Physiological economy in nutrition, with special reference to the minimal proteid requirement of the healthy man / an experimental study

by R. H. Chittenden

JACOBUS.

Date.		Body-weight.	Urine.
			Volume. 24 hours.	Sp. Gr.	Nitrogen.		Uric Acid.		P₂O₅.
1904		kilos	c.c.		grams		gram		grams
Jan.	15	57.3	630	1032		10.70		0.542
	16		810	1024		11.76		0.960
	17		880	1029		11.09		0.780
	18		780	1030		10.67		0.600
	19		810	1029		12.94		0.595
	20		670	1030		11.98		0.553
	21		730	1029		10.91		0.586
	22		990	1025		12.12		0.594
	23	58.7	825	1021		9.55		0.436
	24		680	1027		9.10		0.449
	25		1260	1018	⎫	9.58 daily average		0.442 daily average		1.72 daily average
	26		875	1022	⎪
	27		680	1028	⎪
	28	57.0	850	1022	⎬
	29	58.0	760	1020	⎪
	30	57.7	560	1029	⎪
	31		660	1028	⎭
Feb.	1		700	1023	⎫	8.30		0.548		1.60
	2	57.2	567	1030	⎪
	3		600	1030	⎪
	4	57.5	582	1026	⎬
	5		740	1024	⎪
	6	56.8	470	1028	⎪
	7		405	1032	⎭
	8	56.0	575	1028	⎫	7.73		0.460		1.74
	9	57.2	540	1028	⎪
	10	56.6	520	1029	⎪
	11	57.0	1000	1020	⎬
	12		920	1015	⎪
	13		845	1020	⎪
	14		480	1028	⎭
	15		750	1025	⎫	6.27		0.399
	16	56.8	810	1022	⎪
	17	56.4	760	1020	⎪
	18		1100	1017	⎬
	19	56.6	950	1020	⎪
	20	56.3	620	1025	⎪
	21		580	1027	⎭
	22	57.3	770	1020	⎫	6.96		0.521		1.47
	23	56.7	795	1024	⎪
	24	56.6	890	1016	⎪
	25	56.7	880	1022	⎬
	26	56.8	690	1027	⎪
	27		885	1024	⎪
	28		970	1019	⎭
	29	56.8	815	1024	⎫	8.43		0.315		1.75
Mar.	1	57.0	760	1027	⎪
	2	57.0	690	1025	⎪
	3	56.8	1720	1012	⎬
	4		1010	1019	⎪
	5		790		⎪
	6		440	1033	⎭
	7	56.6	970	1019	⎫	7.88		0.535
	8		1130	1018	⎪
	9		440	1031	⎪
	10		1480	1016	⎬
	11		1300	1015	⎪
	12		1165	1013	⎪
	13		1580	1011	⎭
	14	56.8	1200	1015	⎫	5.98		0.454
	15		1330	1010	⎪
	16		1065	1015	⎪
	17	56.8	1170	1013	⎬
	18		1030	1018	⎪
	19	56.8	1445	1012	⎪
	20	56.8	975	1020	⎭
	21		870	1018	⎫	8.30		0.418
	22		1400	1014	⎪
	23	57.3	840	1020	⎬
	24		1020	1021	⎪
	25		690	1024	⎪
	26		1195	1017	⎭
	28		1170	1015	⎫	9.59		0.471
	29	57.3	1030	1023	⎪
	30		1225	1021	⎪
	31		1175	1020	⎬
Apr.	1		1330	1016	⎪
	2		775	1023	⎪
	3		615	1026	⎭
	4		695	1029	⎫	8.71		0.310		1.82
	5		830	1026	⎪
	6		762	1019	⎪
	7	57.0	1205	1026	⎬
	8		1180	1015	⎪
	9		1035	1017	⎪
	10		1300	1015	⎭
	11		1045	1026	⎫	7.88	⎫	0.460
	12		610	1024	⎭		⎪
	13		410	1027		6.81	⎪
	14		600	1025		6.84	⎬
	15		1160	1017		8.49	⎪
	16	56.8	820	1021		7.72	⎪
	17		555	1029		6.96	⎭
	18		610	1026		7.36	⎫	0.441
	19		515	1028		6.67	⎪
	20		710	1023		7.71	⎪
	21		480	1026		6.94	⎬
	22	55.0	565	1026		7.19	⎪
	23		460	1031		7.16	⎪
	24		550	1027		6.27	⎭
	25		750	1020		6.30	⎫	0.507
	26		1170	1017		7.93	⎪
	28		1010	1019		6.06	⎬
	29		1110	1018		8.59	⎪
	30		1050	1020		8.44	⎪
May	1		715	1030		9.44	⎭
	2	56.6	1460	1014		10.50	⎫	0.382
	3		1185	1019		9.45	⎪
	4		1270	1019		10.52	⎪
	5	56.6	1010	1019		9.70	⎬
	6		1090	1021		9.94	⎪
	7		1100	1016		8.65	⎪
	8		765	1024		9.78	⎭
	10		555	1026		7.96	⎫	0.296
	11		640	1027		6.60	⎪
	12		1160	1016		7.03	⎬
	13		665	1025		7.66	⎪
	14		1240	1014		6.61	⎪
	15	56.6	595	1027		7.89	⎭
	16		1460	1012		7.45
	17		1620	1012		6.80
	18		2010	1012		6.75	⎫	0.376
	19		2050	1010		6.27	⎪
	20		1180	1018		7.29	⎪
	21		880	1020		7.07	⎬
	22		730	1025		7.62	⎪
	23		450	1029		6.48	⎪
	24		540	1028		7.64	⎭
	25		950	1017		7.53	⎫	0.303
	26	56.8	555	1023		5.83	⎪
	27		1080	1014		7.25	⎪
	28		1020	1019		6.37	⎬
	29		690	1022		6.34	⎪
	30		590	1025		6.69	⎪
	31		1290	1015		8.36	⎭
June	1		1635	1010		7.85
	2		1475	1012		8.23
	3		400	1024		5.21
	4		705	1019		6.73
	5		1010	1013		6.30
	6		600	1024		5.69
	7		925	1016		6.72
	8		1015	1014		7.30
	9		925	1019		6.05
	10	57.0	1285	1012		5.25
	13		855	1018		8.36
	14		735	1019		6.97
	15	57.0	495	1028		8.32
Daily average from Feb. 1			916	1021				0.423		1.67
Daily average from Feb. 1 to April 12						7.74
Daily average from April 13 to June 15						7.43

SCHENKER.

Date.		Body-weight.	Urine.
			Volume. 24 hours.	Sp. Gr.	Nitrogen.		Uric Acid.		P₂O₅.
1904		kilos	c.c.		grams		gram		grams
Jan.	16	73.5	1140	1026		16.21		0.688
	17		2180	1020		18.44		0.990
	18		1155	1024		14.97		0.745
	20		1090	1027		19.82		0.797
	21		1515	1027		20.63		0.966
	22		1675	1019		15.38		0.653
	23	71.7	1100	1022		13.40		0.631
	24		1390	1021		14.18		0.719
	25		1410	1019	⎫	13.23 daily average		0.693 daily average		2.03 daily average
	26		840	1027	⎪
	27		925		⎪
	28		1140	1023	⎬
	29	72.3	1025	1024	⎪
	30		1900	1015	⎪
	31		1105		⎭
Feb.	1		1320	1023	⎫	13.86		0.693		2.16
	2	71.6	885	1029	⎪
	3		1260	1023	⎪
	4		1480	1020	⎬
	5		970	1027	⎪
	6	71.4	1150	1026	⎪
	7		1270	1022	⎭
	8	71.5	1270	1022	⎫	12.84		0.654		2.00
	9	71.2	940	1028	⎪
	10		930	1027	⎪
	11	71.4	845	1029	⎬
	12		800	1027	⎪
	13		620	1031	⎪
	14		890	1025	⎭
	15	70.9	1020	1029	⎫	6.34		0.633
	16		1490	1019	⎪
	17		1180	1024	⎪
	18		1230	1022	⎬
	19		950	1029	⎪
	20		1510	1024	⎪
	21		1325	1026	⎭
	23		510	1030	⎫	8.85		0.624		2.17
	24	71.9	1140	1024	⎪
	25		1730	1016	⎬
	26		1145	1022	⎪
	27		2015	1018	⎪
	28		1150	1023	⎭
	29		1230	1028	⎫	11.49		0.799		2.43
Mar.	1	71.8	1245	1026	⎪
	2		770	1030	⎪
	3	70.8	1480	1016	⎬
	4		1325	1028	⎪
	5		1960	1014	⎪
	6		1230	1021	⎭
	7		1900	1016	⎫	10.11		0.734
	8	72.4	1760	1016	⎪
	9		910	1026	⎪
	10		2050	1015	⎬
	11	72.5	940	1020	⎪
	12		2200	1002	⎪
	13		2790	1011	⎭
	14		1880	1014	⎫	11.08		0.797
	15	72.3	1630	1012	⎪
	16		1070	1022	⎪
	17		2040	1012	⎬
	18		1655	1021	⎪
	19		1485	1014	⎪
	20		2550	1013	⎭
	21	71.9	2000	1014	⎫	10.14		0.551
	22		2170	1012	⎬
	23		1670	1014	⎪
	24	72.3	2020	1015	⎭
	26		875
	27		1520	1018	⎫	10.85		0.660
	28		1675	1017	⎪
	29		1175	1025	⎪
	30		1110	1021	⎬
	31		2340	1012	⎪
Apr.	1		1440	1021	⎪
	2		1200	1021	⎭
	3				⎫	11.64		0.782
	4		1110	1022	⎪
	5		785		⎪
	6		1130	1023	⎬
	7	74.1	945	1027	⎪
	8		1050	1024	⎪
	9		925	1022	⎪
	10		1555	1020	⎭
	11	73.8	1440	1015		8.44	⎫	0.620
	13		1250	1023		12.23	⎪
	14		1330	1026		10.06	⎬
	15		1880	1018		12.41	⎪
	16		2440	1013		11.27	⎪
	17		1680	1018		10.78	⎭
	18	73.3	1640	1018		11.22	⎫	0.746
	19		1420	1020		12.95	⎪
	20	74.2	1440	1019		9.85	⎪
	21		1670	1018		10.22	⎬
	22		1220	1019		9.52	⎪
	23	73.3	1640	1021		9.05	⎪
	24		2200	1016		9.50	⎭
	25		1400	1020		9.07	⎫	0.594
	26		1400	1020		8.15	⎪
	27		1710	1017		9.13	⎪
	28		2220	1011		9.59	⎬
	29	73.4	1940	1015		11.29	⎪
	30		980	1025		10.76	⎪
May	1		1625	1015		10.05	⎭
	2		1950	1014		8.89	⎫	0.298
	3		1795	1014		8.62	⎪
	4		2400	1010		8.50	⎪
	5		1895	1019		11.03	⎬
	6	73.7	1920	1019		11.75	⎪
	7		2300	1014		11.87	⎪
	8		1380	1018		11.51	⎭
	9		2095	1014		11.46	⎫	0.229
	10		1360	1016		9.96	⎪
	11		1040	1022		8.74	⎬
	12		1250	1024		11.02	⎪
	15		1215	1020		8.68	⎭
	16		1450	1018		8.96
	17		1725	1014		8.29
	18		1420	1018		8.77	⎫	0.427
	19	72.7	990	1020		8.73	⎪
	20		2390	1014		12.48	⎪
	21	72.7	1000	1025		8.76	⎬
	22		1570	1018		9.98	⎪
	23		1780	1015		10.04	⎪
	24		1210	1018		8.71	⎭
	25		1390	1016		9.09	⎫	0.842
	26	72.5	1380	1015		9.11	⎪
	27	72.1	1920	1018		9.56	⎬
	28		1870	1016		11.22	⎪
	29		1635	1015		8.83	⎪
	30		1670	1017		8.52	⎭
	31		2190	1013		9.46
June	1		1140	1016		6.02
	2		1520	1018		8.94
	3		1610	1017		8.50
	4	72.2	1380	1020		8.94
	5		795	1022		8.11
	6		1590	1018		9.83
	7		2000	1012		9.48
	8		1800	1016		12.10
	9	71.9	1500	1018		9.63
Daily average from Feb. 8			1500	1019				0.624		2.20
Daily average from Feb. 8 to April 10						10.37
Daily average from April 11 to June 9						9.82

STAPLETON.

Date.		Body-weight.	Urine.
			Volume. 24 hours.	Sp. Gr.	Nitrogen.		Uric Acid.		P₂O₅.
1904		kilos	c.c.		grams		gram		grams
Jan.	15	77.2	1350	1026		16.20		0.941
	16	77.2	2200	1020		20.33		1.163
	17	77.2	2000	1025		21.00		1.095
	18	78.1	1650	1026		21.78		0.897
	19	77.1	1585	1029		20.64		1.139
	20	77.0	1390	1028		19.26		0.480
	21	77.1	1560	1026		20.31		0.971
	22	77.1	1620	1023		18.37		0.735
	23	78.0	1810	1025		21.72		0.624
	24	77.0	1430	1024		17.42		0.890
	25	76.0	990	1029	⎫	14.95 daily average		0.841 daily average		2.83 daily average
	26	76.0	1280	1026	⎪
	27	77.0	885	1030	⎪
	28	77.1	1660	1021	⎬
	29	76.1	1005	1029	⎪
	30	77.1	1310	1027	⎪
	31	76.1	800	1031	⎭
Feb.	1	76.1	1090	1028	⎫	13.48		0.743		2.34
	2	76.1	1175	1025	⎪
	3	76.0	1120	1030	⎪
	4	76.0	950	1031	⎬
	5	76.0	1150	1023	⎪
	6	76.0	1165	1029	⎪
	7	76.0	770	1033	⎭
	8	76.0	825	1030	⎫	12.72		0.712		2.74
	9	76.0	1160	1026	⎪
	10	76.0	1140	1023	⎪
	11	76.0	1160	1023	⎬
	12	76.0	970	1026	⎪
	13	76.0	1115	1024	⎪
	14	76.0	1360	1023	⎭
	15	76.0	1040	1026	⎫	12.36		0.755
	16	76.0	1020	1023	⎪
	17	76.0	1380	1021	⎪
	18	76.0	880	1029	⎬
	19	76.0	945	1030	⎪
	20	76.0	1940	1017	⎪
	21	76.0	2670	1016	⎭
	22	76.0	1590	1023	⎫	13.03		0.967		2.56
	23	76.0	1870		⎪
	24	76.0	870	1026	⎪
	25	76.0	1275	1024	⎬
	26	76.0	1140	1025	⎪
	27	76.0	1930	1018	⎪
	28	76.0	1120	1026	⎭
	29	76.0	1140	1028	⎫	12.91		0.803		2.59
Mar.	1	76.0	1300	1022	⎪
	2	76.0	1295	1023	⎪
	3	77.0	825	1030	⎬
	4	76.0	1860	1021	⎪
	5	76.0	1230	1026	⎪
	6	76.0	1155	1029	⎭
	7	76.0	830	1031	⎫	11.02		0.707
	8	76.0	860	1031	⎪
	9	76.0	940	1029	⎪
	10	76.0	550	1034	⎬
	11	76.0	780	1028	⎪
	12	77.0	790	1026	⎪
	13	76.0	700	1030	⎭
	14	76.0	830	1027	⎫	10.26		0.757
	15	76.0	1650	1014	⎪
	16	76.0	1120	1019	⎪
	17	76.0	690	1027	⎬
	18	76.0	1170	1024	⎪
	19	76.0	2230	1010	⎪
	20	77.2	1180	1025	⎭
	21	76.0	540	1032	⎫	11.55		0.794
	22	76.0	880	1030	⎪
	23	76.0	990	1028	⎪
	24	76.0	1130	1024	⎬
	25	76.0	1470	1025	⎪
	26	76.0	1280	1025	⎪
	27	76.0	1240	1021	⎭
	28	76.0	1020	1023	⎫	11.14		0.667
	29	77.0	1440	1018	⎪
	30	76.0	1595	1018	⎪
	31	76.0	1210	1017	⎬
Apr.	1	76.0	1940	1018	⎪
	2	76.0	1110	1028	⎪
	3		1185	1026	⎭
	4		1420	1027	⎫	17.56		0.929		2.77
	5		1260	1029	⎪
	6		1095	1026	⎬
	7		1315	1030	⎪
	8		1180	1029	⎪
	9		1140	1030	⎭
	11	75.0	1285	1031	⎫	16.43	⎫	0.550
	12		940	1023	⎭		⎪
	13		750	1027		9.59	⎪
	14		720	1026		10.45	⎬
	15		910	1028		10.70	⎪
	16		815	1021		6.32	⎪
	17		1110	1012		5.33	⎭
	18		820	1024		4.58	⎫	0.418
	19		750	1025		7.38	⎪
	20	74.0	880	1024		7.13	⎪
	21		1005	1026		9.17	⎬
	22		1090	1027		9.74	⎪
	23		1085	1019		8.17	⎪
	24		990	1020		8.26	⎭
	25		1150	1021		9.21	⎫	0.599
	26		980	1025		9.23	⎪
	27	75.0	1570	1019		8.29	⎪
	28		1040	1025		9.05	⎬
	29		1020	1022		9.98	⎪
	30		1000	1026		9.40	⎪
May	1		1025	1025		10.56	⎭
	2		1070	1027		11.25	⎫	0.377
	3		1585	1018		10.37	⎪
	4	75.0	1805	1023		8.70	⎪
	5		1350	1022		9.88	⎬
	6		920	1024		7.84	⎪
	7		900	1025		9.23	⎪
	8		930	1025		11.50	⎭
	9		875	1027		11.81	⎫	0.625
	10		1010	1022		8.85	⎪
	11		1010	1023		9.26	⎪
	12	74.0	600	1030		9.29	⎬
	13		940	1028		10.60	⎪
	14		975	1023		7.37	⎪
	15		800	1025		6.63	⎭
	16		1200	1019		8.14
	17		515	1030		6.58
	18		790	1029		9.67	⎫	0.691
	19	74.1	745	1029		8.58	⎪
	20	74.1	880	1022		9.51	⎪
	21	74.1	1100	1027		9.64	⎬
	22		890	1028		9.56	⎪
	23		690	1020		8.03	⎪
	24	76.0	905	1025		9.04	⎭
	25		665	1031		8.46	⎫	0.663		2.27
	26	74.5	630	1026		7.45	⎪
	27		950	1024		8.83	⎬
	28	73.0	850	1027		10.60	⎪
	30		1060	1020		10.88	⎭
	31		1640	1015		8.56
June	1		1230	1013		9.37
	2		1180	1019		10.34
	3		620	1024		6.96
	4		910	1020		11.47
	5		880	1019		11.09
	6		855	1025		11.14
	7		1250	1017		8.78
	8		885	1025		11.10
	9	74.0	730	1020		6.35
	10		1540	1017		8.87
	11		750	1015		5.85
	12	73.4	1265	1015		9.71
Daily average from Jan. 25			1094	1024				0.699		2.64
Daily average from Jan. 25 to April 12						13.12
Daily average from April 13 to June 12						9.00