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

by R. H. Chittenden

LOEWENTHAL.

Date.		Body-weight.	Urine.
			Volume. 24 hours.	Sp. Gr.	Nitrogen.		Uric Acid.		P₂O₅.
1903		kilos	c.c.		grams		gram		grams
Oct.	4	60.1	960	1025		15.78		0.606		1.78
	5	60.1	780	1025		10.90
	6	60.3	820	1024		11.23		0.576		0.96
	7	60.0	980	1022		14.99
	8	60.0	1080	1019		11.34		0.351		1.55
	9	60.0	990	1025		13.07
	10	60.0	1120	1021		12.37
	11	59.8	930	1019		10.83		0.389		1.05
	12	60.4	1580	1022		17.06
	13	60.2	1380	1017		13.00		0.516		2.13
	14	61.0	640	1026		7.41
	15	61.2	1220	1026		15.66		0.674		1.68
	16	60.8	1060	1024		15.01
	17	60.5	1130	1021		13.63
	18	60.4	1580	1016		12.70		0.520		1.59
	19	60.0	1350	1022		17.82
	20	59.8	1250	1019	⎫	13.72 daily av.		0.489 daily av.		1.95 daily av.
	21	60.0	1120	1024	⎪
	22	60.4	1060	1025	⎬
	23	61.0	1800	1020	⎪
	24	61.2	1320	1021	⎪
	25	61.4	1620	1015	⎭
	26	62.4	1160	1024	⎫	9.80		0.430		1.40
	27	62.6	1520	1021	⎪
	28	62.6	860	1022	⎪
	29	63.4	660	1024	⎬
	30	62.5	1200	1023	⎪
	31	62.2	920		⎪
Nov.	1	62.4	1050	1019	⎭
	2	62.6	1330	1023	⎫	8.23		0.401		1.60
	3	62.0	1020	1022	⎪
	4	61.8	920	1020	⎪
	5	62.4	580	1029	⎬
	6	62.4	1400	1016	⎪
	7	62.0	780	1022	⎪
	8	61.9	760	1021	⎭
	9	61.8	840	1031	⎫	8.28		0.390		1.34
	10	60.5	440	1028	⎪
	11	61.0	1060	1028	⎪
	12	61.2	880	1027	⎬
	13	61.4	320	1023	⎪
	14	61.4	660	1023	⎪
	15	61.2	1020	1023	⎭
	16	61.4	960	1025	⎫	8.62		0.349		1.30
	17	61.0	680	1028	⎪
	18	61.0	940	1023	⎪
	19	60.9	880	1024	⎬
	20	61.5	1540	1018	⎪
	21	61.7	1220	1022	⎪
	22	61.2	1120	1022	⎭
	23	61.1	1440	1014	⎫	8.36		0.392		1.43
	24	60.2	840	1024	⎪
	25	60.3	680	1026	⎪
	26	60.8	900	1022	⎬
	27	60.5	860	1025	⎪
	28	60.3	800	1023	⎪
	29	60.3	1040	1025	⎭
	30	60.8	1040	1021	⎫	7.59		0.408		1.26
Dec.	1	60.4	1120	1017	⎪
	2	60.0	660	1027	⎪
	3	59.9	900	1022	⎬
	4	59.5	1120	1025	⎪
	5	59.0	400	1028	⎪
	6	58.6	480	1033	⎭
	7	58.2	960	1027		9.03	⎫	0.379		1.49
	8	58.0	800	1020		8.78	⎪
	9	58.6	700	1028		10.04	⎪
	10	60.0	1000	1019		9.06	⎬
	11	60.0	800	1025		8.71	⎪
	12	60.0	680	1032		7.51	⎪
	13	59.5	620	1030		7.74	⎭
	14	59.5	940	1022	⎫	6.90		0.408		1.14
	15	59.0	920	1019	⎪
	16	59.6	690	1027	⎪
	17	59.3	800	1020	⎬
	18	59.7	1145	1020	⎪
	19	59.7	1110	1016	⎪
	20	59.0	840	1020	⎭
	21	59.0	775	1025	⎫	6.29		0.275
	22	58.4	510	1027	⎪
	23	59.2	700	1026	⎪
	24	59.0	890	1015	⎬
	25	58.3	900	1027	⎪
	26	59.0	930	1015	⎪
	27	58.4	990	1018	⎭
	28	58.5	672	1028	⎫	6.92		0.515		1.17
	29	58.4	795	1023	⎪
	30	59.0	870	1025	⎪
	31	58.8	920	1027	⎬
1904					⎪
Jan.	1	58.7	1340	1022	⎪
	2	58.2	1232	1019	⎪
	3	58.6	842	1025	⎭
	4	58.8	1030	1017	⎫	7.27		0.344		0.97
	5	58.6	1020	1026	⎪
	6	58.8	890	1024	⎪
	7	59.0	1350	1016	⎬
	8	57.7	900	1026	⎪
	9	58.0	735	1033	⎪
	10	57.9	760	1024	⎭
	11	58.0	795	1021		6.68
	12	58.2	1110	1017		7.33		0.383
	13	58.1	1190	1015		7.64		0.379
	14	57.0	620	1027		6.21		0.415
	15	57.2	825	1028		8.18		0.409
	16	57.8	1100	1019		7.92		0.305
	17	57.5	1185	1021		7.26		0.338
	18	57.3	630	1019
	19	57.5	525	1030	⎫	6.84		0.321		0.99
	20	58.0	1050	1026	⎪
	21	57.7	790	1027	⎬
	22	57.7	850	1030	⎪
	23	57.4	605	1024	⎪
	24	57.4	800	1030	⎭
	25	57.9	1050	1020	⎫	6.83		0.312		1.14
	26	58.0	850	1026	⎪
	27	58.2	1270	1018	⎬
	28	59.0	1255	1013	⎪
	29	58.0	615	1028	⎪
	30	58.0	1025	1029	⎭
	31	58.6	1120	1026	⎫	7.27		0.411		1.57
Feb.	1	58.4	1025	1029	⎪
	2	58.7	1300	1023	⎪
	3	58.4	1170	1024	⎬
	4	58.4	1350	1029	⎪
	5	59.0	1250	1026	⎪
	6	58.8	1160	1019	⎭
	7	58.4	825	1029	⎫	7.61		0.416
	8	58.5	830	1028	⎪
	9	58.5	1095	1025	⎪
	10	59.0	1140	1027	⎬
	11	59.2	1330	1020	⎪
	12	58.5	1020	1029	⎪
	13	59.0	1075	1025	⎭
	14	59.0	1030	1024	⎫	8.00		0.336
	15	58.3	1150	1027	⎪
	16	58.4	1270	1024	⎪
	17	58.6	1490	1020	⎬
	18	59.0	1060	1027	⎪
	19	58.8	620	1026	⎪
	20	58.9	930	1029	⎭
	21	59.1	885	1029	⎫	6.84		0.449
	22	59.3	1320	1023	⎪
	23	59.4	1490	1016	⎪
	24	59.4	1195	1019	⎬
	25	59.4	2100	1011	⎪
	26	58.4	860	1023	⎪
	27	58.4	955	1027	⎭
	28	58.4	1045	1027
	29	58.2	1000	1027		7.38	⎫	0.348
Mar.	1	58.6	1040	1024		7.05	⎪
	2	58.5	880	1028		7.07	⎪
	3	58.7	890	1026		7.85	⎬
	4	58.5	965	1026		7.35	⎪
	5	58.6	730	1022		4.29	⎪
	6	58.7	1170	1027		8.07	⎭
	7	58.3	920	1026	⎫	6.97		0.333
	8	58.9	970	1026	⎪
	9	58.8	940	1026	⎪
	10	58.9	1600	1017	⎬
	11	59.0	1290	1020	⎪
	12	59.0	820	1029	⎪
	13	58.9	990	1026	⎭
	14	59.5	1620	1019	⎫	7.34		0.265
	15	59.0	1250	1023	⎪
	16	59.0	1360	1018	⎪
	17	59.1	1160	1021	⎬
	18	59.0	1450	1019	⎪
	19	59.1	1650	1018	⎪
	20	59.0	1350	1021	⎭
	21	59.0	1110	1024	⎫	6.37		0.427
	22	58.8	1250	1021	⎪
	23	58.6	1150	1021	⎪
	24	58.6	760	1025	⎬
	25	59.0	1100	1025	⎪
	26	58.6	990	1028	⎪
	27	58.5	1150	1026	⎭
	28	58.6	1175	1024		6.27	⎫	0.341
	29	59.0	1295	1025		7.54	⎪
	30	59.0	1570	1018		7.07	⎬
	31	59.2	1120	1024		5.24	⎪
Apr.	1	59.0	1260	1022		6.43	⎭
	2	59.0	1550	1020		6.33
	3	59.0	1710	1022		9.85
Daily average from Nov. 2			1007	1024		7.83		0.372		1.28