QUANTITATIVE ASSESSMENT OF INFANT BODY-FAT BY ANTHROPOMETRY AND TOTAL-BODY ELECTRICAL-CONDUCTIVITY

被引:21
作者
DEBRUIN, NC
VANVELTHOVEN, KAM
STIJNEN, T
JUTTMANN, RE
DEGENHART, HJ
VISSER, HKA
机构
[1] ERASMUS UNIV ROTTERDAM, DEPT BIOSTAT, 3015 GJ ROTTERDAM, NETHERLANDS
[2] UNIV ROTTERDAM HOSP, SOPHIA CHILDRENS HOSP, ROTTERDAM, NETHERLANDS
[3] ROTTERDAM HOME CARE FDN, ROTTERDAM, NETHERLANDS
关键词
TOTAL BODY ELECTRICAL CONDUCTIVITY; TOBEC; GROWTH; ANTHROPOMETRY; INFANTS; BODY COMPOSITION; SKINFOLD THICKNESS; SUBCUTANEOUS BODY FAT;
D O I
10.1093/ajcn/61.2.279
中图分类号
R15 [营养卫生、食品卫生]; TS201 [基础科学];
学科分类号
100403 ;
摘要
Measurement of total-body electrical conductivity (TOBEC) has emerged as a rapid, safe, and reproducible method for estimation of infant total body fat (TBF). Agreement of two anthropometric methods [by Dauncey et al (1977) and Weststrate et al (1989)] with TOBEC-TBF was assessed in 435 healthy infants aged 21-365 d. Dauncey-TBF correlated with TOBEC-TBF by r(2) = 0.61 and exceeded TOBEC-TBF by 0.14 +/- 0.25 kg in infants <4 mo of age. Thereafter, TOBEC- TBF exceeded Dauncey-TBF by 0.20 +/- 0.47 kg. We modified Dauncey's method, which significantly improved the correlation to r(2) = 0.75. Weststrate-TBF correlated with TOBEC-TBF by r(2) = 0.87, but exceeded TOBEC-TBF by 0.5 kg. Both methods showed poor agreement with TOBEC-TBF. We conclude that both methods, although suitable for comparison of TBF between groups, cannot be used to accurately assess TBF in an individual infant.
引用
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页码:279 / 286
页数:8
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