quantity

数量
  • 文章类型: Journal Article
    背景:青光眼是全世界人群中的公共卫生问题。据报道,饮食作为可改变的因素与青光眼有关。这项研究旨在探讨美国成年人碳水化合物(CH)摄入量和质量与青光眼之间的关系。
    方法:在这项横断面研究中,≥40岁参与者的数据来自2005-2008年国家健康和营养调查(NHANES).通过24小时饮食回忆访谈获得CH摄入量信息。通过重新分级的椎间盘图像定义青光眼。协变量包括人口统计信息,体检,实验室值,并发症和营养摄入。使用加权单变量和多变量逻辑回归模型来评估CH摄入量的数量和质量与青光眼之间的关系。根据高血压病史进行亚组分析,进一步评估相关性。
    结果:加权人群包括总共4789名参与者,其中119人(2.48%)患有青光眼。在调整了年龄之后,肾上腺皮质类固醇,高血压,慢性肾脏疾病,糖尿病和能量摄入,高数量(OR=1.83,95CI:1.08~3.11)和低质量(OR=0.44,95CI%:0.20~0.98)的CH摄入与青光眼的几率较高相关.高的CH摄入量(OR=2.06,95CI:1.15-3.69)与高血压患者青光眼的高几率相关,而高质量的CH摄入(纤维与CH之比:OR=0.23,95CI:0.06-0.82;CH与纤维和纤维与添加糖之比:OR=0.10,95CI:0.02-0.53)与无高血压参与者的青光眼几率较低相关.
    结论:在NAHNES2005-2008中,较高数量和较低质量的CH摄入量与青光眼的高几率相关,尤其是没有高血压的患者。本研究从膳食摄入角度为青光眼患者的健康管理提供理论依据。
    BACKGROUND: Glaucoma is a public health problem among the worldwide population. Dietary as a modifiable factor have been reported to be associated with glaucoma. This study aimed to explore the association between quantity and quality of carbohydrate (CH) intake and glaucoma among U.S. adults.
    METHODS: In this cross-sectional study, data of participants aged ≥ 40 years old were extracted from the National Health and Nutrition Examination Survey (NHANES) 2005-2008. CH intake information were obtained by 24-h dietary recall interview. Glaucoma was defined by regraded disc images. Covariates included demographic information, physical examination, laboratory values, complications and nutrients intake. The weighted univariable and multivariate logistic regression models were used to assess the association between the quantity and quality of CH intake and glaucoma. Subgroup analyses based on the history of hypertension were further assessed the association.
    RESULTS: The weighted population included a total of 4789 participants, of whom 119 (2.48%) had glaucoma. After adjusting for age, adrenal cortical steroids, hypertension, chronic kidney diseases, diabetes and energy intake, high quantity (OR = 1.83, 95%CI: 1.08-3.11) and low quality (OR = 0.44, 95CI%: 0.20-0.98) of CH intake were associated with the higher odds of glaucoma. High quantity of CH intake (OR = 2.06, 95%CI: 1.15-3.69) was associated with the high odds of glaucoma in hypertension, while high quality of CH intake (fiber-to-CH ratio: OR = 0.23, 95%CI: 0.06-0.82; CH-to-fiber and fiber-to-added sugars ratio: OR = 0.10, 95%CI: 0.02-0.53) were associated with the lower odds of glaucoma in participants without hypertension.
    CONCLUSIONS: In NAHNES 2005-2008, higher quantity and lower quality CH intake were associated with the high odds of glaucoma, especially among patients without hypertension. This study provides a theoretical basis for the health management of glaucoma patients from the perspective of dietary intake.
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  • 文章类型: Journal Article
    膳食补充剂的使用在美国成年人中很常见。我们的目的是调查数量,持续时间,坚持,以及服用补充剂的个人使用补充剂的原因。分析了2011年至2018年国家健康与营养检查调查(NHANES)数据集的数据。合并四个周期的数据来估计这些结果。结果以总体组和亚组表示。所有分析均加权为具有全国代表性。泰勒级数线性化方法用于生成方差估计。共有12529名参与者参加。超过70%的这些人报告每天服用超过一个单位的膳食补充剂。值得注意的是,约40%的人服用补充剂超过5年,约67%的人高度坚持至少一种补充剂.然而,只有26.9%的补品是按照医生的建议服用的.膳食补充剂摄入的主要原因包括改善整体健康状况(37.2%),保持健康(34.7%),骨骼健康(21.4%),和饮食补充(20.3%)。我们的研究结果表明,大多数参与者主动使用多种膳食补充剂,专注于自我管理的健康和预防,大量致力于长期使用和高度坚持。医疗保健专业人员应在指导此类行为方面发挥更积极的作用,以优化美国各地膳食补充剂使用者的健康结果。
    Dietary supplement use is common among US adults. We aimed to investigate the quantity, duration, adherence, and reasons for supplement use in individuals who take supplements. Data from 2011 to 2018 from the National Health and Nutrition Examination Survey (NHANES) dataset were analyzed. Four cycles of data were combined to estimate these outcomes. Results are presented as overall group and by subgroups. All analyses were weighted to be nationally representative. The Taylor Series Linearization approach was used to generate variance estimates. A total of 12,529 participants were included. Over 70% of these individuals reported taking more than one unit of dietary supplements daily. Notably, approximately 40% had been taking supplements for more than five years and about 67% were highly adherent to at least one supplement. However, only 26.9% of these supplements were taken following a doctor\'s recommendation. The primary reasons for dietary supplements intake included improving overall health (37.2%), maintaining health (34.7%), bone health (21.4%), and diet supplementation (20.3%). Our findings indicate that most participants proactively used multiple dietary supplements focused on self-managed health and prevention, with substantial dedication to long-term use and high adherence. Healthcare professionals should play a more active role in guiding such behaviors to optimize the health outcomes of dietary supplement users across the United States.
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  • 文章类型: Journal Article
    背景:不同来源的膳食不溶性纤维的种类和数量与高血压的关系仍不确定。我们旨在调查从六种主要食物来源摄入的不溶性纤维的种类和数量与新发高血压之间的关系。使用中国健康与营养调查(CHNS)的数据。
    方法:纳入来自CHNS的基线无高血压的1.22万名参与者。通过连续3次24小时的饮食召回和家庭食物库存来测量饮食摄入量。不溶性纤维源的种类分数定义为在适当水平下消耗的不溶性纤维源的数量。考虑不溶性纤维的类型和数量。研究结果是新发高血压,定义为血压≥140/90mmHg,或医生诊断的高血压或在随访期间接受抗高血压治疗。
    结果:在6.1年的中位随访期间,4252名参与者出现高血压。来自蔬菜的膳食不溶性纤维呈L形缔合,豆子,块茎,和具有新发高血压的水果;全谷物来源的不溶性纤维与新发高血压的反向J形关联;精制谷物来源的不溶性纤维与新发高血压没有明显关联。因此,不溶性纤维品种分数计算中不包括精制颗粒。更重要的是,较高的不溶性纤维品种评分与新发高血压的较低风险显著相关(每增加一个评分,危险比,0.50;95%CI,0.45-0.55)。
    结论:来自不同食物来源的适量的不溶性纤维种类与新发高血压呈负相关。
    The relations of the variety and quantity of different sources of dietary insoluble fibers and hypertension remain uncertain. We aimed to investigate the associations between the variety and quantity of insoluble fibers intake from six major food sources and new-onset hypertension, using data from the China Health and Nutrition Survey (CHNS).
    Twelve thousand one hundred thirty-one participants without hypertension at baseline from CHNS were included. Dietary intake was measured by three consecutive 24-h dietary recalls combined with a household food inventory. The variety score of insoluble fiber sources was defined as the number of insoluble fiber sources consumed at the appropriate level, accounting for both types and quantities of insoluble fibers. The study outcome was new-onset hypertension, defined as blood pressure ≥ 140/90 mmHg, or physician-diagnosed hypertension or receiving antihypertensive treatments during the follow-up.
    During a median follow-up of 6.1 years, 4252 participants developed hypertension. There were L-shaped associations of dietary insoluble fibers derived from vegetables, beans, tubers, and fruits with new-onset hypertension; a reversed J-shaped association of whole grain-derived insoluble fiber with new-onset hypertension; and no obvious association of refined grain-derived insoluble fiber with new-onset hypertension. Therefore, refined grain was not included in the insoluble fiber variety score calculation. More importantly, a higher insoluble fiber variety score was significantly associated with lower risks of new-onset hypertension (per score increment, hazard ratio, 0.50; 95% CI, 0.45-0.55).
    There was an inverse association between the variety of insoluble fibers with appropriate quantity from different food sources and new-onset hypertension.
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  • 文章类型: Journal Article
    虚拟水贸易(VWT)已被提议作为平衡国家水预算的一种手段,同时也在全球范围内节约用水。由于人类需要足够数量和质量的水,应彻底检查VWT流量的驱动因素,包括它的三个组成部分。多区域投入产出(MRIO)和重力方法用于研究多种因素对绿色的影响,蓝色,2014年,177个国家的灰色水交易流量。发现几个因素与灰水贸易密切相关,提供对水资源管理的宝贵见解,尤其是水污染。研究结果验证了社会经济地位和农业活动对虚拟水贸易的驱动作用。研究表明,与经济结构相比,水资源禀赋对虚拟水贸易流量的影响相对较小。本文有助于研究虚拟水贸易与各种因素之间的相互作用,这可以通过整合水量和质量因素来帮助决策者优化经济结构,实现水资源的可持续管理。
    The virtual water trade (VWT) has been proposed as a means of balancing national water budgets while also saving water globally. Since humans require both sufficient quantity and quality of water, the drivers of VWT flows should be thoroughly examined, including its three components. Multiregional input-output (MRIO) and gravity methods are used to investigate the influence of multiple factors on the green, blue, and grey water trading flows among 177 countries in 2014. Several factors were found to be strongly correlated with the grey water trade, offering valuable insight into water resource management, especially about water pollution. The findings verify the driving effects of socio-economic status and agricultural activities on virtual water trade. The study shows that the influence of water resources endowment on the virtual water trade flow is relatively small compared to economic structure in determining virtual water trade flows. The paper contributes to the research on the interaction between virtual water trade and various factors, which can assist decision-makers in optimizing economic structure by integrating water quantity and quality factors and realize sustainable management of water resources.
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  • 文章类型: Journal Article
    目的:不同来源的膳食蛋白质摄入的种类和数量与死亡风险的关系仍存在争议。我们旨在研究成人和老年人中不同来源蛋白质的种类和数量与全因死亡风险的关联。
    方法:17,310名参与者(平均年龄为44.0[SD:15.9]岁,51.0%为女性)被纳入中国健康与营养调查的可利用数据。饮食摄入量是通过连续3次24小时饮食回顾和家庭食物库存收集的。蛋白质来源的多样性评分定义为在适当水平下消耗的蛋白质数量,考虑蛋白质的类型和数量。主要结果是全因死亡率。
    结果:中位随访时间为9.0年,报告了1324例(7.6%)死亡病例。总蛋白质的能量百分比呈反向J形关系,和豆科植物中的蛋白质与全因死亡率;未加工红肉中蛋白质的U形关系,加工红肉,家禽和全谷物具有全因死亡率;蛋和鱼中蛋白质与全因死亡率的L形关系;精制谷物中蛋白质与全因死亡率的L形关系相反(非线性的所有P值<0.001)。此外,蛋白质来源的多样性得分与总体死亡风险之间存在显著的负相关(每得分增量,HR,0.69;95CI,0.66-0.72)。
    结论:在中国成年人和老年人中,来自不同食物来源的适当数量的蛋白质种类更多,与死亡率风险显著降低相关。
    The relations of variety and quantity of dietary proteins intake from different sources with mortality risk were still controversial. We aimed to examine the associations of variety and quantity of different sourced proteins with all-cause mortality risk in adults and older adults.
    17,310 participants (mean age was 44.0 [SD: 15.9] years and 51.0% were females) with utilizable data from the China Health and Nutrition Survey were included. Dietary intake was collected using three consecutive 24-h dietary recalls combined with a household food inventory. The variety score of protein sources was defined as the number of proteins consumed at the appropriate level, accounting for both types and quantity of proteins. The primary outcome was all-cause mortality.
    Over a median follow-up of 9.0 years, 1324 (7.6%) death cases were reported. There were reversed J-shaped relationships of percentages energy from total protein, and protein from legume with all-cause mortality; U-shaped relationships of proteins from unprocessed red meat, processed red meat, poultry and whole grain with all-cause mortality; L-shaped relationships of proteins from egg and fish with all-cause mortality; and a reversed L-shaped relationship of protein from refined grain with all-cause mortality (all P values for nonlinearity < 0.001). Moreover, there was a significant inverse association between the variety score of protein sources with overall mortality risk (per score increment, HR, 0.69; 95%CI, 0.66-0.72).
    Greater variety of proteins with appropriate quantity from different food sources was associated with significantly lower risk of mortality in Chinese adults and older adults.
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  • 文章类型: Journal Article
    背景和目标:数量,尺寸,植入物的位置可能会影响手术治疗的移位小儿股骨颈骨折(PFNFs)的骨折愈合过程。这项回顾性多中心研究的目的是评估实现放射学联合所需的时间与数量之间的相关性。尺寸,以及部分螺纹空心螺钉(PTCS)在PFNF流离失所的儿童中的位置。材料和方法:对136名接受2名(n=103)或3名(n=33)PTCS治疗的PFNFs移位的儿童(平均年龄:10.6±3.8岁)进行了回顾性研究。学生的t检验,单向方差分析,Cox回归分析,并进行了多元线性回归分析,以根据数量调查影响实现放射学骨折愈合所需时间的变量,尺寸,和PTCS的位置,如平片上评估的。结果:初次手术后平均3.2±1.6个月,共132髋达到愈合。用两个或三个PTCSs治疗的患者实现愈合所需的时间相当(p=0.36)。在两个PTCS治疗的骨折中,实现愈合所需的时间与植入物的大小无关(p=0.122),或前后(p=0.257)和侧位X光片(p=0.547)上的PTCSs之间的角度。在被植入物完全压缩的骨折中实现愈合所需的时间类似于部分压缩的骨折(p=0.08)。结论:数字,尺寸,PTCS的位置不影响手术治疗的移位PFNFs儿童的放射学愈合。
    Background and Objectives: The quantity, size, and position of implants might affect the fracture healing process of surgically treated displaced pediatric femoral neck fractures (PFNFs). The aim of this retrospective multicenter study was to evaluate the correlation between the time needed to achieve radiological union and the number, size, and location of the partially threaded cannulated screws (PTCSs) in children with displaced PFNFs. Materials and Methods: A retrospective review of 136 children (mean age: 10.6 ± 3.8 years) with displaced PFNFs treated by two (n = 103) or three (n = 33) PTCSs was carried out. Student\'s t-tests, one-way ANOVA, Cox regression analysis, and multiple linear regression analyses were performed to investigate the variables affecting the time needed to achieve radiological fracture healing according to the number, size, and position of PTCSs, as assessed on plain radiographs. Results: A total of 132 hips achieved union at an average of 3.2 ± 1.6 months after the initial surgery. The time needed to achieve union in the patients treated with two or three PTCSs was comparable (p = 0.36). Among the fractures treated by two PTCSs, the time needed to achieve union did not correlate with the size of the implant (p = 0.122), or with the angulation between the PTCSs on anterior-posterior (p = 0.257) and lateral radiographs (p = 0.547). The time needed to achieve union in the fractures that were fully compressed by the implants was similar to the partially compressed fractures (p = 0.08). Conclusions: The number, size, and position of the PTCSs do not affect the radiological healing in the children with displaced PFNFs treated surgically.
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  • 文章类型: Journal Article
    背景:膳食不溶性纤维摄入的不同来源的种类和数量与糖尿病之间的关系仍然不确定。
    目的:我们旨在调查6种主要食物来源的不溶性纤维摄入量的种类和数量与新发糖尿病之间的关系。使用中国健康与营养调查(CHNS)的数据。
    方法:共纳入16272名来自CHNS的基线无糖尿病的参与者。通过3次连续24小时的饮食召回与家庭食物库存相结合来测量饮食摄入量。能量调整的饮食摄入量用于分析。不溶性纤维来源的多样性得分被定义为在适当水平下消耗的特定来源的不溶性纤维的数量。占两种类型和数量的不溶性纤维。自我报告医生诊断为糖尿病的参与者,随访期间空腹血糖大于或等于7.0mmol/L或糖化血红蛋白A1c大于或等于6.5%被定义为新发糖尿病.
    结果:在9.0年的中位随访期间,1101名参与者患上了新发糖尿病。总不溶性纤维的能量调节膳食摄入量存在U形关联,和来自精制和全谷物的能量调节的不溶性纤维;以及来自蔬菜的能量调节的不溶性纤维的L形缔合,豆类,水果,和新发糖尿病的块茎(所有P表示非线性<.001)。此外,不溶性纤维来源的较高多样性评分与新发糖尿病的较低风险显著相关(每增加1分,危险比,0.61;95%CI,0.58-0.65)。
    结论:来自不同食物来源的不溶性纤维的种类与适当数量与新发糖尿病呈负相关。
    The relationship between the variety and quantity of different sources of dietary-insoluble fiber intake and diabetes remain uncertain.
    We aimed to investigate the associations between the variety and quantity of insoluble fiber intake from 6 major food sources and new-onset diabetes, using data from the China Health and Nutrition Survey (CHNS).
    A total of 16 272 participants without diabetes at baseline from CHNS were included. Dietary intake was measured by 3 consecutive 24-hour dietary recalls combined with a household food inventory. Energy-adjusted dietary intake was used in analyses. The variety score of insoluble-fiber sources was defined as the number of specific-sourced insoluble fiber consumed at the appropriate level, accounting for both types and quantity of insoluble fiber. Participants with self-reported physician-diagnosed diabetes, or fasting glucose greater than or equal to 7.0 mmol/L or glycated hemoglobin A1c greater than or equal to 6.5% during follow-up were defined as having new-onset diabetes.
    During a median follow-up of 9.0 years, 1101 participants developed new-onset diabetes. There were U-shaped associations for energy-adjusted dietary intake of total insoluble fiber, and energy-adjusted insoluble fiber derived from refined and whole grains; and L-shaped associations for energy-adjusted insoluble fiber derived from vegetables, legumes, fruits, and tubers with new-onset diabetes (all P for nonlinearity < .001). Moreover, a higher variety score of insoluble fiber sources was significantly associated with a lower risk of new-onset diabetes (per 1-score increment, hazard ratio, 0.61; 95% CI, 0.58-0.65).
    There was an inverse association between the variety of insoluble fiber with appropriate quantity from different food sources and new-onset diabetes.
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  • 文章类型: Journal Article
    这项研究的目的是阐明和量化施肥对农田土壤中抗生素抗性基因(ARGs)的影响。目的是为更好地了解土壤中ARGs的来源和积累和运输特征以及制定适应性管理策略以确保生态环境和人类健康安全提供科学依据。通过收集过去20年(2000-2020年)发表的文献数据,我们建立了一个包含215组和201组配对数据集的数据库,这些数据集包含独立实验条件下ARGs的数量和相对丰度.与没有肥料相比,有机肥的配施使土壤ARGs的数量和相对丰度分别提高了110.0%和91.0%,分别。然而,化学施肥对土壤ARGs无显著影响。在亚热带地区,配施有机肥对土壤ARGs相对丰度的增加相当于温带地区的2.6倍。与黑色土壤和深棕色土壤相比,有机肥配施显著提高了亚热带地区红壤和水稻土中ARGs的相对丰度。在pH<7的土壤中,配施有机肥对ARG的增加量(147.6%)显着高于pH>7的土壤(110.4%)。与家禽粪便相比,畜禽粪便的施用显着增加了ARGs的数量和相对丰度。有机肥料相对于磺胺类的相对丰度的增加,多种药物,大环内酯类ARGs(170.5%-2012%)明显高于喹诺酮类,四环素,和氨基糖苷类ARGs(61.5%-115.6%)。经过10多年的有机肥施用,土壤ARGs数量显著增加104.2%-112.3%,而对相对丰度的影响是不确定的。气候,土壤空间属性,有机肥的来源和用量是影响农田土壤ARGs积累的主要因素。管理策略和解决方案应更加重视有效减少农业生态系统中ARGs的积累和传播,以实现未来农业的高质量发展。
    The objective of this study was to clarify and quantify the impact of fertilizer applications on antibiotic resistance genes (ARGs) in cropland soil. The target was to provide scientific basis for a better understanding of the source and accumulation and transportation characteristics of ARGs in soil and adaptive management strategy-making to secure the ecological environment and human health safety. By collecting data from literature published within the last 20 years (2000-2020), we established a database with 215 and 201 groups of a paired data-set consisting of the quantity and relative abundance of ARGs under independent experimental conditions. Compared to that with no fertilizer, the combined application of organic fertilizer significantly increased the quantity and relative abundance of soil ARGs by 110.0% and 91.0%, respectively. However, chemical fertilization had no significant effect on soil ARGs. The increment of relative abundance of soil ARGs by the combined application of organic fertilizer in the subtropical region was equivalent to 2.6 times that in the warm temperate zone. Compared with that in black soil and dark brown soil, the combined application of organic fertilizer significantly increased the relative abundance of ARGs in red soil and paddy soil in the subtropical region. The increment for the quantity of ARGs (147.6%) by the combined application of organic fertilizer in soil with pH<7 was significantly higher than that in soil with pH>7(110.4%). Compared to poultry manure, livestock manure application significantly increased the quantity and relative abundance of ARGs. The increment of the relative abundance of organic fertilizer to sulfonamide, multidrug, and macrolide ARGs (170.5%-201.2%) was significantly higher than that of quinolone, tetracycline, and aminoglycoside ARGs (61.5%-115.6%). After more than 10 years of applying organic fertilizer, the quantity of soil ARGs significantly increased by 104.2%-112.3%, whereas the effect on the relative abundance was uncertain. Climate, soil spatial properties, and source and amount of organic fertilizer were the main factors affecting the accumulation of ARGs in farmland soil. Management strategies and solutions should pay more attention to effectively minimizing the accumulation and spread of ARGs in agro-ecosystems for high-quality agricultural development in the future.
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  • 文章类型: Journal Article
    目的:群际联系是改善群际关系的有效策略。尽管群体间关系已经被广泛研究,联系的数量和质量在与认知关系中的个体角色,情感,对其他少数民族的行为意图没有得到充分理解。本研究通过网络分析探讨了西南地区壮族和瑶族的情况。
    方法:我们调查了群体间接触和认知的数量和质量,情感,543名壮族和490名瑶族成员的行为和意向。使用R包分析数据。通过Qgraph包分析网络结构,并通过Bootnet包测量网络的准确性和稳定性;通过Igraph包检测社区;通过Networktools包进行桥梁分析;通过网络比较测试包比较网络差异。
    结果:结果表明,感知的亲密是中心节点。联系的数量构建了一个具有“感知联系”的社区,\"\"的社区意识,“\”关于外组的知识,\"和\"感知的相似性。\"同时,接触质量构建了一个具有“群体间态度”和“感觉温度计”的社区。“其余的节点构建了两个额外的社区。两个种族之间的网络全球连通性和结构高度相似。
    结论:该研究通过网络分析检查了两个少数民族群体的群体间接触的数量和质量。结果表明,两组群体间联系的全球网络结构及其效应高度相似。具体来说,联系的数量和质量对群体间关系产生不同的影响。接触量具有近端效应,包括没有深度认知的即时认知和情绪反应,而接触质量具有近端效应,可能会改变深层认知并随后改善群体间关系。
    OBJECTIVE: Intergroup contact is an effective strategy to improve intergroup relationships. Although intergroup relationships have been studied extensively, the individual roles of quantity and quality of contact in relationships with cognition, emotion, and intention of behavior toward other ethnic minority groups are not fully understood. This study explores the situation via network analysis among Zhuang and Yao ethnic minorities in Southwest China.
    METHODS: We investigated the quantity and quality of intergroup contact and cognition, emotion, and intention of behavior among a sample of 543 Zhuang and 490 Yao ethnic group members. Data were analyzed using the R-package. Network structures were analyzed via the Qgraph package, and the accuracy and stability of the network were measured via the Bootnet package; communities were detected via the Igraph package; bridge analyses were conducted via the Networktools package; and the network difference was compared via the Network Comparison Test package.
    RESULTS: The results indicated perceived intimacy is the central node. Quantity of contact constructed a community with \"perceived connection,\" \"sense of community,\" \"knowledge about out-group,\" and \"perceived similarity.\" Meanwhile, quality of contact constructed a community with \"intergroup attitude\" and a \"feeling thermometer.\" The remainder of the nodes constructed two additional communities. The network global connectivity and structure between the two ethnic groups were highly similar.
    CONCLUSIONS: The study examined the quantity and quality of intergroup contact via network analysis for two ethnic minority groups. It was shown that the two groups\' global network structures of intergroup contact and their effects are highly similar. Specifically, quantity and quality of contact produce different effects on intergroup relations. Quantity of contact has proximal effects, including instant cognitive and emotional response without depth cognition, while quality of contact has proximal effects that may change deep-seated cognition and subsequently improve intergroup relations.
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  • 文章类型: Journal Article
    不同来源的膳食蛋白质摄入量的种类和数量与糖尿病的关系仍不确定。我们旨在调查八种主要食物来源的蛋白质摄入量的种类和数量与新发糖尿病之间的关系。使用中国健康与营养调查(CHNS)的数据。
    纳入16,260名来自CHNS的基线无糖尿病的参与者。通过连续3次24小时的饮食召回和家庭食物库存来测量饮食摄入量。蛋白质来源的多样性评分定义为在适当水平下消耗的蛋白质来源的数量,考虑蛋白质的类型和数量。新发糖尿病定义为自我报告的医生诊断的糖尿病或随访期间空腹血糖≥7.0mmol/L或糖化血红蛋白≥6.5%。
    在9.0年的中位随访期间,1100名(6.8%)受试者患有糖尿病。总的来说,总蛋白质的能量百分比呈U形关联,新发糖尿病的全谷物和家禽衍生蛋白;未加工或加工红肉衍生蛋白与新发糖尿病的J形关联;鱼源蛋白与新发糖尿病的反向J形关联;鸡蛋和豆科植物衍生蛋白与新发糖尿病的L形关联;以及精制谷物衍生蛋白与新发糖尿病的反向L形关联(非线性的所有P<0.001)。此外,在具有较高的蛋白质来源多样性评分的人群中发现新发糖尿病的风险显着降低(每评分增量;HR,0.69;95CI,0.65-0.72)。
    来自不同食物来源的适量蛋白质种类与新发糖尿病呈负相关。
    The relation of the variety and quantity of different sources of dietary proteins intake and diabetes remains uncertain. We aimed to investigate the associations between the variety and quantity of proteins intake from eight major food sources and new-onset diabetes, using data from the China Health and Nutrition Survey (CHNS).
    16,260 participants without diabetes at baseline from CHNS were included. Dietary intake was measured by three consecutive 24-h dietary recalls combined with a household food inventory. The variety score of protein sources was defined as the number of protein sources consumed at the appropriate level, accounting for both types and quantity of proteins. New-onset diabetes was defined as self-reported physician-diagnosed diabetes or fasting glucose ≥7.0mmol/L or glycated hemoglobin ≥6.5% during the follow-up.
    During a median follow-up of 9.0 years, 1100 (6.8%) subjects developed diabetes. Overall, there were U-shaped associations of percentages energy from total protein, whole grain-derived and poultry-derived proteins with new-onset diabetes; J-shaped associations of unprocessed or processed red meat-derived proteins with new-onset diabetes; a reverse J-shaped association of the fish-derived protein with new-onset diabetes; L-shaped associations of egg-derived and legume-derived proteins with new-onset diabetes; and a reverse L-shaped association of the refined grain-derived protein with new-onset diabetes (all P values for nonlinearity<0.001). Moreover, a significantly lower risk of new-onset diabetes was found in those with a higher variety score of protein sources (per score increment; HR, 0.69; 95%CI, 0.65-0.72).
    There was an inverse association between the variety of proteins with appropriate quantity from different food sources and new-onset diabetes.
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