目的探讨新疆地区维吾尔族与汉族患者上颌窦相关线性距离的差异性。方法选取2014年6月-2015年6月新疆医科大学第一附属医院维吾尔族及汉族CBCT影像,测量上颌窦垂直向及近远中向线性距离并进行比较。结果汉族患者上颌窦近远中径的平均距...目的探讨新疆地区维吾尔族与汉族患者上颌窦相关线性距离的差异性。方法选取2014年6月-2015年6月新疆医科大学第一附属医院维吾尔族及汉族CBCT影像,测量上颌窦垂直向及近远中向线性距离并进行比较。结果汉族患者上颌窦近远中径的平均距离右侧为(29.1±5.31)mm,左侧为(29.0±4.92)mm;维吾尔族患者右侧为(30.6±4.98)mm,左侧为(30.7±4.74)mm,差异有统计学意义(P<0.05)。女性患者上颌窦近远中径中,汉族患者右侧为(28.9±4.14)mm,左侧为(29.1±4.59)mm;维吾尔族患者右侧为(31.0±4.78)mm,左侧为(31.1±4.70)mm,差异有统计学意义(P<0.05)。汉族患者上颌窦颊腭径的平均距离右侧为(22.5±4.58)mm,左侧为(23.0±4.63)mm;维吾尔族患者右侧为(22.59±4.46)mm,左侧为(23.4±4.55)mm,差异无统计学意义(P>0.05)。汉族患者窦底至牙槽嵴顶的平均高度(residual bone high,RBH)右侧为(9.2±3.86)mm,左侧为(9.2±3.73)mm;维吾尔族患者右侧RBH的平均高度为(9.5±3.53)mm,左侧为(9.1±3.29)mm。汉族缺牙患者右侧RBH为(7.9±4.08)mm,左侧为(6.9±3.41)mm;维吾尔族患者右侧RBH为(7.8±4.46)mm,左侧为(7.7±3.76)mm,差异均无统计学意义(P>0.05)。结论维吾尔族患者上颌窦解剖结构中除上颌窦内壁近远中径大于汉族外,其余结构均基本一致。展开更多
In fitting the double-differential measurements thelevelwidth broadening effect should be taken into account properly due to Heisenberg uncertainty.Besides level width broadening effect the energy resolution in the me...In fitting the double-differential measurements thelevelwidth broadening effect should be taken into account properly due to Heisenberg uncertainty.Besides level width broadening effect the energy resolution in the measurements is also needed in this procedure.In general,the traditional normal Gaussian expansion is employed.However,the research indicates that to do so in this way the energy balance could not hold.For this reason,the deformed Gaussian expansion functions with exponential form for both the single energy point and continuous spectrum are introduced,with which the normalization and energy balance conditions could hold exactly in the analytical form.展开更多
文摘目的探讨新疆地区维吾尔族与汉族患者上颌窦相关线性距离的差异性。方法选取2014年6月-2015年6月新疆医科大学第一附属医院维吾尔族及汉族CBCT影像,测量上颌窦垂直向及近远中向线性距离并进行比较。结果汉族患者上颌窦近远中径的平均距离右侧为(29.1±5.31)mm,左侧为(29.0±4.92)mm;维吾尔族患者右侧为(30.6±4.98)mm,左侧为(30.7±4.74)mm,差异有统计学意义(P<0.05)。女性患者上颌窦近远中径中,汉族患者右侧为(28.9±4.14)mm,左侧为(29.1±4.59)mm;维吾尔族患者右侧为(31.0±4.78)mm,左侧为(31.1±4.70)mm,差异有统计学意义(P<0.05)。汉族患者上颌窦颊腭径的平均距离右侧为(22.5±4.58)mm,左侧为(23.0±4.63)mm;维吾尔族患者右侧为(22.59±4.46)mm,左侧为(23.4±4.55)mm,差异无统计学意义(P>0.05)。汉族患者窦底至牙槽嵴顶的平均高度(residual bone high,RBH)右侧为(9.2±3.86)mm,左侧为(9.2±3.73)mm;维吾尔族患者右侧RBH的平均高度为(9.5±3.53)mm,左侧为(9.1±3.29)mm。汉族缺牙患者右侧RBH为(7.9±4.08)mm,左侧为(6.9±3.41)mm;维吾尔族患者右侧RBH为(7.8±4.46)mm,左侧为(7.7±3.76)mm,差异均无统计学意义(P>0.05)。结论维吾尔族患者上颌窦解剖结构中除上颌窦内壁近远中径大于汉族外,其余结构均基本一致。
文摘In fitting the double-differential measurements thelevelwidth broadening effect should be taken into account properly due to Heisenberg uncertainty.Besides level width broadening effect the energy resolution in the measurements is also needed in this procedure.In general,the traditional normal Gaussian expansion is employed.However,the research indicates that to do so in this way the energy balance could not hold.For this reason,the deformed Gaussian expansion functions with exponential form for both the single energy point and continuous spectrum are introduced,with which the normalization and energy balance conditions could hold exactly in the analytical form.