Usual Intake of Whole Grains

Table 15 includes the mean, standard error of the mean, and percentiles of the distribution of intake; Appendix Table A15 provides percentile values (rounded) and their standard errors.

Table 15. Whole grains: Mean (standard error) and percentiles³ of usual intake, 2001-2004
	Age (years)	N¹	Mean (SE)²	5%	10%	25%	50%	75%	90%	95%
	Age (years)	N¹	Ounce Equivalents⁴
Children	1-3	1515	0.5 (0.02)	0.07	0.11	0.20	0.37	0.61	0.91	1.13
Children	4-8	1701	0.5 (0.03)	0.07	0.11	0.22	0.41	0.68	1.02	1.25
Males	9-13	1061	0.7 (0.05)	0.03	0.06	0.18	0.48	0.97	1.61	2.08
	14-18	1424	0.5 (0.03)	0.01	0.02	0.08	0.26	0.64	1.18	1.60
	19-30	1100	0.6 (0.06)	0.02	0.03	0.11	0.34	0.81	1.45	1.94
	31-50	1466	0.7 (0.04)	0.02	0.05	0.16	0.43	0.95	1.61	2.12
	51-70	1252	0.9 (0.05)	0.05	0.10	0.27	0.65	1.25	1.99	2.53
	71+	832	1.1 (0.06)	0.11	0.19	0.44	0.90	1.56	2.33	2.90
	19+	4650	0.7 (0.03)	0.03	0.06	0.18	0.50	1.06	1.77	2.29
Females	9-13	1112	0.5 (0.03)	0.03	0.06	0.14	0.34	0.66	1.07	1.37
	14-18	1362	0.5 (0.04)	0.03	0.05	0.13	0.33	0.69	1.16	1.52
	19-30	1325	0.5 (0.04)	0.03	0.05	0.14	0.35	0.70	1.18	1.53
	31-50	1595	0.6 (0.03)	0.04	0.07	0.18	0.42	0.82	1.31	1.68
	51-70	1284	0.8 (0.03)	0.08	0.14	0.30	0.61	1.05	1.59	1.97
	71+	860	0.8 (0.04)	0.09	0.15	0.33	0.64	1.10	1.63	2.00
	19+	5064	0.6 (0.02)	0.04	0.08	0.21	0.47	0.89	1.41	1.78
All Persons	1+	17889	0.6 (0.02)	0.03	0.07	0.19	0.45	0.89	1.47	1.91

1: Number of persons in sample.

2: Standard error of the mean (df=30).

3: Standard errors of the percentiles are presented in Appendix Table A15.

4: 1 ounce equivalent = 1 ounce dry pasta, rice, or cereal (approximately 1/2 cup cooked pasta, rice, or cereal or 1 cup ready-to-eat cereal flakes); 1 slice bread; 1 small roll; 1/2 English muffin or bagel.

Table A15. Whole grains: Percentiles (and standard errors) of usual intake, 2001-2004
	Age (years)	5% (SE)¹	10% (SE)	25% (SE)	50% (SE)	75% (SE)	90% (SE)	95% (SE)
	Age (years)	Ounce Equivalents²
Children	1-3	0.1 (0.02)	0.1 (0.02)	0.2 (0.02)	0.4 (0.02)	0.6 (0.03)	0.9 (0.06)	1.1 (0.08)
Children	4-8	0.1 (0.02)	0.1 (0.03)	0.2 (0.03)	0.4 (0.03)	0.7 (0.03)	1.0 (0.06)	1.2 (0.08)
Males	9-13	0.0 (0.01)	0.1 (0.01)	0.2 (0.03)	0.5 (0.05)	1.0 (0.07)	1.6 (0.10)	2.1 (0.13)
	14-18	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.3 (0.02)	0.6 (0.04)	1.2 (0.08)	1.6 (0.10)
	19-30	0.0 (0.00)	0.0 (0.01)	0.1 (0.02)	0.3 (0.05)	0.8 (0.09)	1.5 (0.14)	1.9 (0.17)
	31-50	0.0 (0.01)	0.1 (0.01)	0.2 (0.02)	0.4 (0.04)	0.9 (0.06)	1.6 (0.08)	2.1 (0.10)
	51-70	0.1 (0.01)	0.1 (0.02)	0.3 (0.04)	0.6 (0.05)	1.2 (0.07)	2.0 (0.10)	2.5 (0.13)
	71+	0.1 (0.02)	0.2 (0.03)	0.4 (0.05)	0.9 (0.07)	1.6 (0.08)	2.3 (0.12)	2.9 (0.14)
	19+	0.0 (0.01)	0.1 (0.01)	0.2 (0.02)	0.5 (0.03)	1.1 (0.04)	1.8 (0.06)	2.3 (0.08)
Females	9-13	0.0 (0.01)	0.1 (0.02)	0.1 (0.03)	0.3 (0.04)	0.7 (0.05)	1.1 (0.08)	1.4 (0.11)
	14-18	0.0 (0.01)	0.0 (0.02)	0.1 (0.03)	0.3 (0.05)	0.7 (0.06)	1.2 (0.09)	1.5 (0.12)
	19-30	0.0 (0.01)	0.1 (0.02)	0.1 (0.03)	0.3 (0.04)	0.7 (0.06)	1.2 (0.08)	1.5 (0.11)
	31-50	0.0 (0.01)	0.1 (0.02)	0.2 (0.03)	0.4 (0.04)	0.8 (0.05)	1.3 (0.07)	1.7 (0.10)
	51-70	0.1 (0.02)	0.1 (0.03)	0.3 (0.03)	0.6 (0.03)	1.1 (0.04)	1.6 (0.08)	2.0 (0.12)
	71+	0.1 (0.02)	0.1 (0.03)	0.3 (0.04)	0.6 (0.04)	1.1 (0.05)	1.6 (0.09)	2.0 (0.12)
	19+	0.0 (0.01)	0.1 (0.02)	0.2 (0.03)	0.5 (0.03)	0.9 (0.03)	1.4 (0.06)	1.8 (0.09)
All	1+	0.0 (0.01)	0.1 (0.01)	0.2 (0.02)	0.4 (0.02)	0.9 (0.03)	1.5 (0.04)	1.9 (0.06)

1: Standard error of the percentile.

2: 1 ounce equivalent = 1 ounce dry pasta, rice, or cereal (approximately 1/2 cup cooked pasta, rice, or cereal or 1 cup ready-to-eat cereal flakes); 1 slice bread; 1 small roll; 1/2 English muffin or bagel.

Last modified: 15 Jan 2009	Search \| Contact Us \| Accessibility \| Privacy Policy