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 Cup Equivalents4
Mean (SE)2 5% 10% 25% 50% 75% 90% 95%
Children 1-3 1515 0.0 (0.00) 0.00 0.00 0.00 0.01 0.03 0.06 0.10
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)
Cup Equivalents2
5% (SE)1 10% (SE) 25% (SE) 50% (SE) 75% (SE) 90% (SE) 95% (SE)
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)
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.

Suggested Citation

Suggested citation for information contained on this page:

Usual Intake of Dark-green Vegetables. Epidemiology Research Program Web site. National Cancer Institute. http://epi.grants.cancer.gov/diet/usualintakes/pop/2001-04/veg_drkgreen.html. Updated June 2, 2015. Accessed September 1, 2015.

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