wija A van Staveren, Nadia Slimani, Elio Riboli
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1111-1112
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Research Article
European Prospective Investigation into Cancer and Nutrition (EPIC): study populations and data collection
- E Riboli, KJ Hunt, N Slimani, P Ferrari, T Norat, M Fahey, UR Charrondière, B Hémon, C Casagrande, J Vignat, K Overvad, A Tjønneland, F Clavel-Chapelon, A Thiébaut, J Wahrendorf, H Boeing, D Trichopoulos, A Trichopoulou, P Vineis, D Palli, HB Bueno-de-Mesquita, PHM Peeters, E Lund, D Engeset, CA González, A Barricarte, G Berglund, G Hallmans, NE Day, TJ Key, R Kaaks, R Saracci
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1113-1124
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The European Prospective Investigation into Cancer and Nutrition (EPIC) is an ongoing multi-centre prospective cohort study designed to investigate the relationship between nutrition and cancer, with the potential for studying other diseases as well. The study currently includes 519 978 participants (366 521 women and 153 457 men, mostly aged 35–70 years) in 23 centres located in 10 European countries, to be followed for cancer incidence and cause-specific mortality for several decades. At enrolment, which took place between 1992 and 2000 at each of the different centres, information was collected through a non-dietary questionnaire on lifestyle variables and through a dietary questionnaire addressing usual diet. Anthropometric measurements were performed and blood samples taken, from which plasma, serum, red cells and buffy coat fractions were separated and aliquoted for long-term storage, mostly in liquid nitrogen. To calibrate dietary measurements, a standardised, computer-assisted 24-hour dietary recall was implemented at each centre on stratified random samples of the participants, for a total of 36 900 subjects. EPIC represents the largest single resource available today world-wide for prospective investigations on the aetiology of cancers (and other diseases) that can integrate questionnaire data on lifestyle and diet, biomarkers of diet and of endogenous metabolism (e.g. hormones and growth factors) and genetic polymorphisms. First results of case–control studies nested within the cohort are expected early in 2003. The present paper provides a description of the EPIC study, with the aim of simplifying reference to it in future papers reporting substantive or methodological studies carried out in the EPIC cohort.
European Prospective Investigation into Cancer and Nutrition (EPIC) calibration study: rationale, design and population characteristics
- N Slimani, R Kaaks, P Ferrari, C Casagrande, F Clavel-Chapelon, G Lotze, A Kroke, D Trichopoulos, A Trichopoulou, C Lauria, M Bellegotti, MC Ocké, PHM Peeters, D Engeset, E Lund, A Agudo, N Larrañaga, I Mattisson, C Andren, I Johansson, G Davey, AA Welch, K Overvad, A Tjønneland, WA van Staveren, R Saracci, E Riboli
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1125-1145
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The European Prospective Investigation into Cancer and Nutrition (EPIC), which covers a large cohort of half a million men and women from 23 European centres in 10 Western European countries, was designed to study the relationship between diet and the risk of chronic diseases, particularly cancer. Information on usual individual dietary intake was assessed using different validated dietary assessment methods across participating countries. In order to adjust for possible systematic over- or underestimation in dietary intake measurements and correct for attenuation bias in relative risk estimates, a calibration approach was developed. This approach involved an additional dietary assessment common across study populations to re-express individual dietary intakes according to the same reference scale. A single 24-hour diet recall was therefore collected, as the EPIC reference calibration method, from a stratified random sample of 36 900 subjects from the entire EPIC cohort, using a software program (EPIC-SOFT) specifically designed to standardise the dietary measurements across study populations. This paper describes the design and populations of the calibration sub-studies set up in the EPIC centres. In addition, to assess whether the calibration sub-samples were representative of the entire group of EPIC cohorts, a series of subjects’ characteristics known possibly to influence dietary intakes was compared in both population groups. This was the first time that calibration sub-studies had been set up in a large multi-centre European study. These studies showed that, despite certain inherent methodological and logistic constraints, a study design such as this one works relatively well in practice. The average response in the calibration study was 78.3% and ranged from 46.5% to 92.5%. The calibration population differed slightly from the overall cohort but the differences were small for most characteristics and centres. The overall results suggest that, after adjustment for age, dietary intakes estimated from calibration samples can reasonably be interpreted as representative of the main cohorts in most of the EPIC centres.
Overweight, obesity and fat distribution in 50- to 64-year-old participants in the European Prospective Investigation into Cancer and Nutrition (EPIC)
- M Haftenberger, PH Lahmann, S Panico, CA Gonzalez, JC Seidell, H Boeing, MC Giurdanella, V Krogh, HB Bueno-de-Mesquita, PHM Peeters, G Skeie, A Hjartåker, M Rodriguez, JR Quirós, G Berglund, U Janlert, KT Khaw, EA Spencer, K Overvad, A Tjønneland, F Clavel-Chapelon, B Tehard, AB Miller, K Klipstein-Grobusch, V Benetou, G Kiriazi, E Riboli, N Slimani
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1147-1162
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Objective:
To describe anthropometric characteristics of participants of the European Prospective Investigation into Cancer and Nutrition (EPIC).
Design:A cross-sectional analysis of baseline data of a European prospective cohort study.
Subjects:This analysis includes study populations from 25 centres in nine European countries. The British populations comprised both a population-based and a ‘health-conscious’ group. The analysis was restricted to 83 178 men and 163 851 women aged 50–64 years, this group being represented in all centres.
Methods:Anthropometric examinations were undertaken by trained observers using standardised methods and included measurements of weight, height, and waist and hip circumferences. In the ‘health-conscious’ group (UK), anthropometric measures were predicted from self-reports.
Results:Except in the ‘health-conscious’ group (UK) and in the French centres, mean body mass index (BMI) exceeded 25.0 kg m-2. The prevalence of obesity (BMI≥30 kg m-2) varied from 8% to 40% in men, and from 5% to 53% in women, with high prevalences (>25%) in the centres from Spain, Greece, Ragusa and Naples (Italy) and the lowest prevalences (<10%) in the French centres and the ‘health-conscious’ group (UK). The prevalence of a large waist circumference or a high waist-to-hip ratio was high in centres from Spain, Greece, Ragusa and Naples (Italy) and among women from centres in Germany and Bilthoven (The Netherlands).
Conclusions:Anthropometric measures varied considerably within the EPIC population. These data provide a strong base for further investigation of anthropometric measures in relation to the risk of chronic diseases, especially cancer.
Physical activity of subjects aged 50–64 years involved in the European Prospective Investigation into Cancer and Nutrition (EPIC)
- M Haftenberger, AJ Schuit, MJ Tormo, H Boeing, N Wareham, HB Bueno-de-Mesquita, M Kumle, A Hjartåker, MD Chirlaque, E Ardanaz, C Andren, B Lindahl, PHM Peeters, NE Allen, K Overvad, A Tjønneland, F Clavel-Chapelon, J Linseisen, MM Bergmann, A Trichopoulou, P Lagiou, S Salvini, S Panico, E Riboli, P Ferrari, N Slimani
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1163-1177
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Objective:
To describe physical activity of participants in the European Prospective Investigation into Cancer and Nutrition (EPIC).
Design:A cross-sectional analysis of baseline data of a European prospective cohort study.
Subjects:This analysis was restricted to participants in the age group 50–64 years, which was represented in all EPIC centres. It involved 236 386 participants from 25 centres in nine countries. In each EPIC centre, physical activity was assessed by standardised and validated questions. Frequency distribution of type of professional activity and participation in non-professional activities, and age-adjusted means, medians and percentiles of time dedicated to non-professional activities are presented for men and women from each centre.
Results:Professional activity was most frequently classified as sedentary or standing in all centres. There was a wide variation regarding participation in different types of non-professional activities and time dedicated to these activities across EPIC centres. Over 80% of all EPIC participants engaged in walking, while less than 50% of the subjects participated in sport. Total time dedicated to recreational activities was highest among the Dutch participants and lowest among men from Malmö (Sweden) and women from Naples (Italy). In all centres, total time dedicated to recreational activity in the summer was higher than in the winter. Women from southern Europe spent the most time on housekeeping.
Conclusions:There is a considerable variation of physical activity across EPIC centres. This variation was especially evident for recreational activities in both men and women.
Consumption of vegetables, fruit and other plant foods in the European Prospective Investigation into Cancer and Nutrition (EPIC) cohorts from 10 European countries
- A Agudo, N Slimani, MC Ocké, A Naska, AB Miller, A Kroke, C Bamia, D Karalis, P Vineis, D Palli, HB Bueno-de-Mesquita, PHM Peeters, D Engeset, A Hjartåker, C Navarro, C Martínez Garcia, P Wallström, JX Zhang, AA Welch, E Spencer, C Stripp, K Overvad, F Clavel-Chapelon, C Casagrande, E Riboli
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1179-1196
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Objective:
To describe and compare the consumption of the main groups and sub-groups of vegetables and fruits (V&F) in men and women from the centres participating in the European Prospective Investigation into Cancer and Nutrition (EPIC).
Design:Cross-sectional analysis. Dietary intake was assessed by means of a 24-hour dietary recall using computerised interview software and standardised procedures. Crude and adjusted means were computed for the main groups and sub-groups of V&F by centre, separately for men and women. Adjusted means by season, day of the week and age were estimated using weights and covariance analysis.
Setting:Twenty-seven centres in 10 European countries participating in the EPIC project.
Subjects:In total, 35 955 subjects (13 031 men and 22 924 women), aged 35–74 years, randomly selected from each EPIC cohort.
Results:The centres from southern countries had the highest consumption of V&F, while the lowest intake was seen in The Netherlands and Scandinavia for both genders. These differences were more evident for fruits, particularly citrus. However, slightly different patterns arose for some sub-groups of vegetables, such as root vegetables and cabbage. Adjustment for body mass index, physical activity, smoking habits and education did not substantially modify the mean intakes of vegetables and fruits.
Conclusions:Total vegetable and fruit intake follows a south–north gradient in both genders, whereas for several sub-groups of vegetables a different geographic distribution exists. Differences in mean intake of V&F by centre were not explained by lifestyle factors associated with V&F intake.
Food sources of carbohydrates in a European cohort of adults
- E Wirfält, A McTaggart, V Pala, B Gullberg, G Frasca, S Panico, HB Bueno-de-Mesquita, PHM Peeters, D Engeset, G Skeie, MD Chirlaque, P Amiano, E Lundin, A Mulligan, EA Spencer, K Overvad, A Tjønneland, F Clavel-Chapelon, J Linseisen, U Nöthlings, E Polychronopoulos, K Georga, UR Charrondière, N Slimani
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1197-1215
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Objective:
To describe the average consumption of carbohydrate-providing food groups among study centres of the European Prospective Investigation into Cancer and Nutrition (EPIC).
Methods:Of the 27 redefined EPIC study centres, 19 contributed subjects of both genders and eight centres female participants only (men, n=13 031; women, n=22924, after exclusion of subjects under 35 and over 74 years of age from the original 36 900 total). Dietary data were obtained using the 24-hour recall methodology using the EPIC-SOFT software. The major sources of dietary carbohydrate were identified, and 16 food groups were examined.
Results:The 10 food groups contributing most carbohydrate were bread; fruit; milk and milk products; sweet buns, cakes and pies; potato; sugar and jam; pasta and rice; vegetables and legumes; crispbread; and fruit and vegetable juices. Consumption of fruits as well as vegetables and legumes was higher in southern compared with northern centres, while soft drinks consumption was higher in the north. Italian centres had high pasta and rice consumption, but breakfast cereal, potato, and sweet buns, cakes and pies were higher in northern centres. In Sweden, lower bread consumption was balanced with a higher consumption of crispbread, and with sweet buns, cakes and pies. Overall, men consumed higher amounts of vegetables and legumes, bread, soft drinks, potatoes, pasta and rice, breakfast cereal and sugar and jam than women, but fruit consumption appeared more frequent in women.
Conclusion:The study supports the established idea that carbohydrate-rich foods chosen in northern Europe are different from those in the Mediterranean region. When comparing and interpreting diet–disease relationships across populations, researchers need to consider all types of foods.
Soy product consumption in 10 European countries: the European Prospective Investigation into Cancer and Nutrition (EPIC) study
- L Keinan-Boker, PHM Peeters, AA Mulligan, C Navarro, N Slimani, EPIC Study Group on Soy Consumption:, I Mattisson, E Lundin, A McTaggart, NE Allen, K Overvad, A Tjønneland, F Clavel-Chapelon, J Linseisen, M Haftenberger, P Lagiou, V Kalapothaki, A Evangelista, G Frasca, HB Bueno-de-Mesquita, YT van der Schouw, D Engeset, G Skeie, MJ Tormo, E Ardanaz, UR Charrondière, E Riboli
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1217-1226
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Objective:
The aim of this study was to describe the variation of soy product intake in 10 European countries by using a standardised reference dietary method. A subsidiary aim was to characterise the pattern of soy consumption among a sub-group of participants with a habitual health-conscious lifestyle (HHL), i.e. non-meat eaters who are fish eaters, vegetarians and vegans.
Design:A 24-hour dietary recall interview (24-HDR) was conducted among a sample (5–12%) of all cohorts (n = 36 900) in the European Prospective Investigation into Cancer and Nutrition (EPIC). Study participants totalled 35 955 after exclusion of subjects younger than 35 or older than 74 years of age. Soy products were subdivided into seven sub-groups by similarity. Distribution of consumption and crude and adjusted means of intake were computed per soy product group across countries. Intake of soy products was also investigated among participants with an HHL.
Results:In total, 195 men and 486 women reported consuming soy products in the 24-HDR interview. Although soy product intake was generally low across all countries, the highest intake level was observed in the UK, due to over-sampling of a large number of participants with an HHL. The most frequently consumed soy foods were dairy substitutes in the UK and France and beans and sprouts among mid-European countries. For both genders, the sub-group of soy dairy substitutes was consumed in the highest quantities (1.2 g day−1 for men; 1.9 g day−1 for women). Participants with an HHL differed substantially from others with regard to demographic, anthropometric and nutritional factors. They consumed higher quantities of almost all soy product groups.
Conclusions:Consumption of soy products is low in centres in Western Europe. Soy dairy substitutes are most frequently consumed. Participants with an HHL form a distinct sub-group with higher consumptions of fruit, vegetables, legumes, cereals and soy products compared with the other participants.
Consumption of added fats and oils in the European Prospective Investigation into Cancer and Nutrition (EPIC) centres across 10 European countries as assessed by 24-hour dietary recalls
- J Linseisen, E Bergström, L Gafá, CA González, A Thiébaut, A Trichopoulou, R Tumino, C Navarro Sánchez, C Martínez Garcia, I Mattisson, S Nilsson, A Welch, EA Spencer, K Overvad, A Tjønneland, F Clavel-Chapelon, E Kesse, AB Miller, M Schulz, K Botsi, A Naska, S Sieri, C Sacerdote, MC Ocké, PHM Peeters, G Skeie, D Engeset, UR Charrondière, N Slimani
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1227-1242
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Objective:
To evaluate the consumption of added fats and oils across the European centres and countries participating in the European Prospective Investigation into Cancer and Nutrition (EPIC).
Design and setting:24-Hour dietary recalls were collected by means of standardised computer-guided interviews in 27 redefined EPIC centres across 10 European countries.
Subjects:From an initial number of 36 900 subjects, single dietary recalls from 22 924 women and 13 031 men in the age range of 35–74 years were included.
Results:Mean daily intake of added fats and oils varied between 16.2 g (Varese, Italy) and 41.1 g (Malmö, Sweden) in women and between 24.7 g (Ragusa, Italy) and 66.0 g (Potsdam, Germany) in men. Total mean lipid intake by consumption of added fats and oils, including those used for sauce preparation, ranged between 18.3 (Norway) and 37.2 g day−1 (Greece) in women and 28.4 (Heidelberg, Germany) and 51.2 g day−1 (Greece) in men. The Mediterranean EPIC centres with high olive oil consumption combined with low animal fat intake contrasted with the central and northern European centres where fewer vegetable oils, more animal fats and a high proportion of margarine were consumed. The consumption of added fats and oils of animal origin was highest in the German EPIC centres, followed by the French. The contribution of added fats and oils to total energy intake ranged from 8% in Norway to 22% in Greece.
Conclusions:The results demonstrate a high variation in dietary intake of added fats and oils in EPIC, providing a good opportunity to elucidate the role of dietary fats in cancer aetiology.
Meat consumption in the European Prospective Investigation into Cancer and Nutrition (EPIC) cohorts: results from 24-hour dietary recalls
- J Linseisen, E Kesse, N Slimani, HB Bueno-de-Mesquita, MC Ocké, G Skeie, M Kumle, M Dorronsoro Iraeta, P Morote Gómez, L Janzon, P Stattin, AA Welch, EA Spencer, K Overvad, A Tjønneland, F Clavel-Chapelon, AB Miller, K Klipstein-Grobusch, P Lagiou, V Kalapothaki, G Masala, MC Giurdanella, T Norat, E Riboli
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1243-1258
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Objective:
To evaluate meat intake patterns in the European Prospective Investigation into Cancer and Nutrition (EPIC) cohorts.
Design and setting:24-Hour dietary recalls were assessed within the framework of a prospective cohort study in 27 centres across 10 European countries by means of standardised computer-assisted interviews.
Subjects:In total, 22 924 women and 13 031 men aged 35–74 years.
Results:Mean total meat intake was lowest in the ‘health-conscious’ cohort in the UK (15 and 21 g day−1 in women and men, respectively) and highest in the north of Spain, especially in San Sebastian (124 and 234 g day−1, respectively). In the southern Spanish centres and in Naples (Italy), meat consumption was distinctly lower than in the north of these countries. Central and northern European centres/countries showed rather similar meat consumption patterns, except for the British and French cohorts. Differences in the intake of meat sub-groups (e.g. red meat, processed meat) across EPIC were even higher than found for total meat intake. With a few exceptions, the Mediterranean EPIC centres revealed a higher proportion of beef/veal and poultry and less pork or processed meat than observed in central or northern European centres. The highest sausage consumption was observed for the German EPIC participants, followed by the Norwegians, Swedish, Danish and Dutch.
Conclusions:The results demonstrate distinct differences in meat consumption patterns between EPIC centres across Europe. This is an important prerequisite for obtaining further insight into the relationship between meat intake and the development of chronic diseases.
Consumption of dairy products in the European Prospective Investigation into Cancer and Nutrition (EPIC) cohort: data from 35955 24-hour dietary recalls in 10 European countries
- A Hjartåker, A Lagiou, N Slimani, E Lund, MD Chirlaque, E Vasilopoulou, X Zavitsanos, F Berrino, C Sacerdote, MC Ocké, PHM Peeters, D Engeset, G Skeie, A Aller, P Amiano, G Berglund, S Nilsson, A McTaggart, EA Spencer, K Overvad, A Tjønneland, F Clavel-Chapelon, J Linseisen, M Schulz, B Hemon, E Riboli
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1259-1271
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Objectives:
To describe and compare the consumption of dairy products in cohorts included in the European Prospective Investigation into Cancer and Nutrition (EPIC).
Methods:Data from single 24-hour dietary recall interviews collected through a highly standardised computer-based program (EPIC-SOFT) in 27 redefined centres in 10 European countries between 1995 and 2000. From a total random sample of 36 900, 22 924 women and 13 031 men were selected after exclusion of subjects under 35 and over 74 years of age.
Results:A high total consumption of dairy products was reported in most of the centres in Spain and in the UK cohort sampled from the general population, as well as in the Dutch, Swedish and Danish centres. A somewhat low consumption was reported in the Greek centre and in some of the Italian centres (Ragusa and Turin). In all centres and for both sexes, milk constituted the dairy sub-group with the largest proportion (in grams) of total dairy consumption, followed by yoghurt and other fermented milk products, and cheese. Still, there was a wide range in the contributions of the different dairy sub-groups between centres. The Spanish and Nordic centres generally reported a high consumption of milk, the Swedish and Dutch centres reported a high consumption of yoghurt and other fermented milk products, whereas the highest consumption of cheese was reported in the French centres.
Conclusion:The results demonstrate both quantitative and qualitative disparities in dairy product consumption among the EPIC centres. This offers a sound starting point for analyses of associations between dairy intake and chronic diseases such as cancer.
Variability of fish consumption within the 10 European countries participating in the European Investigation into Cancer and Nutrition (EPIC) study
- AA Welch, E Lund, P Amiano, M Dorronsoro, M Brustad, M Kumle, M Rodriguez, C Lasheras, L Janzon, J Jansson, R Luben, EA Spencer, K Overvad, A Tjønneland, F Clavel-Chapelon, J Linseisen, K Klipstein-Grobusch, V Benetou, X Zavitsanos, R Tumino, R Galasso, HB Bueno-de-Mesquita, MC Ocké, UR Charrondière, N Slimani
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1273-1285
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Objective:
To describe and compare the consumption of total fish (marine foods) and the fish sub-groups – white fish, fatty fish, very fatty fish, fish products and crustacea, in participants from the European Investigation into Cancer and Nutrition (EPIC) study.
Design:Cross-sectional analysis of dietary intake using a computerised standardised 24-hour recall interview. Crude means, means and standard errors adjusted by age, season and day of the week were calculated, stratified by centre and gender.
Setting:Twenty-seven redefined centres in the 10 European countries participating in the EPIC study.
Subjects:In total, 35 955 subjects (13 031 men and 22 924 women), aged 35–74 years, selected from the main EPIC cohort.
Results:A six- to sevenfold variation in total fish consumption exists in women and men, between the lowest consumption in Germany and the highest in Spain. Overall, white fish represented 49% and 45% of the intake of total fish in women and men, respectively, with the greatest consumption in centres in Spain and Greece and the least in the German and Dutch centres. Consumption of fatty fish reflected that of total fish. However, the greatest intake of very fatty fish was in the coastal areas of northern Europe (Denmark, Sweden and Norway) and in Germany. Consumption of fish products was greater in northern than in southern Europe, with white fish products predominating in centres in France, Italy, Spain, The Netherlands and Norway. Intake of roe and roe products was low. The highest consumption of crustacea was found in the French, Spanish and Italian centres. The number of fish types consumed was greater in southern than in northern Europe. The greatest variability in consumption by day of the week was found in the countries with the lowest fish intake.
Conclusions:Throughout Europe, substantial geographic variation exists in total fish intake, fish sub-groups and the number of types consumed. Day-to-day variability in consumption is also high.
Patterns of alcohol consumption in 10 European countries participating in the European Prospective Investigation into Cancer and Nutrition (EPIC) project
- S Sieri, A Agudo, E Kesse, K Klipstein-Grobusch, B San-José, AA Welch, V Krogh, R Luben, N Allen, K Overvad, A Tjønneland, F Clavel-Chapelon, A Thiébaut, AB Miller, H Boeing, M Kolyva, C Saieva, E Celentano, MC Ocké, PHM Peeters, M Brustad, M Kumle, M Dorronsoro, A Fernandez Feito, I Mattisson, L Weinehall, E Riboli, N Slimani
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1287-1296
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bjective:
The aim of this study was to compare the quantities of alcohol and types of alcoholic beverages consumed, and the timing of consumption, in centres participating in the European Prospective Investigation into Cancer and Nutrition (EPIC). These centres, in 10 European countries, are characterised by widely differing drinking habits and frequencies of alcohol-related diseases.
Methods:We collected a single standardised 24-hour dietary recall per subject from a random sample of the EPIC cohort (36 900 persons initially and 35 955 after exclusion of subjects under 35 and over 74 years of age). This provided detailed information on the distribution of alcohol consumption during the day in relation to main meals, and was used to determine weekly consumption patterns. The crude and adjusted (by age, day of week and season) means of total ethanol consumption and consumption according to type of beverage were stratified by centre and sex.
Results:Sex was a strong determinant of drinking patterns in all 10 countries. The highest total alcohol consumption was observed in the Spanish centres (San Sebastian, 41.4 g day−1) for men and in Danish centres (Copenhagen, 20.9 g day−1) for women. The lowest total alcohol intake was in the Swedish centres (Umeå, 10.2 g day−1) in men and in Greek women (3.4 g day−1). Among men, the main contributor to total alcohol intake was wine in Mediterranean countries and beer in the Dutch, German, Swedish and Danish centres. In most centres, the main source of alcohol for women was wine except for Murcia (Spain), where it was beer. Alcohol consumption, particularly by women, increased markedly during the weekend in nearly all centres. The German, Dutch, UK (general population) and Danish centres were characterised by the highest percentages of alcohol consumption outside mealtimes.
Conclusions:The large variation in drinking patterns among the EPIC centres provides an opportunity to better understand the relationship between alcohol and alcohol-related diseases.
Trends in self-reported past alcoholic beverage consumption and ethanol intake from 1950 to 1995 observed in eight European countries participating in the European Investigation into Cancer and Nutrition (EPIC)
- K Klipstein-Grobusch, N Slimani, V Krogh, U Keil, H Boeing, K Overvad, A Tjønneland, F Clavel-Chapelon, A Thiébaut, J Linseisen, MB Schulze, P Lagiou, A Papadimitrou, C Saieva, F Veglia, HB Bueno-de-Mesquita, PHM Peeters, M Kumle, M Brustad, C Martínez García, A Barricarte, G Berglund, L Weinehall, A Mulligan, N Allen, P Ferrari, E Riboli
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1297-1310
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Objective:
To describe the trends of self-reported past consumption of alcoholic beverages and ethanol intake from 1950 to 1995 within the European Prospective Investigation into Cancer and Nutrition (EPIC).
Design:Data on consumption of beer/cider, wine and liqueur/spirits were obtained retrospectively at age 20, 30 and 40 years to calculate average consumption and ethanol intake for the time periods 1950–1975 (at age 20), 1960–1985 (at age 30) and 1970–1995 (at age 40). Regression analysis was conducted with the time period data to assess trends in past alcoholic beverage consumption and ethanol intake with time.
Setting:The EPIC project.
Subjects:In total, 392 064 EPIC participants (275 249 women and 116 815 men) from 21 study centres in eight European countries.
Results:Generally, increases in beer/cider consumption were observed for most EPIC centres for 1950–1975, 1960–1985 and 1970–1995. Trends in wine consumption differed according to geographical location: downward trends with time were observed for men in southern European EPIC centres, upward trends for those in middle/northern European study centres. For women, similar but less pronounced trends were observed. Because wine consumption was the major contributor to ethanol intake for both men and women in most study centres, time trends for ethanol intake showed a similar geographical pattern to that of wine consumption.
Conclusion:The different trends in alcoholic beverage consumption and ethanol intake suggest that information depicting lifetime history of ethanol intake should be included in analyses of the relationship between ethanol and chronic diseases, particularly in multi-centre studies such as EPIC.
Diversity of dietary patterns observed in the European Prospective Investigation into Cancer and Nutrition (EPIC) project
- N Slimani, M Fahey, A Welch, E Wirfält, C Stripp, E Bergström, J Linseisen, MB Schulze, C Bamia, Y Chloptsios, F Veglia, S Panico, HB Bueno-de-Mesquita, MC Ocké, M Brustad, E Lund, CA González, A Barcos, G Berglund, A Winkvist, A Mulligan, P Appleby, K Overvad, A Tjønneland, F Clavel-Chapelon, E Kesse, P Ferrari, WA Van Staveren, E Riboli
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- Published online by Cambridge University Press:
- 02 January 2007, pp. 1311-1328
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Objective:
To describe the diversity in dietary patterns existing across centres/regions participating in the European Prospective Investigation into Cancer and Nutrition (EPIC).
Design and setting:Single 24-hour dietary recall measurements were obtained by means of standardised face-to-face interviews using the EPIC-SOFT software. These have been used to present a graphic multi-dimensional comparison of the adjusted mean consumption of 22 food groups.
Subjects:In total, 35 955 men and women, aged 35–74 years, participating in the EPIC nested calibration study.
Results:Although wide differences were observed across centres, the countries participating in EPIC are characterised by specific dietary patterns. Overall, Italy and Greece have a dietary pattern characterised by plant foods (except potatoes) and a lower consumption of animal and processed foods, compared with the other EPIC countries. France and particularly Spain have more heterogeneous dietary patterns, with a relatively high consumption of both plant foods and animal products. Apart from characteristics specific to vegetarian groups, the UK ‘health-conscious’ group shares with the UK general population a relatively high consumption of tea, sauces, cakes, soft drinks (women), margarine and butter. In contrast, the diet in the Nordic countries, The Netherlands, Germany and the UK general population is relatively high in potatoes and animal, processed and sweetened/refined foods, with proportions varying across countries/centres. In these countries, consumption of vegetables and fruit is similar to, or below, the overall EPIC means, and is low for legumes and vegetable oils. Overall, dietary patterns were similar for men and women, although there were large gender differences for certain food groups.
Conclusions:There are considerable differences in food group consumption and dietary patterns among the EPIC study populations. This large heterogeneity should be an advantage when investigating the relationship between diet and cancer and formulating new aetiological hypotheses related to dietary patterns and disease.
Evaluation of under- and overreporting of energy intake in the 24-hour diet recalls in the European Prospective Investigation into Cancer and Nutrition (EPIC)
- P Ferrari, N Slimani, A Ciampi, A Trichopoulou, A Naska, C Lauria, F Veglia, HB Buenode-Mesquita, MC Ocke, M Brustad, T Braaten, M José Tormo, P Amiano, I Mattisson, G Johansson, A Welch, G Davey, K Overvad, A Tjønneland, F Clavel-Chapelon, A Thiebaut, J Linseisen, H Boeing, B Hemon, E Riboli
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- Published online by Cambridge University Press:
- 10 December 2008, pp. 1329-1345
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Objective:
To evaluate under- and overreporting and their determinants in the EPIC 24-hour diet recall (24-HDR) measurements collected in the European Prospective Investigation into Cancer and Nutrition (EPIC).
Design:Cross-sectional analysis. 24-HDR measurements were obtained by means of a standardised computerised interview program (EPIC-SOFT). The ratio of reported energy intake (EI) to estimated basal metabolic rate (BMR) was used to ascertain the magnitude, impact and determinants of misreporting. Goldberg's cut-off points were used to identify participants with physiologically extreme low or high energy intake. At the aggregate level the value of 1.55 for physical activity level (PAL) was chosen as reference. At the individual level we used multivariate statistical techniques to identify factors that could explain EI/BMR variability. Analyses were performed by adjusting for weight, height, age at recall, special diet, smoking status, day of recall (weekday vs. weekend day) and physical activity.
Setting:Twenty-seven redefined centres in the 10 countries participating in the EPIC project.
Subjects:In total, 35955 men and women, aged 35–74 years, participating in the nested EPIC calibration sub-studies.
Results:While overreporting has only a minor impact, the percentage of subjects identified as extreme underreporters was 13.8% and 10.3% in women and men, respectively. Mean EI/BMR values in men and women were 1.44 and 1.36 including all subjects, and 1.50 and 1.44 after exclusion of misreporters. After exclusion of misreporters, adjusted EI/BMR means were consistently less than 10% different from the expected value of 1.55 for PAL (except for women in Greece and in the UK), with overall differences equal to 4.0% and 7.4% for men and women, respectively. We modelled the probability of being an underreporter in association with several individual characteristics. After adjustment for age, height, special diet, smoking status, day of recall and physical activity at work, logistic regression analyses resulted in an odds ratio (OR) of being an underreporter for the highest vs. the lowest quartile of body mass index (BMI) of 3-52 (95% confidence interval (CD 2.91–4.26) in men and 4.80 (95% CI 4.11–5.6l) in women, indicating that overweight subjects are significantly more likely to underestimate energy intake than subjects in the bottom BMI category. Older people were less likely to underestimate energy intake: ORs were 0.58 (95% CI 0.45–0.77) and 0.74 (95% CI 0.63–0.88) for age (≥ 65 years vs. < 50 years). Special diet and day of the week showed strong effects.
Conclusion:EI tends to be underestimated in the vast majority of the EPIC centres, although to varying degrees; at the aggregate level most centres were below the expected reference value of 1.55. Underreporting seems to be more prevalent among women than men in the EPIC calibration sample. The hypothesis that BMI (or weight) and age are causally related to underreporting seems to be confirmed in the present work. This introduces further complexity in the within-group (centre or country) and between-group calibration of dietary questionnaire measurements to deattenuate the diet—disease relationship.