[Nutritional status of Mexican school age children, living in the frontier with United States].
BACKGROUND
Undernutrition and obesity coexist among Mexican children due to poverty, sedentariness and inadequate food intake.


OBJECTIVE
To assess the nutritional status of school age children in a Mexican city located in the frontier with United States.


METHODS
Cross sectional assessment of children from 28 basic schools in 2005, 2008 and 2013. Using a cluster sampling methodology, 5 children per course were selected in each school, reaching a final sample 840 children aged 7 to 12 years old. Body mass index z scores were calculated.


RESULTS
The pre valence of overweight and obesity among these children was 49, 54 and 45% in the assessments performed in 2005, 2008 and 2013 respectively.


CONCLUSIONS
There is a trend towards a decrease in the frequency of obesity in these children from 2005 to 2013.
Mariel A
MA
Aviña-Barrera
Octelina
O
Castillo-Ruiz
Francisco
F
Vázquez-Nava
Adriana
A
Perales-Torres
Sanjuana
S
Aleman-Castillo
D000367:Age Factors; D000704:Analysis of Variance; D015992:Body Mass Index; D002648:Child; D003430:Cross-Sectional Studies; D005260:Female; D006801:Humans; D008297:Male; D008800:Mexico / Q000453:epidemiology; D015596:Nutrition Assessment; D009749:Nutrition Surveys / Q000379:methods; D009752:Nutritional Status; D050177:Overweight / Q000453:epidemiology*; D012016:Reference Values; D012737:Sex Factors; D013997:Time Factors; D055105:Waist Circumference