Table 2.

Reference intervals of SHBG in the “healthy” sub-cohort of men and women

	Number, unweighted	Mean (nmol/L)	Reference intervals (nmol/L)
			Lower boundary	Upper boundary
Reference Interval 1: Sex-specific
Men	814	34.1	12.6	92.4
Women	661	62.4	18.4	211.5
Reference Interval 2: Sex- and age-specific
Men, years
20-29	257	30.2	12.2	74.6
30-39	223	30.7	11.3	83.3
40-49	164	34.1	14.4	81.2
50-59	95	49.7	21.8	113.3
60-80	74	55.9	27.4	114.1
Women, years
20-29	229	60.2	14.5	249.8
30-39	192	64.0	21.4	191.5
40-49	139	68.2	23.8	195.5
50-59	62	54.9	20.8	144.9
60-80	38	62.6	22.6	173.5
Reference Interval 3: Simplified sex- and age-specific
Men, years
20-49	644	31.3	12.3	79.6
50-80	169	52.0	23.5	114.7
Women, years
20-29	229	60.2	14.5	249.8
30-80	431	63.9	21.9	186.0

Abbreviations: SHBG, sex hormone-binding globulin.