liminal value

Objective: To explore the relation between left ventricular diastolic function abnormality and degree of myocardium ischemia and find a liminal value of coronary flow decrease for appearing to left ventricular diastolic function abnormality.

目的：应用定量彩色室壁运动技术（QCK）探讨左室舒张功能异常与心肌缺血程度的关系及阈值。

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Conclusion The liminal value of VF has been significantly increased during acute myocardial infarction.

结论心肌急性缺血导致室颤的阈值明显升高；

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The sensitivity of participants to the changes of configural information of self-face is very high in memory recognition task, the liminal value of eye is 4.01 pixel, the liminal value of mouth is 4.92 pixel.

自我人脸绝对辨认中，被试对人脸结构信息变化的辨认精确度非常高，眼睛、嘴巴的正确辨认阈限值分别为4.01和4.92个象素；

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Exercise could rise up the liminal value of calcium and accelerate the absorption of calcium.

运动可提高需钙阈值，促进钙的吸收。

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Results In 4th week the thermalgesia liminal value of acupuncture group decreased, SNCV and blood flow increased compared with that of glucose-lowering treatment group ( P < 0.05).

结果治疗4周，与降糖治疗组比较，针刺治疗组热痛阈值降低，坐骨神经SNCV增加，坐骨神经血流量增加（P

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In 8th week there was a significant difference between acupuncture group, medicated group and glucose-lowering treatment group in thermalgesia liminal value and SNCV ( P < 0.05 or P < 0.01) without significant difference compared with the control group.

治疗8周，针刺治疗组和药物治疗组热痛阈值、坐骨神经SNCV与降糖治疗组差异显著（P

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The result showed that if liminal value of PSA was set at 4ng/ mL, the diagnotic sensitivity and specificity of prostate cancer were 100% and 50.6% respectively.

结果表明，如果以血清PSA值4ng/mL为阈值，诊断前列腺癌的灵敏度为100%，特异性为50.6%；

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The rat thermalgesia liminal value, sciatic neurosensory conduction velocity ( SNCV) and blood flow were detected and compared in 4th and 8th week respectively in different groups.

各组均于治疗4、8周测定大鼠热痛阈值、坐骨神经感觉神经传导速度（SNCV）、坐骨神经血流量并进行对照观察。

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