The sensitivity and specificity of ADC for the diagnosis of malignant lesion were 72.2% and 90.6% if the upper bound of 95% confidence interval was set as a differential level.

• 以恶性组95%25可信区间上界1.；02×10-3mm2/s定为良恶性椎体骨折ADC值界值；诊断敏感性72