129 
Table 144. — Income and outgo of material in the body, and gains and 
and fat with different diets — Amounts per dag. 
of protein 
.Subject, duration, and character of experiment. 
Nitrogen. 
Carbon. 
Energy. 
Protein : 
(NX6.25). 
Fat. 
REST EXPERIMENTS. 
E. ()., 11 experiments, 37 days, average: 
Grams. 
17.7 
18.5 
Grams. 
231.5 
218.6 
Calories. 
2,459 
2,297 
Grams. 
Ill 
116 
Grams. 
- .8 
+ 12.9 
- 5 
+ 20 
0. F. T., 1 experiment, 5 days, average: 
14.4 
13.7 
216. 5 
219.9 
2,442 
2,505 
90 
86 
+ .7 
- 3.4 
+ 4 
- 7 
A. W. S., 3 experiments, 9 days, average: 
14.7 
13.7 
214. 3 
229. 1 
2,344 
2,293 
92 
86 
Gain ( + ) or loss ( — ) in body 
+ 1.0 
- 14.8 
+ 6 
- 24 
15.4 
15.7 
228.7 
207.8 
2,381 
2,117 
96 
98 
- .3 
+ 20.9 
- 2 
+ 29 
E.0.,0.F.T.,A.W.S.,J. F. S., 18 experiments, 60 
days, average: 
16.6 
16.9 
227. 3 
218.7 
2, 428 
2,285 
104 
106 
- .3 
+ 8.6 
- 2 
+ 13 
WORK EXPERIMENTS. 
E. 0., 2 experiments, 8 days, average: 
17.6 
17.3 
326.2 
358. 9 
3, 462 
3,865 
110 
108 
Gain ( + ) or loss ( - ) in body 
+ .3 
- 32.7 
+ 2 
- 43 
A. W. S., 1 experiment, 3 days, average: 
In digested food 
14.8 
• 14.1 
223. 6 
371.5 
2, 505 
4,325 
92 
88 
In material oxidized . . 
Gain ( + ) or loss ( — ) in body 
-147.9 
+ 4 
-196 
J. F. S., 4 experiments, 12 days, average: 
In digested food 
15.0 
16.0 
306.4 
330.4 
3, 251 
3,547 
94 
100 
In material oxidized 
< Jain ( + ) or loss ( — ) in bodv 
- 1.0 
- 24.0 
| - 6 
— 27 
E.O., A. W. S., J. F. S., 7 experiments, 23 days, 
average: 
In digested food 
15.9 
16.2 
302.5 
345.7 
3, 227 
3,759 
99 
101 
Gain ( + ) or loss ( — ) in body 
- .3 
- 43.2 
- 2 
— 55 
By ''digestible food" or "digested food" is understood the totai 
food less the feces — in other words, the sum of the nutrients which are 
available to the body for the building of tissue and yielding energy. 
No correction is introduced for metabolic products in the feces, since 
these were derived originally from the food (or body tissue) and are a 
13007— No. 109—02 9 
