Table 2.

(a) Total water intake in men and women (n = 1774). (b) Urine osmolality in men and women (n = 1509). (c) Copeptin concentration in men and women (n = 2256)

a
	Tertiles of water intake	Median	25th; 75th percentile
Men (n = 808)	1	1580	1330; 1760
	2	2260	2110; 2430
	3	3110	2840; 3520
Women (n = 966)	1	1450	1240; 1640
	2	2090	1940; 2210
	3	2860	2590; 3260

b
	Tertiles of urine osmolality	Mean	Standard deviation
Men (n = 730)	1	410	115
	2	727	81
	3	986	92
Women (n = 779)	1	339	76
	2	572	76
	3	896	124

c
	Tertiles of copeptin concentration	Median	25th; 75th percentile
Men (n = 1085)	1	4.20	3.34; 4.97
	2	7.32	6.41; 8.07
	3	12.51	10.48; 15.81
Women (n = 1171)	1	2.78	2.30; 3.24
	2	4.59	4.09; 5.18
	3	8.19	6.80; 10.45

Values are given as total water intake (g/days), urine osmolality (mosm/kg H₂O) and copeptin concentration (pmol/L)