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- broad ultrasound attenuation 振幅衰减
- In 149 of them, BUA (broadband ultrasound attenuation), T|score, Z|score and age were as the parameters. 其中 1 49例以宽波段超声衰减 ( BUA)、T-score( T评分 )、Z-score( Z评分 )及年龄为变数 ;
- Speed of sound(SOS) and broadband ultrasound attenuation (BUA) in calcaneus, alkali... 结果治疗半年后,观察组声速和跟骨振幅衰减、碱性磷酸酶等指标明显高于对照组。
- The broadband ultrasound attenuation and bone stiffness were positively related with bone mineral density(r =0.814,0.326,P < 0.01,0.05). 超声振幅衰减平均值和骨硬度指数与骨密度呈直线正相关(r=0.;814;0
- Methods An ARM embedded system was used to measure the speed of ultrasound,the broadband ultrasound attenuation(BUA) and the stiffness. 方法:设计采用ARM嵌入式系统,通过超声技术测量并计算足跟骨处的超声速度、宽带超声衰减值和硬度系数。
- Correlation between the femoral proximal strength and BUA(broadband ultrasound attenuation)(R~2=0.37) is more strong than any other paratemer of QUS. The correlation formula is Y=0.143X-4.43). 跟骨定量超声检查;股骨上段强度与声幅衰减(BUA)的决定系数R2=0.;37;回归方程为Y=0
- Methods 60 elderly healthy men were divided into three groups, 20 with normal bone density(Group A), 20 with osteopenia(Group B) and 20 with osteoporosis(Group C ),according to broadband ultrasound attenuation(BUA). 方法 6 0例健康老年男性按照宽波段超声衰减 (BUA)值分成骨量正常组 (A组 )、骨量减少组 (B组 )和骨质疏松组 (C组 )。
- Methods 75 healthy postmenopausal women were divided into three groups, 20 with normal bone density (Group A), 20 with osteopenia (Group B) and 35 with osteoporosis (Group C), according to broadband ultrasound attenuation (BUA). 方法 75 例正常绝经后妇女按照宽波段超声衰减（BUA） 分成骨量正常组（A 组） 、骨量减少组（B组） 、骨质疏松组（C组）。
- After drug-given, the serum sex hormone (E3, E2) and osteocalcin (BGP) levels were detected by radioimmunoassay, and the broadband ultrasound attenuation (BUA) of femur was tested with quantitative ultrasound (QUS) , the femur weight was calculated. 灌胃给药后,用放射免疫法测定大鼠血清雌三醇(E3)、雌二醇(E2)及骨钙素(BGP)水平,用定量超声法测定股骨超声振幅衰减(BUA),并测定大鼠股骨重量以计算股骨干重指数及灰重/干重。
- The ultrasound parameters broadband ultrasound attenuation (BUA) and speed of sound (SOS) were also measured in the calcaneus. Use the software to get the third parameter (stiffness) . 超声测量在同一人的跟骨进行，获取超声振幅衰减(broadband ultrasound attenuatio,BUA)和超声传播速度(speed of sound,SOS)两个参数，并据机内软件自动得出第三个参数刚度(Stiffness)。
- Methods:Broadband ultrasound attenuation(BUA),speed of ultrasound(SOS),bone quality index(BQI) and T-score of right calcaneum bone were measured by SONOST 2000 QUS ultrasound in 214 middle-aged people. 方法:采用韩国Osteosys公司生产的SONOST2000型定量超声仪对214名中年男性右跟骨宽波段超声衰减(BUA)和T-值(T-Score)进行检测。
- Methods:Broadband ultrasound attenuation(BUA)and speed of sound(SOS)were measured by quantita-tive ultrasound in86RA patients(20male and64female)and the results were compared with age-,sex-marched healthy peo ple. 方法:定量超声测定86例RA患者 (男20例,女64例)跟骨宽带超声振幅衰减(BUA)和超声传导速度(SOS),并与性别、年龄匹配的健康人作比较,同时分析 RA患者骨质疏松发生率。
- The values of calcaneal broadband ultrasound attenuation (BUA), speed of sound (SOS) and stiffness (STI) in altitude group were significantly lower than those in plain group at any age (P<0.01). 进驻高原地区官兵跟骨超声振幅衰减 (BUA)、超声声速 (SOS)和刚度 (STI)各年龄段均较返回平原组显著降低 (P <0 .;0 1 )。
- So,the bone minetal density measurement system using ultrasound was designed.By measuring broadband ultrasound attenuation(BUA),the density of cancellous bone could be evaluated using ultrasound. 为此,我们研制了超声骨密度测量系统,该系统借助宽带超声衰减参数,用超声对骨密度进行测量。
- The river opens out suddenly into a broad estuary. 江面忽然开阔起来，形成一个宽广的河。
- He stated his views in broad outline. 他粗略地讲了自己的观点。
- broadband ultrasound attenuation 宽频超声衰减值
- Her heavy industry rests on a broad and firm base. 它的重工业有广泛坚实的基础。
- broadband ultrasound attenuation ( BUA ) 振幅超声衰减
- The crooks ripped off a car in broad day light. 那些歹徒在光天化日之下盗窃了汽车。
