目的:分析真实世界中化疗引起的恶心和呕吐(chemotherapy-induced nausea and vomiting,CINV)的个体化诊疗模式对胃肠道恶性肿瘤患者的CINV控制效果及对生存质量的影响。方法:选取2018年10月至2020年10月就诊于河北医科大学第四医院接...目的:分析真实世界中化疗引起的恶心和呕吐(chemotherapy-induced nausea and vomiting,CINV)的个体化诊疗模式对胃肠道恶性肿瘤患者的CINV控制效果及对生存质量的影响。方法:选取2018年10月至2020年10月就诊于河北医科大学第四医院接受中度致吐风险化疗方案的289例胃肠道恶性肿瘤患者,按照CINV评估治疗方法分为CINV个体化诊疗组(A组)和医师选择诊疗组(B组),分析比较两组CINV控制效果及对生存质量的影响。结果:289例患者中A组146例,B组143例。A组全程恶心(74.66%vs.34.27%,P<0.001)、呕吐(87.67%vs.55.94%,P<0.001)完全控制率均明显优于B组,A组急性期及延迟期恶心、呕吐完全控制率优于B组。同时,A组患者在生存质量的功能领域(躯体功能、角色功能、社会功能),症状领域(恶心呕吐、疲倦、失眠、厌食),以及总体健康状况方面均表现出显著的优势。结论:个体化CINV诊疗模式可显著改善真实世界中胃肠道恶性肿瘤患者的CINV控制率和生存质量。展开更多
In this paper, a class of the stochastic generalized linear complementarity problems with finitely many elements is proposed for the first time. Based on the Fischer-Burmeister function, a new conjugate gradient proje...In this paper, a class of the stochastic generalized linear complementarity problems with finitely many elements is proposed for the first time. Based on the Fischer-Burmeister function, a new conjugate gradient projection method is given for solving the stochastic generalized linear complementarity problems. The global convergence of the conjugate gradient projection method is proved and the related numerical results are also reported.展开更多
Combined with two-dimensional(2D)and three-dimensional(3D)finite element analysis and preliminary experimental tests,the effects of size and placement of the electromagnetic shield of the radio-frequency(RF)ion source...Combined with two-dimensional(2D)and three-dimensional(3D)finite element analysis and preliminary experimental tests,the effects of size and placement of the electromagnetic shield of the radio-frequency(RF)ion source with two drivers on plasma parameters and RF power transfer efficiency are analyzed.It is found that the same input direction of the current is better for the RF ion source with multiple drivers.The electromagnetic shield(EMS)should be placed symmetrically around the drivers,which is beneficial for the plasma to distribute uniformly and symmetrically in both drivers.Furthermore,the bigger the EMS shield radius is the better generating a higher electron density.These results will be of guiding significance to the design of electromagnetic shielding for RF ion sources with a multi-driver.展开更多
文摘目的:分析真实世界中化疗引起的恶心和呕吐(chemotherapy-induced nausea and vomiting,CINV)的个体化诊疗模式对胃肠道恶性肿瘤患者的CINV控制效果及对生存质量的影响。方法:选取2018年10月至2020年10月就诊于河北医科大学第四医院接受中度致吐风险化疗方案的289例胃肠道恶性肿瘤患者,按照CINV评估治疗方法分为CINV个体化诊疗组(A组)和医师选择诊疗组(B组),分析比较两组CINV控制效果及对生存质量的影响。结果:289例患者中A组146例,B组143例。A组全程恶心(74.66%vs.34.27%,P<0.001)、呕吐(87.67%vs.55.94%,P<0.001)完全控制率均明显优于B组,A组急性期及延迟期恶心、呕吐完全控制率优于B组。同时,A组患者在生存质量的功能领域(躯体功能、角色功能、社会功能),症状领域(恶心呕吐、疲倦、失眠、厌食),以及总体健康状况方面均表现出显著的优势。结论:个体化CINV诊疗模式可显著改善真实世界中胃肠道恶性肿瘤患者的CINV控制率和生存质量。
文摘In this paper, a class of the stochastic generalized linear complementarity problems with finitely many elements is proposed for the first time. Based on the Fischer-Burmeister function, a new conjugate gradient projection method is given for solving the stochastic generalized linear complementarity problems. The global convergence of the conjugate gradient projection method is proved and the related numerical results are also reported.
基金supported by the Comprehensive Research Facility for Fusion Technology Program of China(No.2018-000052-73-01-001228)National Natural Science Foundation of China(No.11975263)the National Key R&D Program of China(No.2017YFE0300101)。
文摘Combined with two-dimensional(2D)and three-dimensional(3D)finite element analysis and preliminary experimental tests,the effects of size and placement of the electromagnetic shield of the radio-frequency(RF)ion source with two drivers on plasma parameters and RF power transfer efficiency are analyzed.It is found that the same input direction of the current is better for the RF ion source with multiple drivers.The electromagnetic shield(EMS)should be placed symmetrically around the drivers,which is beneficial for the plasma to distribute uniformly and symmetrically in both drivers.Furthermore,the bigger the EMS shield radius is the better generating a higher electron density.These results will be of guiding significance to the design of electromagnetic shielding for RF ion sources with a multi-driver.
