Background:The constitutional theory is an important aspect of Tibetan medicine,however a quantitative measurement tool for constitution identification still does not exist.The objective of this study is to evaluate t...Background:The constitutional theory is an important aspect of Tibetan medicine,however a quantitative measurement tool for constitution identification still does not exist.The objective of this study is to evaluate the reliability and validity of a Tibetan medicine constitution scale(TMCS)that consists of three sub-scales and 31 items.Methods:From June to July 2019,622 people from the general population in Beijing,China,aged 18 to 60 were investigated.We employed Cronbach’s alpha(α),split-half reliability,and test-retest reliability to determine the reliability of the scale.The content validity and contract validity of the TMCS were evaluated using factor analysis and correlation analysis based on Tibetan medicine theory.The items were screened according to the reliability test results.Results:After the items were screened,22 items remained in the scale.The Cronbach’s alpha value for the internal consistency reliability of the TMCS was 0.754(95%confidence interval(CI):0.700–0.761).The correlation coefficient for the two-week test-retest of the total score was 0.726(95%CI:0.571–0.834).The split-half coefficient was 0.689(95%CI:0.640–0.734).The scale can be explained by eight potential factors,including morphological structure,physiological function,personality,adaptability,etc.The body mass index was negatively correlated with the score of the sub-rlung scale(r=−0.376),slightly positively correlated with the sub-mkhris pa scale(r=0.099),and positively correlated with the sub-bad kan scale(r=0.362).Conclusion:The TMCS is a reliable and valid instrument that can be used to assess the body constitution of the general population in Beijing,China.Future studies are needed to explore the differences in biological characteristics among the constitutional types and the association between constitution and disease.展开更多
Objective:This study aimed to revise the Constitution in Chinese Medicine Questionnaire(Elderly Edition)(CCMQ-EE),as well as evaluate its reliability and validity.The objective was to provide a more accurate Chinese m...Objective:This study aimed to revise the Constitution in Chinese Medicine Questionnaire(Elderly Edition)(CCMQ-EE),as well as evaluate its reliability and validity.The objective was to provide a more accurate Chinese medicine constitution identification tool for geriatric health management and help further research on the relationship between geriatric diseases and constitution type,etc.Methods:The Delphi method and a cross-sectional survey of the elderly population were used.From April to October 2021,experts in different fields were invited to participate in the questionnaire,and items were revised through the experts'ratings and feedback.From December 2021 to February 2022,the revised CCMQ-EE was validated in the elderly population.Results:The coefficients of variation of rationality and importance scores decreased to less than 0.25 in the third round of Delphi.The Kendall coordination coefficients of rationality and importance in the third round were 0.15 and 0.17(P=.031 and P=.007,respectively).The revised CCMQ-EE was established with 34 items.The factor loadings of subscales were between 0.39 and 0.92,and the fitting effects of other subscales were acceptable,except for the inherited special constitution.The Cronbach alpha and test-retest reliability coefficients of each subscale ranged from 0.65 to 0.83,and 0.66 to 0.96,respectively.The composite reliability and average variance extraction were between 0.66 and 0.84,and between 0.32 and 0.57,respectively.The reliability and validity of the revised CCMQ-EE were acceptable or satisfactory.Conclusion:The revised CCMQ-EE was developed through a three-round Delphi process and internal team discussion.After the verification in the elderly in Beijing area,its measurement performance was good.The updated questionnaire can probably replace the initial version to better promote health management and help healthy aging by identifying the constitution type of the elderly.展开更多
Since the guarantee of trustiness is considered inadequate in traditional software development methods,software developed using these methods lacks effective measures for ensuring its trustiness.Combining agent techni...Since the guarantee of trustiness is considered inadequate in traditional software development methods,software developed using these methods lacks effective measures for ensuring its trustiness.Combining agent technique with the support of trusted computing provided by TPM,a trust-shell-based constitution model of trusted software(TSCMTS)is demonstrated,trust shell ensures the trustiness of software logically.The concept of Trust Engine is proposed,which extends the "chain of trust" of TCG into application,and cooperates with TPM to perform integrity measurement for software entity to ensure the static trustiness;Data Structure called trust view is defined to represent the characteristic of software behavior.For the purpose of improving the accuracy of trustiness constraints,a strategy for determining the weights of characteristic attributes based on information entropy is proposed.Simulation experiments illustrate that the trustiness of software developed by the TSCMTS is improved effectively without performance degradation.展开更多
基金This work was supported by the National Natural Science Foundation of China(No.81704197).
文摘Background:The constitutional theory is an important aspect of Tibetan medicine,however a quantitative measurement tool for constitution identification still does not exist.The objective of this study is to evaluate the reliability and validity of a Tibetan medicine constitution scale(TMCS)that consists of three sub-scales and 31 items.Methods:From June to July 2019,622 people from the general population in Beijing,China,aged 18 to 60 were investigated.We employed Cronbach’s alpha(α),split-half reliability,and test-retest reliability to determine the reliability of the scale.The content validity and contract validity of the TMCS were evaluated using factor analysis and correlation analysis based on Tibetan medicine theory.The items were screened according to the reliability test results.Results:After the items were screened,22 items remained in the scale.The Cronbach’s alpha value for the internal consistency reliability of the TMCS was 0.754(95%confidence interval(CI):0.700–0.761).The correlation coefficient for the two-week test-retest of the total score was 0.726(95%CI:0.571–0.834).The split-half coefficient was 0.689(95%CI:0.640–0.734).The scale can be explained by eight potential factors,including morphological structure,physiological function,personality,adaptability,etc.The body mass index was negatively correlated with the score of the sub-rlung scale(r=−0.376),slightly positively correlated with the sub-mkhris pa scale(r=0.099),and positively correlated with the sub-bad kan scale(r=0.362).Conclusion:The TMCS is a reliable and valid instrument that can be used to assess the body constitution of the general population in Beijing,China.Future studies are needed to explore the differences in biological characteristics among the constitutional types and the association between constitution and disease.
基金supported by the National Key Research and Development Program of China(2020YFC2003100&2020YFC2003102)Innovation Team and Talents Cultivation Program of National Administration of Traditional Chinese Medicine(ZYYCXTD-C-202001)。
文摘Objective:This study aimed to revise the Constitution in Chinese Medicine Questionnaire(Elderly Edition)(CCMQ-EE),as well as evaluate its reliability and validity.The objective was to provide a more accurate Chinese medicine constitution identification tool for geriatric health management and help further research on the relationship between geriatric diseases and constitution type,etc.Methods:The Delphi method and a cross-sectional survey of the elderly population were used.From April to October 2021,experts in different fields were invited to participate in the questionnaire,and items were revised through the experts'ratings and feedback.From December 2021 to February 2022,the revised CCMQ-EE was validated in the elderly population.Results:The coefficients of variation of rationality and importance scores decreased to less than 0.25 in the third round of Delphi.The Kendall coordination coefficients of rationality and importance in the third round were 0.15 and 0.17(P=.031 and P=.007,respectively).The revised CCMQ-EE was established with 34 items.The factor loadings of subscales were between 0.39 and 0.92,and the fitting effects of other subscales were acceptable,except for the inherited special constitution.The Cronbach alpha and test-retest reliability coefficients of each subscale ranged from 0.65 to 0.83,and 0.66 to 0.96,respectively.The composite reliability and average variance extraction were between 0.66 and 0.84,and between 0.32 and 0.57,respectively.The reliability and validity of the revised CCMQ-EE were acceptable or satisfactory.Conclusion:The revised CCMQ-EE was developed through a three-round Delphi process and internal team discussion.After the verification in the elderly in Beijing area,its measurement performance was good.The updated questionnaire can probably replace the initial version to better promote health management and help healthy aging by identifying the constitution type of the elderly.
基金National Natural Science Foundation of China under Grant No. 60873203Foundation of Key Laboratory of Aerospace Information Security and Trusted Computing Ministry of Education under Grant No. AISTC2009_03+1 种基金Hebei National Funds for Distinguished Young Scientists under Grant No. F2010000317National Science Foundation of Hebei Province under Grant No. F2010000319
文摘Since the guarantee of trustiness is considered inadequate in traditional software development methods,software developed using these methods lacks effective measures for ensuring its trustiness.Combining agent technique with the support of trusted computing provided by TPM,a trust-shell-based constitution model of trusted software(TSCMTS)is demonstrated,trust shell ensures the trustiness of software logically.The concept of Trust Engine is proposed,which extends the "chain of trust" of TCG into application,and cooperates with TPM to perform integrity measurement for software entity to ensure the static trustiness;Data Structure called trust view is defined to represent the characteristic of software behavior.For the purpose of improving the accuracy of trustiness constraints,a strategy for determining the weights of characteristic attributes based on information entropy is proposed.Simulation experiments illustrate that the trustiness of software developed by the TSCMTS is improved effectively without performance degradation.
