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Table 3 Characteristics of participants, aged 2–5 years, from NHANES 1999–2002 by computer exposure.*

From: Television viewing, computer use, obesity, and adiposity in US preschool children

  0 hours > 0 hours
Gender   
   Male 45.6 +/- 2.9 54.4 +/- 2.9
   Female 46.0 +/- 2.2 54.0 +/- 2.2
Age†   
   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‡   
   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§   
   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
  1. * Estimated percentages +/- standard errors are given. n = 1799, subjects with missing data were excluded.
  2. † P < 0.0001 for the Pearson chi-squared statistic
  3. ‡ P = 0.044 for the Pearson chi-squared statistic
  4. §P = 0.011 for the Pearson chi-squared statistic