Table 2.

Total fluid intake estimated with the 24-h dietary recall and the 7-day fluid record stratified by age group (mL/day)

	Adolescents n = 290							Adults n = 289
	Mean	SD	Percentiles					Mean	SD	Percentiles
			5	25	50	75	95			5	25	50	75	95
24-h dietary recall	1982	786	890	1400	1850	2500	3545	2164	931	960	1440	1900	2760	3793
7-day fluid record
Day 1	2362	1003	1106	1665	2195	2803	4264	2546	1008	1200	1885	2345	3080	4643
Day 2	2414	1026	1113	1760	2215	2928	4367	2534	1022	1203	1785	2380	3075	4460
Day 3	2375	994	1000	1658	2248	2928	4032	2563	991	1170	1900	2410	3110	4395
Day 4	2377	923	1091	1700	2278	2858	4080	2508	1034	1180	1803	2310	3015	4665
Day 5	2392	1017	1000	1688	2200	2945	4318	2523	968	1200	1845	2330	3000	4340
Day 6	2427	1074	1100	1729	2245	2870	4500	2539	961	1200	1828	2400	3120	4400
Day 7	2398	1010	1100	1750	2240	2825	4114	2490	946	1200	1865	2360	2960	4335
Mean	2392	855	1219	1847	2247	2804	4000	2529	864	1366	1959	2334	3068	4141