Table I.

Estimated percentages (standard error) of women (N = 519) and men (N = 446) with usual intakes of calcium, iron, and vitamin A below specified levels.

	Calcium			Iron			Vitamin A
	<400mg	<800mg	<1200mg	<12mg	<18mg	<24mg	<1200IU	<5000IU	<7500IU
Women 4d
4d mean	18.1 (1.7)	67.6 (2.1)	94.2 (1.0)	49.3 (2.2)	84.4 (1.6)	94.8 (1.0)	8.3 (1.2)	47.0 (2.2)	67.4 (2.1)
NCI 4d*	12.9 (1.5)	71.5 (1.9)	95.8 (0.8)	44.2 (2.3)	87.6 (1.6)	98.1 (0.5)	1.1 (0.6)	31.6 (3.4)	63.5 (2.8)
ISU 4d†	13.0 (2.5)	71.4 (2.9)	95.7 (1.5)	45.0 (3.0)	86.6 (2.7)	97.2 (1.2)	1.1 (0.9)	31.3 (4.1)	62.1 (4.0)
Women 2d
2d mean	20.6 (1.8)	66.9 (2.1)	90.9 (1.3)	50.7 (2.2)	82.3 (1.7)	93.4 (1.1)	15.8 (1.6)	53.0 (2.2)	68.2 (2.0)
NCI 2d	11.8 (1.9)	69.8 (2.4)	95.4 (1.2)	43.2 (2.7)	85.1 (2.3)	97.3 (1.0)	1.3 (1.2)	33.1 (5.4)	64.4 (3.7)
ISU 2d	12.1 (3.1)	69.8 (3.2)	95.3 (2.1)	44.1 (2.9)	84.7 (3.5)	96.4 (1.9)	1.2 (1.5)	32.0 (5.0)	63.4 (4.6)
Men 4d
4d mean	4.7 (1.0)	42.6 (2.3)	74.0 (2.1)	11.7 (1.5)	46.4 (2.4)	75.1 (2.0)	5.2 (1.0)	35.9 (2.3)	54.3 (2.4)
NCI 4d	2.2 (0.6)	35.8 (2.1)	76.9 (2.1)	7.4 (1.3)	40.9 (2.4)	74.4 (2.4)	1.2 (0.6)	21.6 (2.5)	46.7 (2.5)
ISU 4d	2.1 (1.1)	36.1 (3.2)	76.7 (3.2)	7.6 (2.3)	42.5 (3.2)	74.1 (3.3)	1.1 (0.8)	22.5 (3.7)	47.7 (3.5)
Men 2d
2d mean	6.7 (1.2)	44.4 (2.4)	75.3 (2.0)	14.3 (1.7)	50.2 (2.4)	69.5 (2.2)	9.6 (1.4)	42.4 (2.3)	58.7 (2.3)
NCI 2d	1.3 (0.6)	33.8 (2.9)	77.2 (2.9)	7.3 (1.6)	39.6 (2.7)	71.0 (2.5)	0.9 (0.6)	20.4 (3.5)	44.7 (3.7)
ISU 2d	1.3 (1.1)	33.8 (3.8)	76.8 (4.2)	6.9 (2.8)	39.4 (3.2)	70.4 (3.6)	0.9 (1.0)	20.7 (4.7)	44.3 (3.6)

Source of data: Eating at America’s Table Study [17].

^*Standard errors estimated by bootstrap (n = 200).

^†Standard errors estimated from default Taylor linearization.