BMJ 2000;321:1158 ( 4 November )

Letters

Standard definition of child overweight and obesity worldwide

    Authors' standard compares well with WHO standard
    Young Chinese people in Hong Kong are not representative of those in China
    Body mass index is harder to interpret in children than adults
    Reanalysis suggests questionable validity of new definition during puberty

Authors' standard compares well with WHO standard

The first 150 words of the full text of this article appear below.

EDITOR---Different standards have been proposed to define overweight and obesity in childhood, and as a result it is difficult to compare published results. An international standard is useful for making international comparisons and monitoring the global epidemic of obesity. The new standard proposed by Cole et al (the International Obesity Task Force standard) meets this demand.1 By contrast, the World Health Organization recommended using the sex-age specific body mass index 85th centiles derived from data from the United States' first national health and nutrition examination survey collected in 1971-4 to define adolescent overweight for international use. 2 3

Using data from large nationwide surveys from China (1991 China health and nutrition survey), Russia (1992 Russian longitudinal monitoring survey), and the United States (third national health and nutrition examination survey, 1988-94), we compared Cole et al's and the World Health Organization standards to assess overweight in children (aged 6-9) and adolescents (10-18). These three . . . [Full text of this article]


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Relevant Article

Establishing a standard definition for child overweight and obesity worldwide: international survey
Tim J Cole, Mary C Bellizzi, Katherine M Flegal, and William H Dietz
BMJ 2000 320: 1240. [Abstract] [Full Text] [PDF]

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