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close this bookProtein-Energy Requirements of Developing Countries: Evaluation of New Data (UNU, 1981, 268 p.)
close this folderResearch papers: Protein requirements-adults, standard protocols
close this folderProtein requirements of young male adults with a rural Mexican diet
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Summary of the main results

Table 3 shows the nitrogen-balance data for all subjects.

TABLE 3. Mean Ingested, Urinary, and Faecal Nitrogen and Nitrogen Balance for Each Subject and Level with the Rural (R) and Milk (M) Diets (mg N/kg BOOT)

Subject Ingested Urinary Faecal Balance
A.D.F. (R) 65.21 48.61 32.03 - 20.44
  81.78 59.88 34.50 - 1 7.62
  113,00 83.53 32.72 - 8.24
A.C. (R) 64.61 56.30 32.49 - 28.18
  81.34 78.32 25.22 - 27.18
  96.82 88.60 25.21 - 21.99
  112.63 88.90 28.30 - 9.58
J.S. (R) 64.21 74.73 23.51 - 39.04
  80,85 84.11 23.66 - 31.92
  113.69 87.44 13.82 - 7.54
I.G. (R) 64.87 70.42 21.90 - 32.45
  82.11 70.66 30.71 - 24.25
  96.87 75.81 25.25 - 9.19
  112.63 67.94 20.16 +19.52
A.R. (R) 65.49 68,49 30.72 - 38.72
  81.06 84.09 16.67 - 24.68
  97.40 79.28 1 7.09 - 3,97
  113.08 80.15 22.07 + 5.86
S.R. (R) 64.55 54.76 34.41 - 29.62
  81.64 64.70 27.57 - 15.64
  98.05 71.71 28.26 - 6.91
  112.79 66.74 32.10 + 8.97
U.R. (R) 65.12 66.59 28.49 - 34.96
  81.29 62.11 34.75 - 20.56
  96.27 62.78 33.25 - 4.75
  112.61 72.32 26.53 + 8.76
E.R. (R) 65.40 63.50 22.71 - 25.80
  81.21 65.10 29.79 - 18.69
  97.43 72,84 31.18 - 11.59
  113.74 83.03 29.68 - 3.96
S.R. (M) 48.43 54.46 15.38 - 26.07
  63.01 55.99 23.35 - 21.55
  79.17 61.57 23.87 - 11.26
  93.91 68.85 24.98 - 4.92
A.O.F. (M) 48.42 54.73 18,51 - 23.83
  63.57 53.27 1 7.82 - 1 2.51
  79.63 74.47 12.18 - 10.23
U.R. (M) 48.38 53.49 14.69 - 24.78
  62,89 53.43 22.02 - 1 7.25
  78.28 67.22 21.69 - 15.23
  95.86 76.72 14.87 - 0.78