Table 6.

Water intake and water intake gaps based on US Water Adequate Intake Recommendations (based on utilization of water and physical activity data from NHANES 2005–6.

Sex	Age Group	Total ml	Ml/kcal	Gap Assuming 1 ml/kcal AI (liters)	Gaps based on actual METS activity (liters)
					Sedentary	Moderate	Active	Total USa
Child	2–3	1076	0.76	−0.38	−0.82	NA	NA	−0.82
Female	4–8	1085	0.67	−0.63	−1.35	NA	NA	−1.35
	9–13	1384	0.80	−0.54	−1.20	−0.98	−0.40	−1.12
	14–18	1701	1.03	−0.22	−0.83	−0.36	0.00	−0.63
	19–30	2336	1.37	0.32	−0.51	0.27	0.54	−0.37
	31–50	2513	1.77	0.64	−0.34	0.47	0.32	−0.24
	51+	2219	1.49	0.58	−0.60	0.29	0.11	−0.51
Male	4–8	1214	0.67	−0.67	−1.07	NA	NA	−1.07
	9–13	1523	0.74	−0.67	−1.45	−0.75	−0.96	−1.35
	14–18	2450	0.94	−0.44	−2.04	−1.2	−0.86	−1.52
	19–30	3189	1.21	0.29	−1.30	−0.65	−0.60	−1.09
	31–50	3361	1.28	0.48	−1.54	−0.65	−0.09	−1.37
	51+	2595	1.20	0.28	−1.65	−1.45	−1.16	−1.61
METS based proportion at each activity level					85%	7%	8%

^aA weighted average for the proportion of individuals in each METS-based activity level

Note: Recommended water intake for actual activity level is the upper end of the range for moderate and active.