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

by R. H. Chittenden

ZOOMAN.

Date.		Body-weight.	Urine.
			Volume. 24 hours.	Sp. Gr.	Nitrogen.		Uric Acid.		P₂O₅.
1903		kilos	c.c.		grams		gram		grams
Oct.	4	54.0	540	1026		8.88		0.434		0.56
	5	54.0	940	1027		15.28
	6	53.6	1140	1024		16.42		0.730		2.21
	7	54.5	1640	1016		17.52
	8	54.4	930	1017		10.10		0.275		1.21
	9	54.4	1160	1022		15.80
	10	54.3	1080	1019		15.24
	11	54.5	1340	1014		13.65		0.450		1.73
	12	54.8	1080	1022		11.73
	13	55.4	1140	1022		13.48		0.839		1.70
	14	55.7	1020	1018		9.85
	15	55.2	1560	1021		20.40		0.779		2.92
	16	56.0	1240	1024		17.33
	17	55.6	1070	1025		16.11
	18	55.6	1730	1017		20.86		0.736		2.26
	19	55.4	1370	1020		18.57
	20	55.6	1290	1024	⎫	15.38 daily average		0.683 daily average		1.87 daily average
	21	55.6	1120	1025	⎪
	22	55.8	1140	1023	⎬
	23	55.9	1120	1025	⎪
	24	56.2	1600	1020	⎪
	25	56.5	1620	1015	⎭
	26	56.6	1140	1024	⎫	11.70		0.583		1.56
	27	56.6	1770	1015	⎪
	28	56.6	960	1021	⎪
	29	57.3	1120	1019	⎬
	30	56.8	1160	1019	⎪
	31	57.0	820		⎪
Nov.	1	56.9	1730	1016	⎭
	2	56.5	750	1026	⎫	10.01		0.564		1.39
	3	57.1	1380	1018	⎪
	4	57.1	1040	1019	⎪
	5	56.6	900	1018	⎬
	6	56.6	1220	1016	⎪
	7	56.2	640	1026	⎪
	8	55.8	900	1020	⎭
	9	56.1	1100	1021	⎫	8.76		0.512		1.33
	10	56.2	680	1024	⎪
	11	56.4	660	1016	⎪
	12	56.7	1320	1024	⎬
	13	56.7	420	1024	⎪
	14	56.0	920	1029	⎪
	15	56.0	1540	1015	⎭
	16	55.7	1080	1022	⎫	7.79		0.398		1.02
	17	54.4	700	1027	⎪
	18	54.6	700	1025	⎪
	19	54.8	700	1025	⎬
	20	55.4	940	1021	⎪
	21	55.2	740	1025	⎪
	22	54.7	720	1023	⎭
	23	54.5	740	1014	⎫	7.44		0.420		1.06
	24	54.0	860	1025	⎪
	25	54.3	620	1025	⎪
	26	54.4	980	1023	⎬
	27	54.5	940	1024	⎪
	28	54.3	460	1026	⎪
	29	54.4	1000	1018	⎭
	30	54.0	980	1022	⎫	10.26		0.494		1.45
Dec.	1	54.2	1120	1020	⎪
	2	54.2	940	1017	⎪
	3	54.0	1200	1018	⎬
	4	54.0	1080	1024	⎪
	5	53.9	640	1031	⎪
	6	54.0	960	1026	⎭
	7	54.1	880	1028	⎫	10.15		0.423		1.39
	8	54.6	680	1029	⎪
	9	54.6	680	1030	⎪
	10	55.0	1220	1019	⎬
	11	54.7	920	1028	⎪
	12	55.1	780	1028	⎪
	13	54.7	1140	1020	⎭
	14	54.4	840	1021	⎫	7.66		0.389		1.20
	15	54.0	1200	1016	⎪
	16	54.0	860	1021	⎪
	17	54.5	1140	1018	⎬
	18	54.0	820	1022	⎪
	19	54.1	980	1018	⎪
	20	54.0	885	1023	⎭
	21	54.0	660	1027	⎫	8.26		0.401		0.78
	22	53.5	570	1025	⎪
	23	54.0	770	1028	⎪
	24	54.0	920	1025	⎬
	25	54.3	1320	1018	⎪
	26	54.7	1075	1020	⎪
	27	54.5	1240	1018	⎭
	28	54.1	880	1022	⎫	8.00		0.440		0.88
	29	54.0	1080	1019	⎪
	30	54.3	775	1029	⎪
	31	54.4	1010	1023	⎬
1904					⎪
Jan.	1	54.0	900	1022	⎪
	2	53.6	625	1026	⎪
	3	53.9	730	1026	⎭
	4	53.0	1030	1019	⎫	7.24		0.379		1.15
	5	53.4	1100	1022	⎪
	6	54.0	980	1020	⎪
	7	54.0	860	1022	⎬
	8	54.0	960	1026	⎪
	9	53.5	695	1025	⎪
	10	54.0	980	1016	⎭
	11	53.5	930	1020		8.98		0.632
	12	53.8	1030	1023		11.31		0.657
	13	53.6	980	1024		11.63		0.445
	14	53.5	1150	1017		9.38		0.443
	15	53.0	700	1030		8.44		0.442
	16	53.4	920	1020		8.89		0.381
	17	53.5	1270	1019		8.99
	18	53.5	1180	1020	⎫	7.78		0.428		1.27
	19	53.6	755	1026	⎪
	20	53.6	1190	1015	⎪
	21	53.0	800	1030	⎬
	22	53.2	660	1030	⎪
	23	53.4	770	1025	⎪
	24	53.4	1035	1017	⎭
	25	53.6	1250	1013	⎫	6.87		0.302		1.18
	26	54.0	1140	1024	⎪
	27	54.2	1170	1018	⎪
	28	54.6	1120	1018	⎬
	29	54.5	690	1026	⎪
	30	54.5	1020	1025	⎪
	31	54.8	1320	1019	⎭
Feb.	1	54.3	1060	1026	⎫	8.15		0.405		1.31
	2	54.5	1170	1019	⎪
	3	54.5	1350	1022	⎪
	4	54.3	1280	1022	⎬
	5	54.0	1015	1025	⎪
	6	54.6	1610	1014	⎪
	7	54.3	1010	1028	⎭
	8	54.6	1065	1026	⎫	8.37		0.497
	9	55.0	925	1027	⎪
	10	55.0	1195	1023	⎪
	11	55.0	880	1024	⎬
	12	55.0	960	1016	⎪
	13	55.2	1565	1020	⎪
	14	55.0	1415	1023	⎭
	15	55.0	1060	1029	⎫	9.34		0.408
	16	54.8	1130	1025	⎪
	17	55.0	1910	1019	⎪
	18	55.2	1260	1020	⎬
	19	55.0	970	1027	⎪
	20	54.4	670	1031	⎪
	21	54.7	1070	1022	⎭
	22	54.4	760	1025	⎫	7.38		0.559
	23	54.6	1225	1020	⎪
	24	55.2	1050	1026	⎪
	25	55.2	730	1027	⎬
	26	55.4	1145	1019	⎪
	27	55.0	990	1021	⎪
	28	54.9	985	1026	⎭
	29	55.0	765	1027		7.02	⎫	0.401
Mar.	1	55.3	810	1024		6.66	⎪
	2	55.0	880	1027		7.26	⎪
	3	54.8	1020	1020		7.59	⎬
	4	54.5	955	1025		7.51	⎪
	5	54.0	1035	1020		7.08	⎪
	6	54.0	880	1027		6.81	⎭
	7	54.7	885	1023	⎫	8.24		0.428
	8	55.0	970	1017	⎪
	9	54.6	940	1025	⎪
	10	54.7	1460	1022	⎬
	11	55.0	1340	1017	⎪
	12	54.7	1180	1023	⎪
	13	55.0	1040	1021	⎭
	14	55.0	1270	1016	⎫	7.90		0.455
	15	54.8	900	1023	⎪
	16	55.0	1145	1019	⎪
	17	55.0	1155	1018	⎬
	18	53.0	1480	1016	⎪
	19	55.2	1355	1023	⎪
	20	54.6	1000	1023	⎭
	21	54.7	750	1026	⎫	7.57		0.586
	22	55.0	1270	1018	⎪
	23	55.0	1090	1016	⎪
	24	55.0	1080	1025	⎬
	25	54.8	1080	1028	⎪
	26	55.0	980	1021	⎪
	27	55.2	1110	1020	⎭
	28	55.2	1270	1019		7.47
	29	55.2	1160	1024		7.80
	30	55.0	1140	1018		5.40
	31	55.3	1340	1024		8.04
Apr.	1	55.0	1480	1019		8.44
	2	55.1	1300	1023		7.10
	3	55.0	1445	1018		8.15
Daily average from Nov. 2			1008	1022		8.25		0.457		1.19

BATES.

Date.		Body-weight.	Urine.
			Volume. 24 hours.	Sp. Gr.	Nitrogen.		Uric Acid.		P₂O₅.
1903		kilos	c.c.		grams		gram		grams
Oct.	4	72.7	870	1033		14.56		0.651		2.18
	5	72.7	1120	1022		13.13
	6	72.4	760	1027		9.44		0.489		1.38
	7	72.3	920	1022		12.86
	8	72.0	630	1029		11.11		0.415		1.29
	9	72.0	1030	1025
	10	72.0	1230	1022		14.46
	11	72.3	740	1024		10.79		0.397		1.44
	12	72.3	860	1024		10.54
	13	72.1	1040	1025		14.23		0.769		2.46
	14	72.3	1010	1027		13.70
	15	72.4	1300	1021		14.43		0.510		1.88
	16	72.4	1040	1025		15.35
	17	72.4	1440	1020		16.33
	18	72.2	1420	1021		18.66		0.657		2.51
	19	71.8	780	1026		13.14
	20	71.3	1060	1027	⎫	14.21 daily average		0.517 daily average		1.26 daily average
	21	72.0	1020	1025	⎪
	22	72.5	1080	1024	⎬
	23	72.4	1200	1024	⎪
	24	72.4	1100	1025	⎪
	25	72.4	1030	1024	⎭
	26	72.4	1060
	27	72.6	1020	1022	⎫	9.20		0.409		1.27
	28	72.4	720	1027	⎪
	29	72.4	400	1032	⎬
	30	72.3	720	1027	⎪
	31	72.3	720		⎪
Nov.	1	72.3	820	1027	⎭
	2	72.0	960	1026	⎫	9.01		0.487		1.53
	3	72.4	920	1025	⎪
	4	71.9	700	1025	⎪
	5	71.6	900	1012	⎬
	6	71.5	700	1029	⎪
	7	70.5	600	1023	⎪
	8	70.0	680	1031	⎭
	9	70.3	660	1026	⎫	7.97		0.460		1.20
	10	70.6	660	1028	⎪
	11	70.6	560	1030	⎪
	12	71.0	740	1027	⎬
	13	71.0	660	1027	⎪
	14	70.6	480	1032	⎪
	15	70.4	800	1026	⎭
	16	70.8	860	1025	⎫	6.94		0.374		1.04
	17	70.0	860	1023	⎪
	18	69.8	540	1025	⎪
	19	69.4	700	1026	⎬
	20	70.3	1080	1023	⎪
	21	70.2	640	1025	⎪
	22	69.3	720	1027	⎭
	23	69.1	720	1025	⎫	8.04		0.394		1.56
	24	68.7	600	1028	⎪
	25	68.7	620	1028	⎪
	26	69.0	840	1031	⎬
	27	68.6	820	1026	⎪
	28	67.9	800	1022	⎪
	29	69.4	700	1027	⎭
	30	69.0	780	1025	⎫	8.24		0.393		1.37
Dec.	1	68.5	760	1026	⎪
	2	68.7	640	1027	⎪
	3	68.1	940	1027	⎬
	4	69.0	540	1023	⎪
	5	68.0	1360	1011	⎪
	6	69.0	880	1027	⎭
	7	67.9	960	1026		10.14	⎫	0.392		1.57
	8	68.2	700	1026		7.85	⎪
	9	68.0	800	1025		10.45	⎪
	10	68.7	700	1027		8.74	⎬
	11	67.9	780	1028		9.27	⎪
	12	68.0	820	1029		8.85	⎪
	13	67.6	860	1028		9.44	⎭
	14	67.8	700	1029		7.36
	15	67.4	540	1028		6.51
	16	67.4	640	1032	⎫	7.61		0.367		1.36
	17	67.6	680	1027	⎪
	18	68.8	1000	1023	⎬
	19	68.3	800	1023	⎪
	20	67.0	660	1027	⎭
	21	67.0	595	1027	⎫	6.77		0.345
	22	66.2	560	1028	⎪
	23	66.5	660	1027	⎪
	24	66.4	610	1021	⎬
	25	65.6	1057	1021	⎪
	26	66.0	700	1029	⎪
	27	66.2	755	1026	⎭
	28	65.8	740	1024	⎫	6.53		0.269		0.80
	29	65.5	710	1026	⎪
	30	66.0	900	1025	⎪
	31	65.7	710	1028	⎬
1904					⎪
Jan.	1	65.7	690	1027	⎪
	2	65.3	1015	1010	⎪
	3	65.0	850	1027	⎭
	4	65.0	730	1024	⎫	8.54		0.405		1.13
	5	65.1	835	1022	⎪
	6	65.6	1045	1027	⎪
	7	66.2	900	1024	⎬
	8	65.4	1030	1025	⎪
	9	66.0	840	1028	⎪
	10	66.0	965	1025	⎭
	11	65.8	700	1026		6.80
	12	66.5	740	1025		7.46		0.365
	13	65.2	630	1027		7.03		0.399
	14	64.5	550	1028		7.13		0.357
	15	64.6	680	1022		8.04		0.434
	16	65.0	620	1029		7.66		0.470
	17	65.0	925	1024		7.38		0.347
	18	65.0	590	1032	⎫	6.69		0.356		0.80
	19	65.0	650	1028	⎪
	20	64.8	575	1029	⎪
	21	64.4	735	1028	⎬
	22	64.8	640	1029	⎪
	23	64.6	760	1026	⎪
	24	64.3	870	1023	⎭
	25	64.0	740	1027	⎫	8.54		0.359		1.27
	26	64.5	975	1024	⎪
	27	63.8	910	1024	⎪
	28	64.0	600	1030	⎬
	29	63.8	1300	1017	⎪
	30	64.0	1135	1024	⎪
	31	64.0	1460	1018	⎭
Feb.	1	64.0	910	1027	⎫	9.19		0.362		1.07
	2	63.9	1250	1021	⎪
	3	63.5	1080	1026	⎪
	4	63.5	970	1024	⎬
	5	63.6	1250	1024	⎪
	6	64.0	1260	1018	⎪
	7	64.0	785	1026	⎭
	8	64.6	1235	1022	⎫	9.94
	9	64.3	1460	1018	⎭
	10	64.2
	11	64.3
	12	64.3
Daily average from Oct. 27			805	1025		8.08		0.387		1.23

DAVIS.

Date.		Body-weight.	Urine.
			Volume. 24 hours.	Sp. Gr.	Nitrogen.		Uric Acid.		P₂O₅.
1903		kilos	c.c.		grams		gram		grams
Oct.	4	59.3	2030	1014		15.15		0.672		1.99
	5	59.3	1160	1020		10.99
	6	59.0	850	1024		9.38		0.503		1.26
	7	59.1	1860	1012		13.95
	8	59.3	960	1021		9.33		0.398		1.47
	9	58.3	900	1027		11.56
	10	58.3	1660	1017		17.23
	11	58.7	1460	1019		16.02		0.724		2.27
	12	58.5	1060	1022		11.82
	13	59.4	1920	1014		16.59		0.689		2.53
	14	59.4	1460	1022		13.14
	15	58.9	1320	1021		13.38		0.493		1.53
	16	58.9	1900	1015		17.10
	17	59.0	1410	1019		14.55
	18	59.5	1650	1017		15.25		0.647		1.92
	19	59.1	1120	1022		13.37
	20	58.2	1150	1020	⎫	11.56 daily average		0.480 daily average		1.50 daily average
	21	58.2	980	1021	⎪
	22	59.1	1320	1022	⎬
	23	59.4	1320	1016	⎪
	24	58.6	1160	1022	⎪
	25	59.2	1300	1013	⎭
	26	59.0	860	1024	⎫	9.20		0.474		1.35
	27	59.2	1240	1024	⎪
	28	59.4	1440	1014	⎪
	29	59.5	820	1022	⎬
	30	59.4	1000	1017	⎪
	31	59.2	920		⎪
Nov.	1	59.4	1120	1015	⎭
	2	58.7	840	1026	⎫	9.07		0.474		1.48
	3	59.1	1290	1018	⎪
	4	59.0	680	1025	⎪
	5	58.5	305	1027	⎬
	6	58.4	700	1023	⎪
	7	58.7	780	1022	⎪
	8	58.5	1720	1011	⎭
	9	58.2	1320	1015	⎫	8.33		0.422		1.38
	10	58.9	920	1020	⎪
	11	59.3	1640	1014	⎪
	12	58.9	780	1024	⎬
	13	59.0	940	1025	⎪
	14	59.0	1180	1016	⎪
	15	59.0	1900	1013	⎭
	16	58.8	1080	1022	⎫	9.60		0.398		1.50
	17	59.0	1080	1018	⎪
	18	58.4	1500	1017	⎪
	19	58.2	1260	1018	⎬
	20	58.1	1220	1025	⎪
	21	58.7	1120	1022	⎪
	22	58.7	1100	1021	⎭
	23	58.6	1140	1017	⎫	9.00		0.447		1.52
	24	58.4	1360	1017	⎪
	25	58.3	1700	1010	⎪
	26	58.2	1120	1023	⎬
	27	59.4	1620	1017	⎪
	28	58.0	700	1027	⎪
	29	58.7	1660	1025	⎭
	30	58.5	800	1025	⎫	11.41		0.417		2.12
Dec.	1	58.0	700	1020	⎪
	2	57.4	680	1028	⎪
	3	57.0	640	1028	⎬
	4	57.0	940	1032	⎪
	5	56.2	660	1032	⎪
	6	56.0	800	1029	⎭
	7	56.0	800	1026	⎫	8.91		0.412		1.43
	8	56.1	780	1030	⎪
	9	57.0	820	1022	⎪
	10	58.0	500	1025	⎬
	11	57.1	580	1029	⎪
	12	57.3	820	1031	⎪
	13	57.8	580	1027	⎭
	14	57.5	740	1027	⎫	7.96		0.413		1.50
	15	57.5	1680	1015	⎪
	16	57.9	900	1021	⎪
	17	57.4	780	1013	⎬
	18	56.9	800	1026	⎪
	19	57.4	730	1025	⎪
	20	57.4	800	1023	⎭
	21	57.4	1310	1017	⎫	7.35		0.319
	22	57.0	1370	1014	⎪
	23	57.0	980	1020	⎪
	24	57.0	865	1016	⎬
	25	57.4	1300	1017	⎪
	26	58.0	1390	1017	⎪
	27	57.3	1340	1018	⎭
	28	57.6	875	1019	⎫	6.83		0.413		0.99
	29	57.0	680	1020	⎪
	30	56.8	685	1029	⎪
	31	56.7	815	1026	⎬
1904					⎪
Jan.	1	57.4	1150	1015	⎪
	2	57.9	1610	1023	⎪
	3	58.6	1120	1023	⎭
	4	58.3	1350	1011	⎫	7.04		0.372		0.95
	5	57.8	1255	1017	⎪
	6	58.0	925	1022	⎪
	7	58.6	1120	1016	⎬
	8	58.4	1350	1020	⎪
	9	57.7	890	1026	⎪
	10	58.6	1510	1012	⎭
	11	57.9
	12	57.2	835	1017		8.32		0.408
Daily average from Oct. 26			1045	1021		8.61		0.414		1.42