The living area of an offshore platform is the main living place for operators in offshore oil and gas fields.Fire risk assessment plays an important role in the safety of personnel in offshore platforms.In this paper...The living area of an offshore platform is the main living place for operators in offshore oil and gas fields.Fire risk assessment plays an important role in the safety of personnel in offshore platforms.In this paper,a fire risk assessment mathematical model for offshore platfoms is proposed based on a comprehensive safety assessment method.The concept of danger time is presented according to the evaluation criteria of safe evacuation.The fire risk of offshore platforms is assessed by combining probability statistics with numerical simulation.The fire risk is quantitatively assessed by using an N500 deep water semi-submersible support platform as an example.According to the FN curve,fire frequency,fire escalation probability,and casualty probability,the rationality of marine general layout is analyzed,and the general layout design could be optimized to reduce the fire risk.展开更多
Introduction:Early-life malnutrition plays a critical role in human development;however,its long-term impact on lifestyle behaviors remains poorly understood.This study investigated the association between early-life ...Introduction:Early-life malnutrition plays a critical role in human development;however,its long-term impact on lifestyle behaviors remains poorly understood.This study investigated the association between early-life malnutrition and lifestyle behaviors among elderly hypertensive populations.Methods:A total of 17,871 elderly hypertensive populations were surveyed from July 11 to August 31,2023,in Jia County,Pingdingshan City,Henan Province,China.Early-life malnutrition exposure was defined based on natural disasters occurring between 1959 and 1961,with participants categorized by age at exposure as follows:infant and toddler exposed group(1956–1958),preschooler exposed group(1953–1955),school-aged exposed group(1947–1952),adolescent exposed group(1942–1946),and adult exposed group(before 1942).Outcome measures included four lifestyle behaviors:smoking,alcohol consumption,healthy body mass index(BMI),and healthy waist circumference(WC).Multivariable logistic regression models were used to evaluate associations with sex-stratified subgroups,and sensitivity analyses were performed to ensure robustness.Results:The mean age of the participants was 73.4 years,and 57.9%were women.Compared to the adult exposed group,individuals exposed to malnutrition during infancy,preschool,school-aged,and adolescence had significantly higher risks of smoking and alcohol consumption.Additionally,those with early-life malnutrition exposure showed a lower likelihood of maintaining healthy BMI and WC,with odds ratios(ORs)demonstrating significant trends as age at exposure increased(Pfor trend<0.001).Subgroup analysis revealed that these associations were significant in males,whereas no statistically significant associations were observed between smoking and alcohol consumption in females.Sensitivity analyses,excluding individuals with diabetes or coronary heart disease,confirmed the robustness of the findings.Conclusions:Early-life malnutrition,particularly during infancy,childhood,and adolescence,was significantly associated with unhealthy lifestyle behaviors,including increased smoking,alcohol consumption,and obesity among elderly individuals with hypertension.These findings provide valuable insights for countries and regions facing natural disasters.Furthermore,they can help public health professionals design targeted interventions for vulnerable populations.展开更多
Introduction:The swift advancement of biotechnology has presented both opportunities and challenges to our society,thrusting biosafety to the forefront of concern.Consequently,the evaluation of rescue capabilities in ...Introduction:The swift advancement of biotechnology has presented both opportunities and challenges to our society,thrusting biosafety to the forefront of concern.Consequently,the evaluation of rescue capabilities in the event of a bioterrorism incident becomes of paramount importance.Currently,there is a notable absence of specific measurement criteria and a comprehensive evaluation system.This paper aims to establish a systematic approach towards assessing emergency response capabilities in the context of bioterrorism incidents.Methods:We employed an enhanced Delphi methodology to establish an index evaluation framework.Subsequently,the weight of the judgment matrix was ascertained via the application of the fuzzy comprehensive evaluation approach.This led to the creation of a fuzzy comprehensive evaluation model for bioterrorism rescue capability.Results:A modified Delphi study was conducted involving 11 experts across two rounds,achieving a response rate of 100%.The Kendall coordination coefficients recorded in the first and second rounds were 0.303 and 0.632,respectively(P<0.05).Upon comprehensive analysis involving score,coefficient of variation,and full score ratio,we distinguished five primary indicators and 25 secondary indicators.Subsequently,an evaluation model was developed based on the Analytic Hierarchy Process(AHP)tailored to assess the response to a rescue from bioterrorism.Discussion:The expert panel confirmed consensus on all aspects of the model,validating its comprehensive content.The succeeding course of action involves converting the assessment model to a measurable scale,affirming its functionality,and implementing it in practical evaluation tasks to further enhance the capabilities of the biological incident rescue team.展开更多
基金supported by the Emergency and Escape Technology for Personnel in Large Living Areas on the Offshore Platform (KY10100170137)the Key Technologies for Design and Construction of Polar Small Cruise Ships+1 种基金the Key Technologies for Design and Construction of Medium-Sized Cruise Shipsthe Joint Fund for Pre-Researched Shipbuilding Industry (6141B042851)。
文摘The living area of an offshore platform is the main living place for operators in offshore oil and gas fields.Fire risk assessment plays an important role in the safety of personnel in offshore platforms.In this paper,a fire risk assessment mathematical model for offshore platfoms is proposed based on a comprehensive safety assessment method.The concept of danger time is presented according to the evaluation criteria of safe evacuation.The fire risk of offshore platforms is assessed by combining probability statistics with numerical simulation.The fire risk is quantitatively assessed by using an N500 deep water semi-submersible support platform as an example.According to the FN curve,fire frequency,fire escalation probability,and casualty probability,the rationality of marine general layout is analyzed,and the general layout design could be optimized to reduce the fire risk.
基金Supported by the Humanities and Social Science Planning Fund project of the Ministry of Education(24YJAZH174)the Platform for Dynamic Monitoring and Comprehensive Evaluation of Healthy Central Plains Action(20220134 B)the Study on Evaluation of TCM Development Planning and Improvement of Governance Ability in Henan Province from the Perspective of High-Quality Development(TCM2024009).
文摘Introduction:Early-life malnutrition plays a critical role in human development;however,its long-term impact on lifestyle behaviors remains poorly understood.This study investigated the association between early-life malnutrition and lifestyle behaviors among elderly hypertensive populations.Methods:A total of 17,871 elderly hypertensive populations were surveyed from July 11 to August 31,2023,in Jia County,Pingdingshan City,Henan Province,China.Early-life malnutrition exposure was defined based on natural disasters occurring between 1959 and 1961,with participants categorized by age at exposure as follows:infant and toddler exposed group(1956–1958),preschooler exposed group(1953–1955),school-aged exposed group(1947–1952),adolescent exposed group(1942–1946),and adult exposed group(before 1942).Outcome measures included four lifestyle behaviors:smoking,alcohol consumption,healthy body mass index(BMI),and healthy waist circumference(WC).Multivariable logistic regression models were used to evaluate associations with sex-stratified subgroups,and sensitivity analyses were performed to ensure robustness.Results:The mean age of the participants was 73.4 years,and 57.9%were women.Compared to the adult exposed group,individuals exposed to malnutrition during infancy,preschool,school-aged,and adolescence had significantly higher risks of smoking and alcohol consumption.Additionally,those with early-life malnutrition exposure showed a lower likelihood of maintaining healthy BMI and WC,with odds ratios(ORs)demonstrating significant trends as age at exposure increased(Pfor trend<0.001).Subgroup analysis revealed that these associations were significant in males,whereas no statistically significant associations were observed between smoking and alcohol consumption in females.Sensitivity analyses,excluding individuals with diabetes or coronary heart disease,confirmed the robustness of the findings.Conclusions:Early-life malnutrition,particularly during infancy,childhood,and adolescence,was significantly associated with unhealthy lifestyle behaviors,including increased smoking,alcohol consumption,and obesity among elderly individuals with hypertension.These findings provide valuable insights for countries and regions facing natural disasters.Furthermore,they can help public health professionals design targeted interventions for vulnerable populations.
基金Supported by the National Key Research and Development Program of China(2021YFC2600504)National Key Research and Development Program-Research on Bioterrorism Prevention and Control Technology in Important Public Places.
文摘Introduction:The swift advancement of biotechnology has presented both opportunities and challenges to our society,thrusting biosafety to the forefront of concern.Consequently,the evaluation of rescue capabilities in the event of a bioterrorism incident becomes of paramount importance.Currently,there is a notable absence of specific measurement criteria and a comprehensive evaluation system.This paper aims to establish a systematic approach towards assessing emergency response capabilities in the context of bioterrorism incidents.Methods:We employed an enhanced Delphi methodology to establish an index evaluation framework.Subsequently,the weight of the judgment matrix was ascertained via the application of the fuzzy comprehensive evaluation approach.This led to the creation of a fuzzy comprehensive evaluation model for bioterrorism rescue capability.Results:A modified Delphi study was conducted involving 11 experts across two rounds,achieving a response rate of 100%.The Kendall coordination coefficients recorded in the first and second rounds were 0.303 and 0.632,respectively(P<0.05).Upon comprehensive analysis involving score,coefficient of variation,and full score ratio,we distinguished five primary indicators and 25 secondary indicators.Subsequently,an evaluation model was developed based on the Analytic Hierarchy Process(AHP)tailored to assess the response to a rescue from bioterrorism.Discussion:The expert panel confirmed consensus on all aspects of the model,validating its comprehensive content.The succeeding course of action involves converting the assessment model to a measurable scale,affirming its functionality,and implementing it in practical evaluation tasks to further enhance the capabilities of the biological incident rescue team.
