BACKGROUND Liver cancer is the sixth most commonly diagnosed cancer and the fourth leading cause of cancer death worldwide.Socioeconomic development,indicated by the Human Development Index(HDI),is closely interconnec...BACKGROUND Liver cancer is the sixth most commonly diagnosed cancer and the fourth leading cause of cancer death worldwide.Socioeconomic development,indicated by the Human Development Index(HDI),is closely interconnected with public health.But the manner in which social development and medical advances influenced liver cancer patients in the past decade is still unknown.AIM To investigate the influence of HDI on clinical outcomes for patients with existing liver cancer from 2008 to 2018.METHODS The HDI values were obtained from the United Nations Development Programme,the age-standardized incidence and mortality rates of liver cancer were obtained from the GLOBOCAN database to calculate the mortality-toincidence ratio,and the estimated 5-year net survival of patients with liver cancer was provided by the CONCORD-3 program.We then explored the association of mortality-to-incidence ratio and survival with HDI,with a focus on geographic variability across countries as well as temporal heterogeneity over the past decade.RESULTS From 2008 to 2018,the epidemiology of liver cancer had changed across countries.Liver cancer mortality-to-incidence ratios were negatively correlated and showed good fit with a modified“dose-to-inhibition response”pattern with HDI(r=-0.548,P<0.0001 for 2018;r=-0.617,P<0.0001 for 2008).Cancer survival was positively associated with HDI(r=0.408,P<0.01)and negatively associated with mortality-to-incidence ratio(r=-0.346,P<0.05),solidly confirming the interrelation among liver cancer outcome indicators and socioeconomic factors.Notably,in the past decade,the HDI values in most countries have increased alongside a decreasing tendency of liver cancer mortality-to-incidence ratios(P<0.0001),and survival outcomes have simultaneously improved(P<0.001),with significant disparities across countries.CONCLUSION Socioeconomic factors have a significant influence on cancer outcomes.HDI values have increased along with improved cancer outcomes,with significant disparities among countries.展开更多
Introduction:Ground-nesting birds experience high levels of nest predation.However,birds can make selection decisions related to nest site location and characteristics that may result in physical,visual,and olfactory ...Introduction:Ground-nesting birds experience high levels of nest predation.However,birds can make selection decisions related to nest site location and characteristics that may result in physical,visual,and olfactory impediments to predators.Methods:We studied daily survival rate[DSR]of greater sage-grouse(Centrocercus urophasianus)from 2008 to 2010 in an area in Wyoming experiencing large-scale alterations to the landscape.We used generalized linear mixed models to model fixed and random effects,and a correlation within nesting attempts,individual birds,and years.Results:Predation of the nest was the most common source of nest failure(84.7%)followed by direct predation of the female(13.6%).Generally,landscape variables at the nest site(≤30 m)were more influential on DSR of nests than features at larger spatial scales.Percentage of shrub canopy cover at the nest site(15-m scale)and distances to natural gas wells and mesic areas had a positive relationship with DSR of nests,whereas distance to roads had a negative relationship with DSR of nests.When added to the vegetation model,maximum wind speed on the day of nest failure and a 1-day lag in precipitation(i.e.,precipitation the day before failure)improved model fit whereby both variables negatively influenced DSR of nests.Conclusions:Nest site characteristics that reduce visibility(i.e.,shrub canopy cover)have the potential to reduce depredation,whereas anthropogenic(i.e.,distance to wells)and mesic landscape features appear to facilitate depredation.Last,predators may be more efficient at locating nests under certain weather conditions(i.e.,high winds and moisture).展开更多
基金Supported by the National Natural Science Foundation of China,No.81972207,No.81830089 and No.81502026Zhejiang Provincial Natural Science Foundation,No.LQ16H180002 and No.LY18H160026
文摘BACKGROUND Liver cancer is the sixth most commonly diagnosed cancer and the fourth leading cause of cancer death worldwide.Socioeconomic development,indicated by the Human Development Index(HDI),is closely interconnected with public health.But the manner in which social development and medical advances influenced liver cancer patients in the past decade is still unknown.AIM To investigate the influence of HDI on clinical outcomes for patients with existing liver cancer from 2008 to 2018.METHODS The HDI values were obtained from the United Nations Development Programme,the age-standardized incidence and mortality rates of liver cancer were obtained from the GLOBOCAN database to calculate the mortality-toincidence ratio,and the estimated 5-year net survival of patients with liver cancer was provided by the CONCORD-3 program.We then explored the association of mortality-to-incidence ratio and survival with HDI,with a focus on geographic variability across countries as well as temporal heterogeneity over the past decade.RESULTS From 2008 to 2018,the epidemiology of liver cancer had changed across countries.Liver cancer mortality-to-incidence ratios were negatively correlated and showed good fit with a modified“dose-to-inhibition response”pattern with HDI(r=-0.548,P<0.0001 for 2018;r=-0.617,P<0.0001 for 2008).Cancer survival was positively associated with HDI(r=0.408,P<0.01)and negatively associated with mortality-to-incidence ratio(r=-0.346,P<0.05),solidly confirming the interrelation among liver cancer outcome indicators and socioeconomic factors.Notably,in the past decade,the HDI values in most countries have increased alongside a decreasing tendency of liver cancer mortality-to-incidence ratios(P<0.0001),and survival outcomes have simultaneously improved(P<0.001),with significant disparities across countries.CONCLUSION Socioeconomic factors have a significant influence on cancer outcomes.HDI values have increased along with improved cancer outcomes,with significant disparities among countries.
文摘Introduction:Ground-nesting birds experience high levels of nest predation.However,birds can make selection decisions related to nest site location and characteristics that may result in physical,visual,and olfactory impediments to predators.Methods:We studied daily survival rate[DSR]of greater sage-grouse(Centrocercus urophasianus)from 2008 to 2010 in an area in Wyoming experiencing large-scale alterations to the landscape.We used generalized linear mixed models to model fixed and random effects,and a correlation within nesting attempts,individual birds,and years.Results:Predation of the nest was the most common source of nest failure(84.7%)followed by direct predation of the female(13.6%).Generally,landscape variables at the nest site(≤30 m)were more influential on DSR of nests than features at larger spatial scales.Percentage of shrub canopy cover at the nest site(15-m scale)and distances to natural gas wells and mesic areas had a positive relationship with DSR of nests,whereas distance to roads had a negative relationship with DSR of nests.When added to the vegetation model,maximum wind speed on the day of nest failure and a 1-day lag in precipitation(i.e.,precipitation the day before failure)improved model fit whereby both variables negatively influenced DSR of nests.Conclusions:Nest site characteristics that reduce visibility(i.e.,shrub canopy cover)have the potential to reduce depredation,whereas anthropogenic(i.e.,distance to wells)and mesic landscape features appear to facilitate depredation.Last,predators may be more efficient at locating nests under certain weather conditions(i.e.,high winds and moisture).
