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Food photographs: practical guidelines I. Design and analysis of studies to validate portion size estimates

Published online by Cambridge University Press:  01 December 1998

Michael Nelson*
Affiliation:
Department of Nutrition and Dietetics, King's College London, Campden Hill Road, London W8 7AH, UK
Jóhanna Haraldsdóttir
Affiliation:
Research Department of Human Nutrition, Royal Veterinary and Agricultural University, Rolighedsvei 30, DK-1958 Frederiksberg C, Copenhagen, Denmark
*
*Corresponding author: E-mail: michael.nelson@kcl.ac.uk
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Abstract

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Type
Research Article
Copyright
Copyright © The Nutrition Society 1998

References

1Young, LR, Nestle, M. Portion sizes in dietary assessment: issues and policy implications. Nutr. Rev. 1995; 53: 149–58.CrossRefGoogle ScholarPubMed
2Cypel, YS, Guenther, PM, Petot, GJ. Validity of portion-size measurement aids: A review. J. Am. Diet. Assoc. 1997; 97: 289–92.CrossRefGoogle ScholarPubMed
3Margetts, BM, Nelson, M. Design Concepts in Nutritional Epidemiology, second edition. Oxford: Oxford University Press.CrossRefGoogle Scholar
4Cole, TJ. Sampling, study size and power. In: Margetts, BM, Nelson, M, eds. Design Concepts in Nutritional Epidemiology, second edition. Oxford: Oxford University Press, 1997.Google Scholar
5Nelson, M. The validation of dietary assessment. In: Margetts, BM, Nelson, M. Design Concepts in Nutritional Epidemiology, second edition. Oxford: Oxford University Press, 1997.Google Scholar
6Bolland, JE, Yuhas, HA, Bolland, TW. Estimation of food portion sizes: effectiveness of training. J. Am. Diet. Assoc. 1988; 88: 817–21.CrossRefGoogle ScholarPubMed
7Bolland, JE, Ward, JY, Bolland, TW. Improved accuracy of estimating food quantities up to 4 weeks after training. J. Am. Diet. Assoc. 1990; 90: 1402–4.CrossRefGoogle ScholarPubMed
8Howat, PM, Mohan, R, Champagne, C, Monlezun, C, Wozniak, P, Bray, GA. Validity and reliability of reported dietary intake data. J. Am. Diet. Assoc. 1994; 94: 169–73.CrossRefGoogle ScholarPubMed
9Bingham, SA, Gill, C, Welch, A, Day, K, Cassidy, A, Khaw, KT, Sneyd, MJ, Key, TJA, Roe, L, Day, NE. Comparison of dietary assessment methods in nutritional epidemiology: weighed records v. 24 h recalls, food-frequency questionnaires and estimated-diet records. Br. J. Nutr. 1994; 2: 619–43.CrossRefGoogle Scholar
10Bingham, SA, Cassidy, A, Cole, T, Welch, A, Runswick, S, Black, AE,Thurnham, D, Bates, CE, Cassidy, A, Khaw, KT, Day, NE. Validation of weighed records and other methods of dietary assessment using the 24 h urine technique and other biological markers. Br. J. Nutr. 1995; 73: 531–50.CrossRefGoogle ScholarPubMed
11Smith, SA, Campbell, DR, Elmer, PJ, Martini, MC, Slavin, JL, Potter, JD. The University of Minnesota Cancer Prevention Research Unit vegetable and fruit classification scheme (United States). Cancer Causes and Control 1995; 6: 292302.CrossRefGoogle ScholarPubMed
12Crawford, FG, Mayer, J, Santella, RM, Cooper, TB, Ottman, R, Tsai, W-Y, Simon-Cereijido, G, Wang, M, Tang, D, Perera, FP. Biomarkers of environmental tobacco smoke in preschool children and their mothers. J. Natl. Cancer Inst. 1994; 86: 1398–402.CrossRefGoogle ScholarPubMed
13Bland, JM, Altman, DG. Statistical methods for assessing agreement between two methods of clinical measurement. Lancet 1986; 1: 307–10.CrossRefGoogle ScholarPubMed
14Nelson, M, Atkinson, M, Darbyshire, S. Food photography 2. Use of food photographs for estimating portion size and the nutrient content of meals. Br. J. Nutr. 1996; 76: 3149.CrossRefGoogle ScholarPubMed
15Haraldsdóttir, J, Tjønneland, A, Overvad, K. Validity of individual portion size estimates in a food frequency questionnaire. Int. J. Epidemiol. 1994; 23: 787–96.CrossRefGoogle Scholar
16Kirkcaldy-Hargreaves, M, Lynch, GW, Santor, C. Assessment of the validity of four food models. J. Can. Diet. Assoc.. 1980; 41: 102–10.Google Scholar
17Kuehnemann, T, Stanek, K, Eskridge, K, Angle, C. Comparability of four methods for estimating portion size during a food frequency interview with caregivers of young children. J. Am. Diet. Assoc. 1994; 94: 548–50.CrossRefGoogle Scholar
18Nelson, M, Atkinson, M. Darbyshire, S. Food photography 1: The perception of food portion size from photographs. Br. J. Nutr. 1994; 72: 649–63.CrossRefGoogle ScholarPubMed