Usual Intake of Dark-green Vegetables

Table 4 includes the mean, standard error of the mean, and percentiles of the distribution of intake; Appendix Table A4 provides percentile values (rounded) and their standard errors.

Table 4. Dark-green vegetables: 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	Cup Equivalents⁴
Children	1-3	1515	0.0 (0.00)	0.00	0.00	0.00	0.01	0.03	0.06	0.10
Children	4-8	1701	0.0 (0.00)	0.00	0.00	0.00	0.01	0.03	0.07	0.11
Males	9-13	1061	0.0 (0.01)	0.00	0.00	0.00	0.01	0.03	0.08	0.12
	14-18	1424	0.0 (0.01)	0.00	0.00	0.00	0.01	0.03	0.07	0.12
	19-30	1100	0.1 (0.01)	0.00	0.00	0.01	0.03	0.07	0.15	0.23
	31-50	1466	0.1 (0.01)	0.00	0.01	0.02	0.05	0.12	0.24	0.35
	51-70	1252	0.1 (0.01)	0.01	0.01	0.03	0.07	0.16	0.31	0.44
	71+	832	0.1 (0.01)	0.00	0.01	0.02	0.05	0.12	0.23	0.33
	19+	4650	0.1 (0.01)	0.00	0.01	0.02	0.05	0.12	0.24	0.35
Females	9-13	1112	0.0 (0.01)	0.00	0.00	0.01	0.02	0.04	0.07	0.11
	14-18	1362	0.0 (0.01)	0.00	0.01	0.01	0.03	0.06	0.11	0.15
	19-30	1325	0.1 (0.01)	0.01	0.01	0.02	0.05	0.11	0.19	0.26
	31-50	1595	0.1 (0.01)	0.02	0.02	0.05	0.10	0.19	0.32	0.41
	51-70	1284	0.1 (0.01)	0.02	0.02	0.05	0.10	0.19	0.31	0.40
	71+	860	0.1 (0.01)	0.01	0.02	0.04	0.08	0.16	0.26	0.34
	19+	5064	0.1 (0.01)	0.01	0.02	0.04	0.08	0.17	0.28	0.37
All Persons	1+	17889	0.1 (0.01)	0.00	0.01	0.02	0.05	0.12	0.23	0.32

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 A4.

4: 1 cup equivalent = 1 cup cut-up raw or cooked vegetables; 1/2 cup dried vegetables; 1 cup juice; 2 cups raw leafy greens.

Table A4. Dark-green vegetables: 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)	Cup Equivalents²
Children	1-3	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.1 (0.02)
Children	4-8	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.1 (0.02)
Males	9-13	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.1 (0.02)
	14-18	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.1 (0.02)
	19-30	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.2 (0.03)	0.2 (0.04)
	31-50	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.1 (0.01)	0.1 (0.01)	0.2 (0.02)	0.3 (0.04)
	51-70	0.0 (0.00)	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.2 (0.02)	0.3 (0.03)	0.4 (0.05)
	71+	0.0 (0.00)	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.1 (0.02)	0.2 (0.03)	0.3 (0.05)
	19+	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.2 (0.02)	0.3 (0.03)
Females	9-13	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.1 (0.02)
	14-18	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.1 (0.02)	0.2 (0.02)
	19-30	0.0 (0.00)	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.1 (0.01)	0.2 (0.02)	0.3 (0.03)
	31-50	0.0 (0.00)	0.0 (0.01)	0.0 (0.01)	0.1 (0.01)	0.2 (0.02)	0.3 (0.03)	0.4 (0.05)
	51-70	0.0 (0.00)	0.0 (0.01)	0.0 (0.01)	0.1 (0.01)	0.2 (0.02)	0.3 (0.03)	0.4 (0.05)
	71+	0.0 (0.00)	0.0 (0.01)	0.0 (0.01)	0.1 (0.01)	0.2 (0.02)	0.3 (0.03)	0.3 (0.04)
	19+	0.0 (0.00)	0.0 (0.00)	0.0 (0.01)	0.1 (0.01)	0.2 (0.01)	0.3 (0.02)	0.4 (0.04)
All	1+	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.0 (0.00)	0.1 (0.01)	0.2 (0.01)	0.3 (0.02)

1: Standard error of the percentile.

2: 1 cup equivalent = 1 cup cut-up raw or cooked vegetables; 1/2 cup dried vegetables; 1 cup juice; 2 cups raw leafy greens.

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