Search Results
Results 351 - 400 of 939
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Cheng Cynthia - - 2005
OBJECTIVE: The objective of this pilot study was to validate the Dietary Risk Assessment (DRA) food frequency questionnaire against the Keys score obtained from 2 2-day dietary recalls in a sample of subjects. DESIGN: Cross-sectional study design. SETTING: Urban university-based family practice. PARTICIPANTS: The 105 subjects included outpatients, medical students, ...
Lillegaard I T L - - 2005
OBJECTIVE: The goals of this study were to investigate whether children and adolescents can accurately estimate portion sizes of preweighed food by viewing photographs of food, and whether age influences the ability to estimate food portion sizes. SUBJECTS: A total of 63 male and female volunteers aged 9-19 y participated ...
Roddam Andrew W - - 2005
OBJECTIVES: To assess the short- and long-term reproducibility of a short food group questionnaire, and to compare its performance for estimating nutrient intakes in comparison with a 7-day diet diary. DESIGN: Participants for the reproducibility study completed the food group questionnaire at two time points, up to 2 years apart. ...
Bautista Leonelo E - - 2005
OBJECTIVE: To develop a food-frequency questionnaire (FFQ) useful for ranking of nutrient intakes. DESIGN: Subjects consuming their regular diet completed 7 days of weighed intake registry (7-WIR). Foods for the FFQ were selected by stepwise multiple regression. The FFQ was then completed for each subject using data on individual food ...
Andersen Lene Frost - - 2005
The validity of fruit and vegetable intake estimated by 14 d weighed records, a twenty-seven-item food frequency questionnaire (FFQ) and a 180-item FFQ was investigated using serum carotenoids as the validity criterion. In addition, the method of triads was used to assess the validity of fruit and vegetable intake estimated ...
Hendricks Kristy - - 2005
OBJECTIVE: The objective of this study was to compare estimated nutrient intakes from 3-day food records vs Food Frequency Questionnaire (FFQ) in a large cohort of individuals living with human immunodeficiency virus (HIV) infection. DESIGN: Dietary data from 315 HIV-positive participants enrolled in a longitudinal cohort study were collected. Nutrient ...
Welch A A - - 2005
BACKGROUND: Food frequency questionnaires (FFQs) are widely used in nutritional epidemiology but no papers detail the development of the supporting programs and nutritional databases. The principles involved in data collection, processing and treatment of the European Prospective Investigation into Cancer Study (EPIC)-Norfolk Study FFQ and development of the structure and ...
Date Chigusa - - 2005
BACKGROUND: A self-administered questionnaire on dietary habits used in the JACC Study contained a 40-item food frequency questionnaire (FFQ). Although more than 110 thousand subjects enrolled in JACC Study and responded to the FFQ, no validation study has been conducted to date. METHODS: Eighty-five volunteers among the cohort members completed ...
Suzuki Sadao - - 2005
BACKGROUND: In a cohort study, information on an individual is taken at baseline, after which it usually remains fixed. There is some risk that this will lead to misclassification and cause weakened or biased results. To prevent such distortion, following up of exposure is important, although it is still scarce ...
MacKeown Jennifer M - - 2005
The objective of the study was to compare the frequency of consumption of cariogenic food items among 4-month-old to 24-month-old children in two neighbouring rural areas in KwaZulu-Natal Province, South Africa: Nyuswa/Embo (Area A) (n = 127) and Ndunakazi (Area B) (n = 105). Dietary intake was assessed using a ...
McNaughton S A - - 2005
OBJECTIVE: The aim of this study is to evaluate the consistency of dietary patterns assessed through the use of a dietary recall and a 5-day food diary. DESIGN: Participants (n = 2265) of a longitudinal study of health and development completed 48-h dietary recall at interview, followed by a 5-day ...
Tucker Katherine L - - 2005
OBJECTIVE: To describe food sources of nutrient intake for white and African American adults in the Lower Mississippi Delta (LMD), and their use in the development of a regional food-frequency questionnaire (FFQ) based on an earlier version of the National Cancer Institute's Health Habits and History Questionnaire. DESIGN: We ranked ...
Batal Malek - - 2005
OBJECTIVES: Chronic non-communicable diseases related to excessive or unbalanced dietary intakes are on the rise among some Indigenous populations in Canada. Nutritional problems of Indigenous peoples arise in the transition from a traditional diet to a market diet characterized by highly processed foods with reduced nutrient density. This study aimed ...
McNaughton S A - - 2005
BACKGROUND: Reliability or validity studies are important for the evaluation of measurement error in dietary assessment methods. An approach to validation known as the method of triads uses triangulation techniques to calculate the validity coefficient of a food-frequency questionnaire (FFQ). OBJECTIVE: To assess the validity of an FFQ estimates of ...
Merchant Anwar T - - 2005
BACKGROUND: There is little information in the literature on methods of food composition database development to calculate nutrient intake from food frequency questionnaire (FFQ) data. The aim of this study is to describe the development of an FFQ and a food composition table to calculate nutrient intake in a Black ...
Haisma H - - 2005
OBJECTIVE: Firstly, to compare food, and macronutrient intake as obtained from a single 24-h recall and a frequency questionnaire (FQ) covering a 14-day period in breast-fed infants aged 4 months of age. Secondly, nonbreast milk water intake (NB-WI, ml/day) was used as an estimation of energy and macronutrient intake, and ...
Tsur Dekel - - 2005
Post-translational modifications (PTMs) are of great biological importance. Most existing approaches perform a restrictive search that can only take into account a few types of PTMs and ignore all others. We describe an unrestrictive PTM search algorithm that searches for all types of PTMs at once in a blind mode, ...
Ishihara Junko - - 2005
BACKGROUND: In an epidemiological study, it is essential to test the validity of the food frequency questionnaire (FFQ) for its ability to estimate dietary intake. The objectives of our study were to 1) validate a FFQ for estimating folate intake, and to identify the foods that contribute to inter-individual variation ...
Zhang M - - 2005
This study describes the development and reproducibility of a 128-item quantitative food frequency questionnaire (FFQ) to measure usual food consumption for women in southeast China. The FFQ was pre-tested using 51 Chinese women who recently migrated to Australia. Cronbach's alpha coefficient was 0.81 for internal consistency. The reliability of the ...
Shatenstein Bryna - - 2005
Regular diet monitoring requires a tool validated in the target population. A 73-item, semiquantitative, self-administered food frequency questionnaire (FFQ), was adapted in French and English from the Block National Cancer Institute Health Habits and History Questionnaire. The FFQ was used to capture usual long-term food consumption among adults living in ...
Maruti Sonia S SS Channing Laboratory, Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston 02215, MA, USA. - - 2005
Many cancers have long latency periods, and dietary factors in adolescence may plausibly affect cancer occurrence in adulthood. Because of a lack of prospective data, retrospective collection of data on adolescent diet is essential. The authors evaluated a 124-item high school food frequency questionnaire (HS-FFQ) assessing diet during high school ...
Thompson Frances E - - 2004
OBJECTIVES: We describe the methods used to develop and score a 17-item 'screener' designed to estimate intake of fruit and vegetables, percentage energy from fat and fibre. The ability of this screener and a food-frequency questionnaire (FFQ) to measure these exposures is evaluated. DESIGN: Using US national food consumption data, ...
Satalić Zvonimir - - 2004
Data on diet quality in Croatian university students have been missing for more than 15?years. A food approach rather than a nutrient approach appears more appropriate to present knowledge on diet and health. The aim of the present study was to evaluate diet quality in Croatian university students (n = ...
Chen Yu - - 2004
We have developed a thirty-nine-item semi-quantitative food-frequency questionnaire (FFQ) to assess the dietary consumption of 11,746 men and women in a prospective cohort study that evaluates the health effects of As from drinking water in Bangladesh. In order to validate the FFQ, two 7 d food diaries (FD) were completed ...
Laraia Barbara A - - 2004
OBJECTIVES: To investigate the association between distance to the closest supermarket and a composite measure of diet, the diet quality index for pregnancy (DQI-P) was constructed. METHODS: Data from the Pregnancy, Infection and Nutrition (PIN) cohort, a prospective study of determinants of preterm birth, were analyzed. Food frequency questionnaires were ...
Fowke Jay H - - 2004
PURPOSE: Foods consumed near the time of food frequency questionnaire (FFQ) administration may prime the memory, such that FFQ responses emphasize recently consumed foods. This study investigates the effect of season of FFQ administration, a proxy for the recent diet, on FFQ responses. METHODS: FFQ data from 74,958 Shanghai Women's ...
MacKeown J M - - 2004
AIMS: To determine the variety and frequency of consumption of food items, including cariogenic items, among 4-24-month-old black South African children. SETTING AND PARTICIPANTS: A rural area of low socioeconomic status, Ndunakazi, KwaZulu/Natal Province [n=105]; two urban areas in Gauteng Province: Soweto (low to middle socioeconomic status) [n=100], and the ...
Aitken Joanne F - - 2004
The comparability of information collected through telephone interviews and information collected through mailed questionnaires has not been well studied. As part of the first phase of a randomized controlled trial of population screening for melanoma in Queensland, Australia, the authors compared histories of skin examination reported in telephone interviews and ...
Goulet Julie - - 2004
OBJECTIVE: To evaluate the validity (study 1) and the reproducibility (study 2) of an interviewer-administered food frequency questionnaire (FFQ). METHOD: The FFQ was designed at Laval University and contains 91 items and 33 subquestions. STUDY 1: The FFQ was compared against a 3-day food record (2 week-days and 1 weekend-day), ...
Hakkarainen Reeta - - 2004
BACKGROUND: We studied food consumption and nutrient intake in subjects with depressed mood, anxiety and insomnia as indices of compromised mental wellbeing. METHODS: The study population consisted of 29,133 male smokers aged 50 to 69 years who entered the Alpha-Tocopherol, Beta-Carotene Cancer Prevention Study in 1985-1988. This was a placebo-controlled ...
Cullen Karen Weber - - 2004
The Youth/Adolescent Questionnaire is a food frequency questionnaire developed for youth aged 9 to 19 years that attempts to assess diet during the past 12 months. It was developed and previously validated with white youth; however, a validation study with fourth- to seventh-grade African-American youth revealed lower validation coefficients. This ...
Björklund Fredrik - - 2004
The psychometric properties of a Swedish version of Haidt, McCauley and Rozin's (1994) Disgust Scale were studied. Confirmatory factor analysis of the original model with eight factors (food, animals, body products, sex, body envelope violations, death, hygiene, and magic) provided satisfactory fit to the data (N= 280), significantly better than ...
Alder Elizabeth M - - 2004
The aim of the present study was to assess the factors which may influence the timing of the introduction of solid food to infants. The design was a prospective cohort study by interview and postal questionnaire. Primiparous women (n 541) aged between 16 and 40 years were approached in the ...
Frankenfeld Cara L - - 2004
OBJECTIVE: The food-frequency questionnaire (FFQ) can be an efficient tool to evaluate dietary intake in large, population-based studies, especially for specific foods. The objective of this study was to validate the assessment of soy and isoflavone (daidzein and genistein) intakes, measured by an FFQ, by comparing intakes with serum isoflavone ...
Shai Iris - - 2004
OBJECTIVES: To highlight the differences between the food list required in a food-frequency questionnaire (FFQ) to rank people by their intake and the food items that contribute to absolute intake, and to discuss possible applications. METHODS: We conducted a nutritional survey among 1173 adults using an adapted 24-hour recall questionnaire. ...
Andersen L F - - 2004
OBJECTIVES: An adequate diet is of profound importance in infancy and early childhood. To ensure an optimal diet, knowledge about actual intake must be obtained. The aims of this study were to assess the validity of a semi-quantitative food-frequency questionnaire (SFFQ) applied in a large nation-wide survey among 2-year-old children ...
van Dillen S M E - - 2004
OBJECTIVE: For more effective nutrition communication, it is crucial to identify sources from which consumers seek information. Our purpose was to assess perceived relevance and information needs regarding food topics, and preferred information sources by means of quantitative consumer research. DESIGN: Based on qualitative studies, a quantitative questionnaire was developed ...
Acton Ronald T - - 2004
BACKGROUND: We sought to evaluate the hypothesis that the high incidence of cutaneous melanoma in white persons in central Alabama is associated with a predominance of Irish and Scots descent. METHODS: Frequencies of country of ancestry reports were tabulated. The reports were also converted to scores that reflect proportional countries ...
Byrd-Bredbenner C - - 2004
A barrier to controlling the amount of food consumed may be the difficulty consumers have in accurately estimating portion sizes. Although portion size measurement aids (PSMAs) can improve estimation accuracy, their bulk and/or cost tends to make them impractical for regular use. The purpose of this study was to investigate ...
Akhter R - - 2004
The prevalences of signs and symptoms of temporomandibular disorder (TMD) in Bangladeshi adolescents and their associations with intake of various hard food items were investigated. A group of 1200 randomly selected high school students aged 12-17 years from three communities (rural, semi-urban and urban) completed a questionnaire on dietary habits ...
Chang Wen-Ruey - - 2004
Slips and falls are major problems in occupational injuries in which floor slipperiness is a critical issue. Most of the studies on slipperiness assessments were conducted in laboratories. Field assessments are rarely reported in the literature. This study investigated floor slipperiness in seven kitchen areas of 10 western-style fast-food restaurants ...
Chang Willy S W - - 2004
STATEMENT OF PROBLEM: The degree of reliability and validity of a new electronic pantographic instrument, the Cadiax Compact, has not been established. PURPOSE: The purpose of this study was to test the reliability and validity of the electronic pantograph in calculating condylar settings for 5 different articulators (Denar D5A, Denar ...
Beasley L J - - 2004
BACKGROUND: The aim of this study was to investigate whether a subject's level of satiety influences perception of their usual portion size. METHODS: A total of 62 school children were recruited for the pilot study. Half of the group assessed food photographs for their usual portion size before lunch, and ...
Holdsworth Michelle - - 2004
The Heartbeat Award (HBA) scheme is a national nutrition labelling scheme that operates throughout England. The aim of this study was to assess whether the implementation of the HBA scheme in the workplace results in an improvement in eating habits at work. A longitudinal survey of employees using a structured ...
Cade J E - - 2004
A review of the literature concerning the design, utilisation and validation of food-frequency questionnaires (FFQ) has been carried out using a semi-systematic approach to obtaining, reviewing and extracting data from articles. Databases were searched from 1980 to 1999. The present review identified 227 validation (from 1980 to September 1999) and ...
Valdés-Ramos Roxana - - 2004
In order to determine whether simplified indicators for usual consumption of selected food groups, specifically those derived from either the percentage of the number of daily portions, the percentage of total daily weight consumed, or both, could serve as proxies for the conventional expression of daily energy intake, these indicators ...
Andersen L F - - 2004
OBJECTIVE: Reproducible and valid methods for measuring fruit and vegetable consumption among young school children are urgently needed. The aim of this study was to test the reproducibility and the validity of a newly developed questionnaire on the intake of fruit and vegetable among Norwegian 6th graders. The questionnaire consisted ...
Jensen J Keith - - 2004
OBJECTIVE: To develop a food frequency questionnaire (FFQ) that estimates calcium intake of Asian, Hispanic, and white youth living in the western United States. DESIGN: A list of 80 foods was assembled to create an FFQ to measure calcium intake. Evaluation of the FFQ spanned four consecutive weeks. An FFQ ...
Weber Judith L - - 2004
OBJECTIVE: To examine the validity of a modified diet record-assisted 24-hour recall in third-grade (8 to 10 years old) American Indian children. DESIGN: The children were trained to record their food intake using diet records, and then they recalled their 24-hour food intakes, using the diet records as memory prompts, ...
Cullen Karen W - - 2004
BACKGROUND: This paper presents the rationale, reliability, and validity of a behavior-based food coding system for measuring fruit (F), juice (J), vegetable (V), sweetened beverage, and water consumption in children. METHODS: Coding algorithms for FJV, sweetened beverages, and water were developed for use with the Nutrition Data System for Research ...
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