本文基于文献计量法系统分析2021—2025年全球青少年维生素D缺乏的研究现状、热点及未来趋势,为制定针对性干预策略和后续研究提供科学依据。方法:运用文献计量学方法,以Web of Science核心合集为数据源,利用VOSviewer与CiteSpace软件...本文基于文献计量法系统分析2021—2025年全球青少年维生素D缺乏的研究现状、热点及未来趋势,为制定针对性干预策略和后续研究提供科学依据。方法:运用文献计量学方法,以Web of Science核心合集为数据源,利用VOSviewer与CiteSpace软件对发文国家、机构、作者合作网络、关键词共现与聚类、突变热点等进行可视化分析。结果显示,不同国家对该领域的重视程度与研究影响力存在差异,且无论发达国家还是发展中国家,青少年维生素D缺乏都是一个普遍存在且需重视的公共卫生问题;关键词共现与聚类分析显示,当前研究聚焦于“患病率”“风险因素”“预防”“25-羟维生素D水平”“肥胖”“流行病学”“维生素D补充指南”等方向;突变分析提示“儿童肥胖”“流行病学”“乳糜泻”等成为新兴趋势。得出结论,青少年维生素D缺乏是全球普遍存在的公共卫生问题,研究呈现地域差异、合作网络薄弱、热点集中于基础数据与干预策略。未来应加强国际合作、推动多学科交叉、深化机制研究,提升研究质量与应用价值,为青少年健康保障提供科学支撑。展开更多
Objective The rising prevalence of childhood obesity is closely associated with suboptimal dietary patterns.To address this public health concern,we conducted a comprehensive study to examine the association between c...Objective The rising prevalence of childhood obesity is closely associated with suboptimal dietary patterns.To address this public health concern,we conducted a comprehensive study to examine the association between coarse cereals consumption and body fat percentage(BFP)in Chinese children and adolescents.Methods The study included 48,305 children aged 6–17 years from 28 districts/counties in 14 provinces across seven regions of China(24,152 girls and 24,153 boys).BFP was examined using bioelectrical impedance analysis in the early morning.Coarse cereals consumption was assessed using a Food Frequency Questionnaire and categorized into three groups:0 g/1,000 kcal per day,0–10 g/1,000kcal per day,and>10 g/1,000 kcal per day(daily consumption of coarse cereals×1,000/total energy consumption).Quantile regression model was used to analyze the association between coarse cereals and BFP,adjusting for potential confounders such as age,pubertal development stage,urban/rural and regional factors,total daily dietary energy consumption,sedentary time,moderate-to-high physical activity,household income,parental education,and consumption of other foods.Results Boys aged 6–10,11–14,and 15–17 years had median daily coarse cereals consumptions of6.6 g,7.1 g,and 5.7 g,with BFP of 19.6%,19.5%,and 17.5%(all P<0.05).Girls in the same age groups showed consumption of 7.1 g,8.4 g,and 6.7 g,with BFP of 20.3%,26.4%,and 31.0%(all P<0.05).The quantile regression results for boys showed that daily consumption of coarse cereals was significantly correlated with their BFP in the 0.15,0.25,and 0.50 quartiles,with regression coefficients of-0.257,-0.221,and-0.330,respectively,after adjusting for potential confounders(P<0.05).For girls,there was a significant correlation with PBF at the 0.05,0.15,0.25,0.50,0.75,and 0.85 quartiles,with regression coefficients of-0.258,-0.366,-0.372,-0.431,-0.472,and-0.503(P<0.05 for all).Conclusions Coarse cereals consumption among Chinese children and adolescents remains relatively low.Higher consumption was inversely associated with BFP in children aged 6–17 years.Future interventional studies should assess how increased coarse cereals consumption prevents childhood obesity.展开更多
Vitamin D deficiency(VDD)represents a significant nutritional concern among children and adolescents.The estimated prevalence of VDD in China is 46.8%in this population^([1]).VDD during childhood and adolescence has b...Vitamin D deficiency(VDD)represents a significant nutritional concern among children and adolescents.The estimated prevalence of VDD in China is 46.8%in this population^([1]).VDD during childhood and adolescence has been associated with the onset of various conditions,including acute respiratory infections,asthma,atopic dermatitis,and food allergies^([2]).Multiple factors,including age,sun exposure,adiposity,and genetics,influence vitamin D levels^([2,3]).Increasing attention has been directed toward understanding the environmental determinants that may influence vitamin D status.Given the potential of metallic pollutants to disrupt endocrine function and their ubiquity in the environment,investigating the effects of metal exposure on human vitamin D status,particularly in vulnerable populations,is imperative.展开更多
文摘本文基于文献计量法系统分析2021—2025年全球青少年维生素D缺乏的研究现状、热点及未来趋势,为制定针对性干预策略和后续研究提供科学依据。方法:运用文献计量学方法,以Web of Science核心合集为数据源,利用VOSviewer与CiteSpace软件对发文国家、机构、作者合作网络、关键词共现与聚类、突变热点等进行可视化分析。结果显示,不同国家对该领域的重视程度与研究影响力存在差异,且无论发达国家还是发展中国家,青少年维生素D缺乏都是一个普遍存在且需重视的公共卫生问题;关键词共现与聚类分析显示,当前研究聚焦于“患病率”“风险因素”“预防”“25-羟维生素D水平”“肥胖”“流行病学”“维生素D补充指南”等方向;突变分析提示“儿童肥胖”“流行病学”“乳糜泻”等成为新兴趋势。得出结论,青少年维生素D缺乏是全球普遍存在的公共卫生问题,研究呈现地域差异、合作网络薄弱、热点集中于基础数据与干预策略。未来应加强国际合作、推动多学科交叉、深化机制研究,提升研究质量与应用价值,为青少年健康保障提供科学支撑。
基金supported by the Special Project of National Science and Technology Basic Resources Survey(Grant No.2017FY101100)。
文摘Objective The rising prevalence of childhood obesity is closely associated with suboptimal dietary patterns.To address this public health concern,we conducted a comprehensive study to examine the association between coarse cereals consumption and body fat percentage(BFP)in Chinese children and adolescents.Methods The study included 48,305 children aged 6–17 years from 28 districts/counties in 14 provinces across seven regions of China(24,152 girls and 24,153 boys).BFP was examined using bioelectrical impedance analysis in the early morning.Coarse cereals consumption was assessed using a Food Frequency Questionnaire and categorized into three groups:0 g/1,000 kcal per day,0–10 g/1,000kcal per day,and>10 g/1,000 kcal per day(daily consumption of coarse cereals×1,000/total energy consumption).Quantile regression model was used to analyze the association between coarse cereals and BFP,adjusting for potential confounders such as age,pubertal development stage,urban/rural and regional factors,total daily dietary energy consumption,sedentary time,moderate-to-high physical activity,household income,parental education,and consumption of other foods.Results Boys aged 6–10,11–14,and 15–17 years had median daily coarse cereals consumptions of6.6 g,7.1 g,and 5.7 g,with BFP of 19.6%,19.5%,and 17.5%(all P<0.05).Girls in the same age groups showed consumption of 7.1 g,8.4 g,and 6.7 g,with BFP of 20.3%,26.4%,and 31.0%(all P<0.05).The quantile regression results for boys showed that daily consumption of coarse cereals was significantly correlated with their BFP in the 0.15,0.25,and 0.50 quartiles,with regression coefficients of-0.257,-0.221,and-0.330,respectively,after adjusting for potential confounders(P<0.05).For girls,there was a significant correlation with PBF at the 0.05,0.15,0.25,0.50,0.75,and 0.85 quartiles,with regression coefficients of-0.258,-0.366,-0.372,-0.431,-0.472,and-0.503(P<0.05 for all).Conclusions Coarse cereals consumption among Chinese children and adolescents remains relatively low.Higher consumption was inversely associated with BFP in children aged 6–17 years.Future interventional studies should assess how increased coarse cereals consumption prevents childhood obesity.
基金supported by grants from the National Natural Science Foundation of China(G.F.Wang,grant number 82204071)(P.Y.Su,grant numbers 81874268 and 82473655)the Research Funds of the Center for Big Data and Population Health of IHM(P.Y.Su,No.JKS2023016)Anhui Provincial Health Commission Scientific Research Project(Y.Zhou,No.AHWJ2023A30027)。
文摘Vitamin D deficiency(VDD)represents a significant nutritional concern among children and adolescents.The estimated prevalence of VDD in China is 46.8%in this population^([1]).VDD during childhood and adolescence has been associated with the onset of various conditions,including acute respiratory infections,asthma,atopic dermatitis,and food allergies^([2]).Multiple factors,including age,sun exposure,adiposity,and genetics,influence vitamin D levels^([2,3]).Increasing attention has been directed toward understanding the environmental determinants that may influence vitamin D status.Given the potential of metallic pollutants to disrupt endocrine function and their ubiquity in the environment,investigating the effects of metal exposure on human vitamin D status,particularly in vulnerable populations,is imperative.
