156,912 research outputs found
Prevalence of asthma symptoms in Golestan schoolchildren aged 6–7 and 13–14 years in Northeast Iran
Asthma is the most common chronic disease among children, and its incidences are often imminent among elementary schoolchildren. This study aimed to examine the prevalence of asthma symptoms in Golestan schoolchildren aged 6–7 and 13–14 years in Northeast Iran. The prevalence rate was compared according to age group (aged 6–7 years vs. aged 13–14 years) and gender (male vs. female). In this cross-sectional study, 1706 Iranian schoolchildren aged 6–7 and 13–14 years in Golestan Province were enrolled. Participants completed questionnaires between February and July 2014. Asthma symptoms were assessed using the questionnaire of the International Study of Asthma and Allergies in Childhood protocol in Persian. The logistic regression model was used to estimate the odds ratios (ORs) and 95% confidence intervals (CIs) of the asthma symptoms for each of the gender and age groups. The prevalence rates of “current asthma” symptoms and “asthma ever” in all the children were estimated as 9.5% and 7.5%, respectively. The prevalence of asthma (“asthma ever” and “wheezing in the past 12 months”) in junior high schoolchildren (aged 13–14 years) is higher than that in elementary schoolchildren (aged 6–7 years) (P < 0.05). The prevalence of the severity of wheezing in girls is lower than that in boys (OR = 1.7, 95%CI = 1.06–2.96, P = 0.02). Asthma is still a major public health problem. This study shows that the prevalence of the asthma symptoms in boys is lower than that in girls in both age groups, and the severity of asthma in girls is higher than that in boys aged 13–14 years. © 2016 Higher Education Press and Springer-Verlag Berlin Heidelber
Television viewing and obesity among Iranian children: The importance of economic status and residential area
Background: Obesity is a health problem among adolescents worldwide and television (TV) viewing could promote it in several ways. Objective: To determine the association between time spent on TV viewing and obesity considering economic status and residential area in primary schoolchildren in the north of Iran. Method: A descriptive cross-sectional study was carried out on primary schoolchildren from 112 schools. Schools and students were chosen by cluster sampling. All children completed a questionnaire containing questions on the socio-economic condition. Overweight and obesity were classified based on the Centres for Disease Control and Prevention (CDC) values with body mass index (BMI) in excess of the 85th and 95th percentiles, respectively. Daily time spent on TV viewing was classified into 3 groups: less than 1 hour or no watching, 1-2 hours and 3 hours or over. SPSS 16.0 software was used for statistical data analysis. Results: Study population comprised 7,453 primary schoolchildren (urban 3,662, rural 3,791). Of the subjects 52.7 viewed TV for 3 hours or more. In boys, prevalence of obesity had a positive association with TV viewing time but in girls, it was not a steady trend. In urban areas, time spent on TV viewing was in line with obesity but wasting significantly decreased with more time spent on TV viewing (P=0.001). This association was not seen in rural children. In the poor economic group, prevalence of obesity significantly decreased with more time spent on TV viewing (P=0.041) but this trend was not found in the moderate economic group. In the good economic group, the association between obesity and time spent on the TV viewing was not significant. Conclusion: About half of Iranian northern schoolchildren spent 3 hours or more daily viewing TV. A positive association between time spent on TV viewing and obesity was seen in high income families and in urban areas
Intestinal helminth infections and dietary diversity score predict nutritional status of urban schoolchildren from southern Ethiopia
BACKGROUND: Undernutrition is a major public health problem in developing countries like Ethiopia where schoolchildren are among the vulnerable groups. However, limited attention has been given for the nutritional status of schoolchildren including the lack of available evidence on the magnitude and modifiable risk factors in different parts of the country. Thus, we aimed at determining the magnitude and predictors of undernutrition among schoolchildren in Arba Minch town, southern Ethiopia. METHODS: A school-based cross-sectional study was conducted in March and April, 2014 involving 532 schoolchildren aged 7 to 14 years. A two-stage probability sampling procedure was applied to select study schools and subjects. Anthropometry measurements were taken using standardized techniques and calibrated equipment. Intestinal parasite infections were determined from stool samples using direct saline method and formal ether concentration technique; whereas data on demographic and relevant risk factors were gathered through structured interview of caretakers. Bivariate and multivariable logistic regressions were used to identify predictors of stunting and wasting in the study population. RESULTS: The prevalence of stunting and wasting were 26.0% (95% CI: 22.3, 30.1%) and 11.7% (95% CI: 9.1, 14.9%), respectively. In multivariable model, poor household wealth [AOR (95% CI) = 3.2 (1.2, 8.5)], living in large family [AOR (95% CI) = 2.3 (1.0, 5.1)], lack of maternal formal education [AOR (95% CI) = 4.1 (1.8, 9.4)], low Dietary Diversity Score [AOR (95% CI) = 2.3 (1.2, 4.7)], A. lumbricoides [AOR (95% CI) = 5.0 (2.7, 9.4)], hookworm [AOR (95% CI) = 8.0 (4.0, 15.8)] and T. trichuria [AOR (95% CI) = 6.3 (2.8, 14.1)] infections were associated with stunting. Wasting status was independently associated with not living with both parents [AOR (95% CI) = 2.0 (1.0, 4.1)], poor household wealth [AOR (95% CI) = 8.9 (2.0, 39.2)], and recent illnesses [AOR (95% CI) = 6.3 (3.1, 12.6)]. CONCLUSIONS: Both acute and chronic malnutrition are prevalent among schoolchildren in the study area where intestinal parasite infections, poor dietary quality and common illnesses are important modifiable risk factors. A comprehensive school-based health and nutrition intervention involving parents may help to alleviate the problem including regular deworming and promotion of personal hygiene and balanced diet
A Portrait of Unauthorized Immigrants in the United States
Presents a demographic snapshot of the unauthorized immigrant population, including growth rates, regions of origin and settlement, family structure, portions of schoolchildren and the labor force, education, income level, and health insurance status
“We Live Subject to their Orders”: A Three-Province survey of Forced Child Labor in Uzbekistan’s 2008 Cotton Harvest
This report highlights the continued use of forced child labor in the cotton industry in Uzbekistan in the fall 2008 harvest. While international pressure from retailers and consumers has had some effect in curbing forced child labor in the production of cotton in Uzbekistan, the practice is still pervasive
Role of the employment status and education of mothers in the prevalence of intestinal parasitic infections in Mexican rural schoolchildren
<p><b>Background:</b> Intestinal parasitic infections are a public health problem in developing countries such as Mexico. As a result, two governmental programmes have been implemented: a) "National Deworming Campaign" and b) "Opportunities" aimed at maternal care. However, both programmes are developed separately and their impact is still unknown. We independently investigated whether a variety of socio-economic factors, including maternal education and employment levels, were associated with intestinal parasite infection in rural school children.</p>
<p><b>Methods:</b> This cross-sectional study was conducted in 12 rural communities in two Mexican states. The study sites and populations were selected on the basis of the following traits: a) presence of activities by the national administration of albendazole, b) high rates of intestinal parasitism, c) little access to medical examination, and d) a population having less than 2,500 inhabitants. A total of 507 schoolchildren (mean age 8.2 years) were recruited and 1,521 stool samples collected (3 per child). Socio-economic information was obtained by an oral questionnaire. Regression modelling was used to determine the association of socio-economic indicators and intestinal parasitism.</p>
<p><b>Results:</b> More than half of the schoolchildren showed poliparasitism (52%) and protozoan infections (65%). The prevalence of helminth infections was higher in children from Oaxaca (53%) than in those from Sinaloa (33%) (p < 0.0001). Giardia duodenalis and Hymenolepis nana showed a high prevalence in both states. Ascaris lumbricoides, Trichuris trichiura and Entamoeba hystolitica/dispar showed low prevalence. Children from lower-income families and with unemployed and less educated mothers showed higher risk of intestinal parasitism (odds ratio (OR) 6.0, 95% confidence interval (CI) 1.6–22.6; OR 4.5, 95% CI 2.5–8.2; OR 3.3, 95% CI 1.5–7.4 respectively). Defecation in open areas was also a high risk factor for infection (OR 2.4, 95% CI 2.0–3.0).</p>
<p><b>Conclusion:</b> Intestinal parasitism remains an important public health problem in Sinaloa (north-western Mexico) and Oaxaca (south-eastern Mexico). Lower income, defecation in open areas, employment status and a lower education level of mothers were the significant factors related to these infections. We conclude that mothers should be involved in health initiatives to control intestinal parasitism in Mexico.</p>
Epidemiology and immunogenetic background of islet cell antibody - positive nondiabetic schoolchildren : Ulm-Frankfurt population study
Islet cell antibodies (ICAs) were determined in a large cohort of white nondiabetic schoolchildren (n = 4287) from a homogenous population in southern Germany. The prevalence of ICA levels greater than or equal to 5 Juvenile Diabetes Foundation (JDF) U was 1.05% (95% confidence interval 0.8-1.4%). Analysis of HLA-DR beta and -DQ beta alleles revealed that the specificities found to be increased in insulin-dependent (type I) diabetic subjects with the same ethnic background were also associated with ICA positivity in the nondiabetic schoolchildren. HLA-DR3 (P less than 0.01) and -DR4 (P less than 0.01) phenotypes and absence of Asp residue (P less than 0.01) at codon 57 of the HLA-DQ beta-chain were significantly increased in ICA+ compared with control subjects. High levels of ICAs, which were categorized as either greater than or equal to 17 or greater than or equal to 30 JDF U, were found to be associated with amino acids other than Asp at position 57 of the HLA-DQ beta-chain. No association of ICA level was found for HLA-DR phenotypes
Non-home prepared foods : contribution to energy and nutrient intake of consumers living in two low-income areas in Nairobi
Objective: To determine the nutritional importance of non-home prepared foods for men, women and schoolchildren living in two low-income residential areas of Nairobi, and the sources of these non-home prepared foods. Design, setting and subjects: A survey was conducted in Korogocho, a slum area, and Dandora, a low-middle-income residential area. Some 241 men, 254 women and 146 children aged 9 to 14 years were included in the study. Food intake was measured using three 24-hour recalls per individual, with special attention on the sources of all foods consumed. Results: The median proportion of daily energy intake of consumers provided by non-home prepared foods ranged from 13% for schoolchildren in Korogocho to 36% for men in Dandora. The median contribution to fat intake was higher than to energy, but the contributions to iron and vitamin A intakes were lower than to energy intake. Men consumed more non-home prepared foods on weekdays than at the weekend. Intakes of energy and most nutrients were below Kenyan Recommended Daily Intakes in all groups, but similar for consumers and non-consumers. In Korogocho, street foods were the main source of non-home prepared foods. In Dandora, both kiosks and street foods were major sources. Conclusions: Non-home prepared foods are an important source of energy and nutients for men, women and schoolchildren in Nairobi. In Korogocho, street foods, and in Dandora, both kiosks and street foods are the main sources of non-home prepared foods. The adequacy of energy and nutrient intakes does not differ between consumers and non-consumers of non-home prepared foods
Forced Child Labor in Uzbekistan’s 2008 Spring Agricultural Season: A Report Based on Surveys in Two Rural Districts in Uzbekistan
This document is part of a digital collection provided by the Martin P. Catherwood Library, ILR School, Cornell University, pertaining to the effects of globalization on the workplace worldwide. Special emphasis is placed on labor rights, working conditions, labor market changes, and union organizing.ILRF_Uzbekistan_Child_Labor_2008.pdf: 28 downloads, before Oct. 1, 2020
Providing of the information security of the schoolchildren’s thinking culture
In the article it is provided a modern state of the problem of the information security providing of a schoolchild’s personality, there are disclosed several supporting aspects as a guaranty of the remaining of the society spirituality and cultural intergenerational continuity. They bring a comparative analysis of the electronic mass media impact results on the process of thinking, forming of the young people value system of two dynamically developing countries — Kazakhstan and China
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