scholarly journals Fast-food consumption and body mass index in children and adolescents: an international cross-sectional study

BMJ Open ◽  
2014 ◽  
Vol 4 (12) ◽  
pp. e005813 ◽  
Author(s):  
Irene Braithwaite ◽  
Alistair W Stewart ◽  
Robert J Hancox ◽  
Richard Beasley ◽  
Rinki Murphy ◽  
...  
2015 ◽  
Vol 18 (4) ◽  
pp. 375-382 ◽  
Author(s):  
Hannah Cohen-Cline ◽  
Richard Lau ◽  
Anne V. Moudon ◽  
Eric Turkheimer ◽  
Glen E. Duncan

Obesity is a substantial health problem in the United States, and is associated with many chronic diseases. Previous studies have linked poor dietary habits to obesity. This cross-sectional study aimed to identify the association between body mass index (BMI) and fast-food consumption among 669 same-sex adult twin pairs residing in the Puget Sound region around Seattle, Washington. We calculated twin-pair correlations for BMI and fast-food consumption. We next regressed BMI on fast-food consumption using generalized estimating equations (GEE), and finally estimated the within-pair difference in BMI associated with a difference in fast-food consumption, which controls for all potential genetic and environment characteristics shared between twins within a pair. Twin-pair correlations for fast-food consumption were similar for identical (monozygotic; MZ) and fraternal (dizygotic; DZ) twins, but were substantially higher in MZ than DZ twins for BMI. In the unadjusted GEE model, greater fast-food consumption was associated with larger BMI. For twin pairs overall, and for MZ twins, there was no association between within-pair differences in fast-food consumption and BMI in any model. In contrast, there was a significant association between within-pair differences in fast-food consumption and BMI among DZ twins, suggesting that genetic factors play a role in the observed association. Thus, although variance in fast-food consumption itself is largely driven by environmental factors, the overall association between this specific eating behavior and BMI is largely due to genetic factors.


Mediscope ◽  
2020 ◽  
Vol 7 (2) ◽  
pp. 103-107
Author(s):  
Md Abul Hasanat ◽  
Silvia Paroi ◽  
Arifa Begum ◽  
Umme Salma ◽  
Syeda Farzana Yeasmin

Background: Medical education is stressful throughout the whole course. Due to the medical curriculum and the examination pattern leads to psychological stress. Stressful condition leads to irregularity in diet, frequent fast food consumption & lack of exercise, each being considered as an important risk factor leading to overweight and obesity. Hence, this study was undertaken to determine the prevalence of obesity, overweight and weight awareness among the medical students. Objectives: Determination of BMI status of undergraduate medical students to evaluate their weight awareness, prevalence of overweight and obesity and also find out the relationship of the following risk factors with obesity & overweight; i) Opinion about self-image, ii) Physical activity and iii) Frequency of fast food consumption. Methods: A descriptive cross sectional study was conducted on 131 preclinical medical students of Ad-din Akij Medical College, Khulna from January 2018 to April 2018. Height and weight of 131 preclinical students were measured and Body Mass Index was calculated and categorized according to WHO criteria. Results: Out of 131 students 62% come under normal weight category, 21% come under overweight category, 10% come under obese category and 7% come under underweight category. Conclusion: Overweight is a rising problem among the medical students. Sedentary life style and frequency of fast food consumption was high among the overweight and obese students. This study itself created awareness about their weight and promote physical activity among the medical students. Mediscope Vol. 7, No. 2: July 2020, Page 103-107


2021 ◽  
Vol 21 (1) ◽  
Author(s):  
Marco Cossio-Bolaños ◽  
Rubén Vidal-Espinoza ◽  
Felipe Castelli Correia de Campos ◽  
José Sulla-Torres ◽  
Wilbert Cossio-Bolaños ◽  
...  

Abstract Background Evaluating blood pressure (BP) is one element for diagnosing and preventing disease in student populations. The objectives of this research were to (a) identify the range of height for measuring BP adjusted for student populations and (b) propose percentiles for evaluating BP based on height. Methods A cross-sectional study was carried out with 3,013 students. Weight, height, and diastolic (DBP) and systolic (SBP) blood pressure were evaluated. Body Mass Index (BMI) was calculated. Height ranges of 5 and 10 cm were generated. Results R2 values for height ranges of 5 cm consisted of [normotensive: DBP (R2 = 10 to 13%) and SBP (R2 = 14 to 20%), and for hypertensive: DBP (R2 = 0.07 to 15%) and for SBP (R2 = 29 to 32%)]. For height ranges of 10 cm, values included: [normotensive: DBP (R2 = 10 to 15%), and SBP (R2 = 15 to 21%) and for hypertensive: DBP (R2 = 0.07 to 16%) and SBP (R2 = 29 to 35%)]. For 5 cm height ranges, diferences occurred between both sexes for DBP (in 5 height ranges from 123 to 148 cm and 158 to 168 cm) and for the SBP (in 6 height ranges from 128 to 148 cm and from 158 to 168 cm). In the 10 cm categories, diferences appeared in DBP (from 138 to 148 cm) and in the SBP (from 158 to 168 cm). Conclusions Height is a determinant for evaluating blood pressure, and height ranges of 10 cm are more suitable for children and adolescents. The proposed percentiles based on height ranges allowed assessment of the DBP and SBP suggest their use in epidemiological and educational contexts.


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