Physical activity and screen-time viewing among elementary school-aged children in the United States from 2009 to 2010.

摘要: OBJECTIVES To describe the percentage of children who met physical activity and screen-time recommendations to examine demographic differences. Recommendations for school-aged include 60 minutes daily moderate-to-vigorous no more than 2 hours per day viewing. DESIGN Cross-sectional study. SETTING Data from 2009-2010 National Health Nutrition Examination Survey, a representative sample US population. PARTICIPANTS Analysis included 1218 6 11 years age. MAIN EXPOSURES Age, race/ethnicity, sex, income, family structure, obesity status. OUTCOME MEASURES Proxy-reported adherence recommendations, separately concurrently. RESULTS Based on proxy reports, overall, 70% 54% viewing recommendations. Although Hispanics were less likely meet (adjusted odds ratio [aOR], 0.60 [95% CI, 0.38-0.95]), they compared with non-Hispanic whites (aOR, 1.69 1.18-2.43]). Only 38% both Age (9-11 vs 6-8 years: aOR, 0.57 0.38-0.85]) 0.53 0.38-0.73]) inversely associated concurrent CONCLUSIONS Fewer 4 in 10 The prevalence sedentary behavior was higher older children. Low levels may not necessarily predict activity.