An open science readiness index(abbreviated as OSRI)is proposed to quantify the progression of open science.The index is accumulated by three related but separately measured dimensions:the readiness for open access,op...An open science readiness index(abbreviated as OSRI)is proposed to quantify the progression of open science.The index is accumulated by three related but separately measured dimensions:the readiness for open access,open data and open policy,respectively.Each composition is characterized by proxies attainable from publicized data.The readiness for open access is measured by the volume and intensity of scholarly output under open access mode,vectorized by the weighted sum of volume and the percentage under international collaboration.The readiness for open data is characterized by the sharing and accessing scopes of data,weighted by the academics,information accessibility,and reliability of those data.The readiness for open policy is counted by the confidence of open policy pertinent for the hierarchical levels of needs.The evolution of OSRI is exemplified by nine selected countries/regions under the current framework.The dynamics of OSRI is captured by an ascending curve from zero to one,approximately delineated by a logistic presentation with two parameters:the launching year and the transition speed of open science.展开更多
Background and Objectives:To explore the nutritional challenges and its influencing factors of adults aged 40-69 living in Chinese cities.Methods and Study Design:This cross-sectional study involved 300 subjects from ...Background and Objectives:To explore the nutritional challenges and its influencing factors of adults aged 40-69 living in Chinese cities.Methods and Study Design:This cross-sectional study involved 300 subjects from 29 cities in China.Questionnaires were used to collect demographic information,presence of chronic disease,and the use of nutritional supplements and fortified foods.24-hour food intake was recorded using the Eat-Right Assistant,a validated digital service.Results:Fiber(56.7%),calcium(66.3%)and selenium(67.0%)were the nutrients with the highest insufficient intake.The foods with the highest inadequate consumption were dairy products(91%),fruits(84.3%),tubers(76.3%),soybeans and nuts(70%),and whole grains(65%).Even though 95.7%of the study population showed medium-high level of dietary diversity,dietary imbalance was present among 99%of the subjects.Higher socioeconomic status,passive health awareness,or the use of nutritional supplements or fortified foods showed positive influence on nutrient intake and dietary quality.Conclusions:This research provided insights into the dietary intake status and its influencing factors of 300 urban residents aged 40-69.The adult population still face a challenge of inadequate nutrient intake and imbalanced diet.In addition,this study supported the feasibility of using a digital service in research.Further studies with a larger sample size are needed to confirm current findings.This will help to clarify the unmet nutritional needs of adults in China and thus help to achieve healthy aging.展开更多
基金the supports by CAS(2022-X01-B-008)and NSFC(L2124038).
文摘An open science readiness index(abbreviated as OSRI)is proposed to quantify the progression of open science.The index is accumulated by three related but separately measured dimensions:the readiness for open access,open data and open policy,respectively.Each composition is characterized by proxies attainable from publicized data.The readiness for open access is measured by the volume and intensity of scholarly output under open access mode,vectorized by the weighted sum of volume and the percentage under international collaboration.The readiness for open data is characterized by the sharing and accessing scopes of data,weighted by the academics,information accessibility,and reliability of those data.The readiness for open policy is counted by the confidence of open policy pertinent for the hierarchical levels of needs.The evolution of OSRI is exemplified by nine selected countries/regions under the current framework.The dynamics of OSRI is captured by an ascending curve from zero to one,approximately delineated by a logistic presentation with two parameters:the launching year and the transition speed of open science.
基金funded by Danone Open Science Research Center,Shanghai,China。
文摘Background and Objectives:To explore the nutritional challenges and its influencing factors of adults aged 40-69 living in Chinese cities.Methods and Study Design:This cross-sectional study involved 300 subjects from 29 cities in China.Questionnaires were used to collect demographic information,presence of chronic disease,and the use of nutritional supplements and fortified foods.24-hour food intake was recorded using the Eat-Right Assistant,a validated digital service.Results:Fiber(56.7%),calcium(66.3%)and selenium(67.0%)were the nutrients with the highest insufficient intake.The foods with the highest inadequate consumption were dairy products(91%),fruits(84.3%),tubers(76.3%),soybeans and nuts(70%),and whole grains(65%).Even though 95.7%of the study population showed medium-high level of dietary diversity,dietary imbalance was present among 99%of the subjects.Higher socioeconomic status,passive health awareness,or the use of nutritional supplements or fortified foods showed positive influence on nutrient intake and dietary quality.Conclusions:This research provided insights into the dietary intake status and its influencing factors of 300 urban residents aged 40-69.The adult population still face a challenge of inadequate nutrient intake and imbalanced diet.In addition,this study supported the feasibility of using a digital service in research.Further studies with a larger sample size are needed to confirm current findings.This will help to clarify the unmet nutritional needs of adults in China and thus help to achieve healthy aging.
