成人胸部CT胸骨皮质比例对骨量低下及骨质疏松诊断效能的探究
禹茜, 孙俊楠, 张姣姣, 高月, 王虎, 于洋, 王海嵘, 洪雯

Efficacy of sternal cortical thickness ratio in adult chest CT in the diagnosis of osteopenia and osteoporosis
YU Xi, SUN Junnan, ZHANG Jiaojiao, GAO Yue, WANG Hu, YU Yang, WANG Hairong, HONG Wen
表6 胸骨皮质比例与DXA诊断结果的比较
Tab 6 Comparison of sternal cortical thickness ratio and DXA diagnostic results
Item>65 years≤65 years
Normal bone mass group (n=33)Osteopenia group (n=41)Osteoporosis group (n=41)Normal bone mass group (n=45)Osteopenia group (n=25)Osteoporosis group (n=13)
Male
Accuracy/%90.590.071.475.077.885.7
False negative rate/%9.510.028.625.022.214.3
False positive rate/%9.517.79.15.321.713.3
Female
Accuracy/%83.390.885.276.287.583.3
False negative rate/%16.79.514.823.812.516.7
False positive rate/%15.417.44.25.915.814.3