Dietary Studies

Dietary Studies

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1896 edition. Excerpt: ...of the amounts and kinds of different food materials purchased and consumed during a given period, usually from seven to thirty days, by a family or boarding club; the collection and analysis of the food wasted, and the record of the age, sex, and occupation of the different persons making up the family or club, and the number of meals taken by each. From the amounts of the different food materials consumed and the composition of each material, as determined by actual analysis or as assumed from tables of average composition, the actual amounts of nutrients contained in the food were calculated. From these are deducted the amount of nutrients in the waste. As a rule a woman requires less food than a man, and the amount required by children is still less, varying with the age. It is customary to assign certain factors which shall represent the amount of nutrients required by children of different ages and by a woman as compared with an adult man. These factors, which are based in part upon experimental data and in part upon arbitrary assumption, are as follows: Factors used in calculating meals consumed in dietary studies. One meal of woman equivalent to 0.8 meal of man at moderate muscular alor. One meal of boy 14 to 16 years of age, inclusive, equivalent to 0.8 meal of man. One meal of girl 14 to 16 years of age, inclusive, equivalent to 0.7 meal of man. One meal of child 10 to 13 years of age, inclusive, equivalent to 0.6 meal of man. One meal of child 6 to 9 years of age, inclusive, equivalent to 0.5 meal of man. One meal of child 2 to 5 years of age, inclusive, equivalent to 0.4 meal of man One meal of child under 2 years of age equivalent to 0.3 meal of man. By means of the preceding factors it is easy to calculate the number of meals for...show more

Product details

  • Paperback | 202 pages
  • 189 x 246 x 11mm | 372g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236640969
  • 9781236640963