scholarly journals Current Assessment of Weight, Dietary and Physical Activity Behaviors among Middle and High School Students in Shanghai, China—A 2019 Cross-Sectional Study

Nutrients ◽  
2021 ◽  
Vol 13 (12) ◽  
pp. 4331
Author(s):  
Jingfen Zhu ◽  
Yinliang Tan ◽  
Weiyi Lu ◽  
Yaping He ◽  
Zhiping Yu

Poor nutrition or insufficient physical activity (PA) are risk factors for obesity and chronic diseases. This 2019 cross-sectional study from the school health survey examined the dietary and PA behaviors of Chinese adolescents. A total of 12,860 adolescents aged 11–18 participated through multistage and stratified cluster random sampling. A questionnaire collected data on weight, PA, sedentary lifestyle, and eating habits. Unhealthy behaviors were identified and summed up for each behavior. Participants were then classified into high and low amounts of risk behaviors. Weight status was defined using Body Mass Index (BMI) cutoff points for Chinese individuals aged 6–18. Multinomial logistic regression was used to assess effects of lifestyle behaviors on weight status. The prevalence of overweight and obesity was 22.3% among all participants (30.6% in boys, 13.2% in girls). Females engaged in more risk physical activities (4.12 vs. 3.80, p < 0.05), while males engaged in more risk dietary activities (2.20 vs. 2.02, p < 0.05). Higher number of risk dietary, PA, and sedentary behaviors were all significantly correlated with higher BMI (dietary: r = 0.064; PA: r = 0.099; sedentary: r = 0.161; p < 0.001 for all) and body weight (dietary: r = 0.124; PA: r = 0.128; sedentary: r = 0.222; p < 0.001 for all). Risk sedentary behaviors was a significant risk factor for overweight/obesity (Adjusted Odds Ratio AOR = 1.30, 95% Confidence Interval CI 1.11–1.52). Obesity and unhealthy lifestyle behaviors remain a concern among Chinese adolescents. These results provide an update on the factors contributing to overweight/obesity among adolescents and call for efforts to address obesity among adolescents.

2019 ◽  
Author(s):  
Mona Faisal Al-Qahtani ◽  
Azhar Ibrahim Alghareeb ◽  
Zainab Sami Alramadan ◽  
Mohamed Saleh Ismail

Abstract Background: several lifestyle factors related to adolescent overweight and obesity have been well documented. The main objectives of this study were to explore the common lifestyle behaviors among female adolescents based on body BMI category and to examine the association between overweight/obesity and lifestyle factors among them. Methods: cross-sectional study was carried out on 598 participants, and Arab Teens Lifestyle Study (ATLS) questionnaire was used. Data related to lifestyle factors, e.g., physical activity, metabolic equivalent rate, sedentary behavior; dietary consumption; and anthropometrics including height, weight, and BMI were collected. To test the correlations between BMI and lifestyle factors, ANOVA and logistic regression were performed. Results: based on BMI, 20.6% and 19.4% of females suffer from overweight and obesity, respectively. Results indicated significant differences (P<0.05) in several female anthropometric factors and lifestyle behaviors based on BMI category. These factors comprised BMI, weight, consumption of French fries/potato chips, vegetables, fruits, and cake/donuts; and MET-min of swimming, and total physical activity (MET-min/week). Overweight/obesity was significantly associated with the consumption of cake/donuts (odds ratio [OR] for >5 days/weeks =2.261; 95% confidence interval [CI]=1.361-3.757), French fries (OR for 3-4 days/weeks=1.936; 95% CI=.206-3.110) and fruit (OR for 3-4 days/weeks=1.669; 95% CI=1.032-2.697). Conclusion: a significant positive association between BMI category and factors such as eating French fries/potato chips and cakes/donuts were observed among adolescent Saudi females.


2020 ◽  
Vol 69 (4) ◽  
pp. 233-241
Author(s):  
Luis Miguel Cano Martín ◽  
Jaime González González ◽  
Alicia Mohedano Moriano ◽  
Antonio Viñuela ◽  
Juan José Criado-Álvarez

La obesidad infantil ha incrementado su prevalencia en España, y aunque se considera un problema multifactorial, es atribuible principalmente al aumento de la ingesta y la disminución de la actividad física por un ocio sedentario mayor. El objetivo de este estudio fue conocer la prevalencia de sobrepeso y obesidad infantil en la Zona Básica de Salud (ZBS) de Menasalbas (Toledo, España), y la influencia de los hábitos alimentarios, de actividad física y deporte, y de ocio sedentario. Se realizó un estudio transversal en la población escolarizada de 3 a 12 años de la ZBS de Menasalbas, tomando medidas de peso y talla a 725 menores, calculando su IMC y clasificando su estado ponderal según las tablas de Cole. También se recogieron datos referentes a sus hábitos alimentarios y cuestionario Kidmed de adherencia a la dieta mediterránea, y hábitos de actividad física y ocio sedentario, para estudiar su relación con el estado ponderal de los menores. La prevalencia de sobrecarga ponderal (suma de prevalencias de sobrepeso y obesidad) fue del 24,9%, con un 18,8% de sobrepeso y un 6,1% de obesidad, sin diferencias por edad y sexo. No se observaron diferencias respecto a los hábitos alimentarios, pero si una menor actividad física y un mayor ocio sedentario en aquellos con sobrecarga ponderal. La prevalencia de sobrepeso y obesidad en nuestra población es elevada, aunque menor a las de otros trabajos. La alimentación, la actividad física y el ocio sedentario influenciaron el sobrepeso y la obesidad infantil en este estudio. Childhood obesity has increased its prevalence in Spain, and although it´s considered a multifactorial problem, it is mainly attributable to increased intake and decreased physical activity due to increased sedentary leisure. The objective of this study was to know the prevalence of overweight and childhood obesity in the Basic Health Zone (ZBS) of Menasalbas (Toledo, Spain), and the influence of eating habits, physical activity and sport, and sedentary entertainment. A cross-sectional study was conducted in the school children of 3 to 12 years of age in the ZBS of Menasalbas, taking weight and height measurements for 725 minors, calculating their BMI and classifying their weight status according to Cole´s tables. Data regarding their eating habits and Kidmed questionnaire of adherence to the mediterranean diet, physical activity habits and sedentary leisure habits were also collected, to study its relationship with the weigh status of minors. The prevalence of weight overload (understood as the sum of the prevalence of overweight and obesity) was 24.9% , with 18.8% overweight and 6.1% of obesity, with no differences by age and sex. No differences were observed regarding eating habits, but less physical activity and a more sedentary leisure in those with weight overload was observed. The prevalence of overweight and obesity in our population is high, although lower than reported in other works. Diet, physical activity and sedentary leisure are confirmed as fundamental aspects in childhood overweight and obesity.


2021 ◽  
pp. 003151252110284
Author(s):  
João Paulo de Aguiar Greca ◽  
Thomas Korff ◽  
Jennifer Ryan

Our aim in this study was to investigate the relationships between physical activity (PA), pain, and injury among children. Secondarily, we examined whether these relationships differed between children with normal versus excessive weight or obesity. This was a cross-sectional study of 102 children (57 girls) aged 8–12 years old. We assessed the prevalence of moderate and vigorous PA using accelerometry over a seven-day period. We examined the associations between moderate PA, vigorous PA, pain presence, and injury presence using generalized estimating equations with a logit link and binomial distribution. We adjusted the obtained models for potential confounders and explored the moderating effect of weight status. We found no association between moderate PA and pain, but time spent in vigorous PA was associated with pain. Neither moderate or vigorous PA were associated with injury, and there was no moderating effect of weight status in these relationships. In summary, we found that objectively measured vigorous PA is associated with pain among 8–12 year old children. While these results should be replicated in longitudinal studies, they suggest that an association between vigorous PA and pain should be considered when developing PA interventions for children.


2012 ◽  
Vol 16 (11) ◽  
pp. 2005-2013 ◽  
Author(s):  
Eva Craig ◽  
John Reilly ◽  
Ruth Bland

AbstractObjectiveA variety of methods are available for defining undernutrition (thinness/underweight/under-fat) and overnutrition (overweight/obesity/over-fat). The extent to which these definitions agree is unclear. The present cross-sectional study aimed to assess agreement between widely used methods of assessing nutritional status in children and adolescents, and to examine the benefit of body composition estimates.DesignThe main objective of the cross-sectional study was to assess underweight, overweight and obesity using four methods: (i) BMI-for-age using WHO (2007) reference data; (ii) BMI-for-age using Cole et al. and International Obesity Taskforce cut-offs; (iii) weight-for-age using the National Centre for Health Statistics/WHO growth reference 1977; and (iv) body fat percentage estimated by bio-impedance (body fat reference curves for children of McCarthy et al., 2006). Comparisons were made between methods using weighted kappa analyses.SettingRural South Africa.SubjectsIndividuals (n 1519) in three age groups (school grade 1, mean age 7 years; grade 5, mean age 11 years; grade 9, mean age 15 years).ResultsIn boys, prevalence of unhealthy weight status (both under- and overnutrition) was much higher at all ages with body fatness measures than with simple anthropometric proxies for body fatness; agreement between fatness and weight-based measures was fair or slight using Landis and Koch categories. In girls, prevalence of unhealthy weight status was also higher with body fatness than with proxies, although agreement between measures ranged from fair to substantial.ConclusionsMethods for defining under- and overnutrition should not be considered equivalent. Weight-based measures provide highly conservative estimates of unhealthy weight status, possibly more conservative in boys. Simple body composition measures may be more informative than anthropometry for nutritional surveillance of children and adolescents.


2021 ◽  
Vol 9 ◽  
Author(s):  
Rui Hu ◽  
Hui Zheng ◽  
Congchao Lu

Introduction: Less is known about the effects of the different domains of sedentary behaviors on healthy weight in young children. This cross-sectional study examined the association between sedentary screen time (SST), non-screen-based sedentary time (NSST), and overweight (and obesity) in Chinese preschoolers.Methods: Data were collected from the Physical Activity and Health in Tianjin Chinese Children study (PATH-CC), involving healthy children 3–6 years old and their families. Children's overweight status was classified according to the international (IOTF) childhood BMI cut-offs. SST and NSST were reported in minutes/day by parents using the leisure-time sedentary behaviors questionnaire. Logistic regression models adjusted by sex, age, socioeconomic status, outdoor play, and sleep duration were used.Results: In a total of 971 children (55.4% boys), 11.8% were overweight. Generally, children spent 1 h/day in SST and 1 h/day in NSST. Multiple models showed that children who spent more time in SST were more likely to be overweight [OR and 95% CI: 1.22 (1.03–1.45)]. No correlation between time spent on NSST and children with overweight was found (P &gt; 0.05).Conclusions: This study indicated that children who spent more time in SST were more likely to be overweight, but a null correlation between NSST and overweight was found. Longitudinal studies designed to identify associations between exposures to screen media and changes in metabolic parameters during a child's early years are needed.


Author(s):  
Ming-jian Nie ◽  
Chao-qun Fan ◽  
Rui-zhe Sun ◽  
Jing-jing Wang ◽  
Qiang Feng ◽  
...  

There is a scarcity of studies on the physical activity (PA) of children and adolescents who live at high altitudes. This study aimed to objectively assess PA of children and adolescents living in the Tibet at altitudes over 3500 m and to examine its difference by ethnicity, gender, age/grade, and body weight status groups. A sample of 397 students aged 9–18 years were recruited from 7 schools in Lhasa, Tibet. PA was measured using accelerometers (ActiGraph GT3X) for seven consecutive days and moderate to vigorous PA (MVPA) was identified using the Evenson (2008) cut-points. Participant MVPA was 62.3 min/day, with 65.5 min/day during weekdays and 54.1 min/day on weekends. Indigenous Tibetans were more active than Hans, and boys had more MVPA than girls. Age had a significantly weak negative correlation with MVPA. There was no significant difference in MVPA between the non-overweight and overweight/obese groups. Overall, only 9.1% (13.8% in boys and 4.5% in girls) accumulated at least 60 min of MVPA per day. Compared to their counterparts in other regions, the daily MVPA of children and adolescents living on the Tibetan Plateau at altitudes over 3500 m was relatively high. However, the proportion of meeting the WHO’s PA recommendations was extremely low.


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