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Characteristics of participants, aged 2–5 years, from NHANES 1999–2002 by computer exposure.* |
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| 0 hours |
> 0 hours |
|
|
|
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| Gender |
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| Male |
45.6 +/- 2.9 |
54.4 +/- 2.9 |
| Female |
46.0 +/- 2.2 |
54.0 +/- 2.2 |
| Age† |
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| 2 years |
59.8 +/- 3.1 |
40.2 +/- 3.1 |
| 3 years |
48.7 +/- 3.5 |
51.3 +/- 3.5 |
| 4 years |
39.7 +/- 2.6 |
60.3 +/- 2.6 |
| 5 years |
33.1 +/- 3.1 |
66.9 +/- 3.1 |
| Race/ethnicity‡ |
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| Non-Latino White |
47.8 +/- 3.0 |
52.2 +/- 3.0 |
| Non-Latino Black |
36.8 +/- 2.1 |
63.2 +/- 2.1 |
| Mexican-American |
52.6 +/- 3.1 |
47.4 +/- 3.1 |
| Other |
38.5 +/- 6.0 |
61.6 +/- 6.0 |
| Poverty Income Ratio§ |
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| 0 < 2 |
51.1 +/- 2.4 |
48.9 +/- 2.4 |
| ≥ 2 < 4 |
42.2 +/- 3.3 |
57.8 +/- 3.3 |
| ≥ 4 |
38.1 +/- 4.1 |
61.9 +/- 4.1 |
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* Estimated percentages +/- standard errors are given. n = 1799, subjects with missing data were excluded. † P < 0.0001 for the Pearson chi-squared statistic ‡ P = 0.044 for the Pearson chi-squared statistic §P = 0.011 for the Pearson chi-squared statistic | ||
Mendoza et al. International Journal of Behavioral Nutrition and Physical Activity 2007 4:44 doi:10.1186/1479-5868-4-44 |
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