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5 利用胸骨皮质比例诊断骨量低下及骨质疏松的ROC曲线特性分析

Tab 5 Analysis of ROC curve characteristics of sternal cortical thickness ratio for the diagnosis of osteopenia and osteoporosis

Group >65 years ≤65 years AUC (95%CI) Sensitivity/% Specificity/% Youden index Cut-off value AUC (95%CI) Sensitivity/% Specificity/% Youden index Cut-off value Male Osteopenia 0.924 (0.824‒0.977) 90.5 95.0 0.855 0.44 0.741 (0.721‒0.962) 75.0 72.4 0.474 0.42 Osteoporosis 0.813 (0.641‒0.984) 96.6 76.5 0.714 0.34 0.846 (0.756‒0.927) 82.4 83.3 0.765 0.32 Female Osteopenia 0.897 (0.753‒0.962) 83.3 90.2 0.833 0.39 0.768 (0.610‒0.926) 61.9 93.7 0.556 0.39 Osteoporosis 0.930 (0.852‒0.987) 90.5 85.2 0.757 0.28 0.937 (0.848‒0.998) 80.0 83.3 0.677 0.28