Physical Activity and TV Watching Affect Obesity Risk in Texas Students
Author Information
Author(s): Pérez Adriana MS, PhD, Hoelscher Deanna M. PhD, RD, Springer Andrew E. DrPH, Brown H. Shelton PhD, Kelder Steven H. PhD, Barroso Cristina S. DrPH, Castrucci Brian C. MA
Primary Institution: The University of Texas Health Science Center at Houston, School of Public Health
Hypothesis
Children and adolescents who reported not meeting physical activity recommendations and watching television for 3 or more hours per day would have increased odds of being obese or overweight.
Conclusion
The study found that high television watching combined with low physical activity increases the risk of obesity in children and adolescents.
Supporting Evidence
- 19% of students were classified as obese.
- 42% of students reported watching 3 or more hours of television per day.
- 75% of students met recommended levels of regular physical activity.
Takeaway
If kids watch a lot of TV and don't exercise much, they are more likely to be overweight or obese.
Methodology
The study used a multinomial logistic regression analysis on data from the School Physical Activity and Nutrition survey conducted in Texas schools.
Potential Biases
Self-reported measures may underestimate actual television watching and physical activity levels.
Limitations
The study relied on self-reported data, which may be subject to recall and social desirability biases.
Participant Demographics
Participants included students in grades 4, 8, and 11, with a diverse ethnic composition reflective of Texas demographics.
Statistical Information
Confidence Interval
95% CI, 1.1-3.0
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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