Objective:Robotic-assisted spine surgeries(RASS)have been shown to enhance precision,reduce operative time,prevent complications,facilitate minimally invasive spinal surgery,and decrease revision surgery rates,leading...Objective:Robotic-assisted spine surgeries(RASS)have been shown to enhance precision,reduce operative time,prevent complications,facilitate minimally invasive spinal surgery,and decrease revision surgery rates,leading to improved patient outco mes This study aimed to compare the cost-effectiveness of RAs's and non-robotic-assisted surgery for degenerative spine disease at a single center.Me thods:This retrospective study,including 122 patients,was conducted at a single center from March 2015 to February 2022.Patients who underwent ro bot-assisted surgery were assigned to the robotgroup,and patients who underwent non-robotic-assisted surgery were assigned to the non-mmbot group.Various data,indluding demographic information,surgical details,outcomes,and cost-effectiveness,were colected for both groups.The cost-effectiveness was determined using the incremental cost-effectiveness ratio(ICER),and subgroup analysis was conducted for patients with 1 or 2 levels of spi-nal instrumentation.The analysis was performed using STATA SE version 15 and Tree.Age Pro 2020,with Monte Caro simulations for the cost-effectiveness acceptability curve.Results The owerallICER was$22,572,but it decreased to$16,980 when considering cases with only 1or 2 levels of instrumentation.RASS is deemed cost-effective when the willi ingness to pay is$3000-$4000 if less than 2 levels of the spine are instrumented.Conchsions:The cost-effectiveness of robot icassistance be comes apparent whenthere isa reduced need for open surgeries,leading to decreased d revision rates caused by complications such as misplaced screwsor infctions.Therefore,it is advisable to allocate healthcare budget resou Irces to spine robots,as RASS PIDves to be cost-effective,partic cularly when only two or Ewer spinal levels require instrumentation.展开更多
地质灾害风险可接受程度的确定,是进行地质灾害风险管控的前提。目前,中国对地质灾害风险可接受程度的研究不多,区域地质灾害风险可接受程度的研究更少。在对中外地质灾害风险可接受程度研究进展、丽水市2008—2016年经济发展情况、地...地质灾害风险可接受程度的确定,是进行地质灾害风险管控的前提。目前,中国对地质灾害风险可接受程度的研究不多,区域地质灾害风险可接受程度的研究更少。在对中外地质灾害风险可接受程度研究进展、丽水市2008—2016年经济发展情况、地质灾害致死情况、经济损失情况等系统总结和综合分析基础上,针对生命死亡、经济损失等进行地质灾害风险可接受程度研究。基于最低合理可行(as low as reasonably practicable,ALARP)原则,采用厌恶型风险因子n=1.5、位置常数为1×10^(-6),建立了社会生命可接受准则模型。采用相对经济损失的指标,选取位置常数为1×10^(-2),建立了社会经济风险可接受准则模型。研究结果表明,个人可接受经济风险指数为0.1,即个人经济风险的可接受范围不超过人均GDP的10%。因灾死亡100人发生概率超过10^(-8)、社会经济损失1000万元发生概率超过10^(-3)都属于不可接受风险。研究结果可为丽水市地质灾害风险评估和管理提供参考。展开更多
文摘Objective:Robotic-assisted spine surgeries(RASS)have been shown to enhance precision,reduce operative time,prevent complications,facilitate minimally invasive spinal surgery,and decrease revision surgery rates,leading to improved patient outco mes This study aimed to compare the cost-effectiveness of RAs's and non-robotic-assisted surgery for degenerative spine disease at a single center.Me thods:This retrospective study,including 122 patients,was conducted at a single center from March 2015 to February 2022.Patients who underwent ro bot-assisted surgery were assigned to the robotgroup,and patients who underwent non-robotic-assisted surgery were assigned to the non-mmbot group.Various data,indluding demographic information,surgical details,outcomes,and cost-effectiveness,were colected for both groups.The cost-effectiveness was determined using the incremental cost-effectiveness ratio(ICER),and subgroup analysis was conducted for patients with 1 or 2 levels of spi-nal instrumentation.The analysis was performed using STATA SE version 15 and Tree.Age Pro 2020,with Monte Caro simulations for the cost-effectiveness acceptability curve.Results The owerallICER was$22,572,but it decreased to$16,980 when considering cases with only 1or 2 levels of instrumentation.RASS is deemed cost-effective when the willi ingness to pay is$3000-$4000 if less than 2 levels of the spine are instrumented.Conchsions:The cost-effectiveness of robot icassistance be comes apparent whenthere isa reduced need for open surgeries,leading to decreased d revision rates caused by complications such as misplaced screwsor infctions.Therefore,it is advisable to allocate healthcare budget resou Irces to spine robots,as RASS PIDves to be cost-effective,partic cularly when only two or Ewer spinal levels require instrumentation.
文摘地质灾害风险可接受程度的确定,是进行地质灾害风险管控的前提。目前,中国对地质灾害风险可接受程度的研究不多,区域地质灾害风险可接受程度的研究更少。在对中外地质灾害风险可接受程度研究进展、丽水市2008—2016年经济发展情况、地质灾害致死情况、经济损失情况等系统总结和综合分析基础上,针对生命死亡、经济损失等进行地质灾害风险可接受程度研究。基于最低合理可行(as low as reasonably practicable,ALARP)原则,采用厌恶型风险因子n=1.5、位置常数为1×10^(-6),建立了社会生命可接受准则模型。采用相对经济损失的指标,选取位置常数为1×10^(-2),建立了社会经济风险可接受准则模型。研究结果表明,个人可接受经济风险指数为0.1,即个人经济风险的可接受范围不超过人均GDP的10%。因灾死亡100人发生概率超过10^(-8)、社会经济损失1000万元发生概率超过10^(-3)都属于不可接受风险。研究结果可为丽水市地质灾害风险评估和管理提供参考。
